ATLANTIC AND GULF COASTAL PLAIN REGION - NWPL 2016 FINAL RATINGS User Notes: 1) Plant species not listed are considered UPL for wetland delineation purposes. 2) A few UPL species are listed because they are rated FACU or wetter in at least one Corps region.

Scientific Name Common Name Status Scientific Name Common Name Status Scientific Name Common Name Status

Abildgaardia ovata Flat-Spike Sedge FACW Agarista populifolia Florida-Hobblebush FACW Amaranthus blitum Purple Amaranth FACU Abrus precatorius Rosary-Pea UPL Agastache nepetoides Yellow Giant-Hyssop FAC Amaranthus cannabinus Tidal-Marsh Amaranth OBL Abutilon theophrasti Velvetleaf FACU Agave americana American Century-Plant UPL Amaranthus crassipes Spreading Amaranth FAC Acalypha amentacea Match-Me-If-You-Can FAC Agave sisalana Sisal-Hemp UPL Amaranthus floridanus Florida Amaranth OBL Acalypha gracilens Slender Three-Seed-Mercury FAC Ageratina altissima White Snakeroot FACU Amaranthus graecizans Italian-Spinach FACU Acalypha poiretii Poiret's Copperleaf FACU Ageratina jucunda Hammock Snakeroot FACU Amaranthus greggii Josiah Amaranth FAC Acalypha rhomboidea Common Three-Seed-Mercury FAC Ageratum conyzoides Tropical Whiteweed FACU Amaranthus palmeri Careless Weed FACU Acalypha virginica Virginia Three-Seed-Mercury FACU Ageratum houstonianum Bluemink FACU Amaranthus pumilus Seaside Amaranth FACW Acanthocereus tetragonus Triangle Cactus FAC Aglaonema commutatum Philippine-Evergreen FACU Amaranthus retroflexus Red-Root FAC Acer negundo Ash-Leaf Maple FAC Agrimonia gryposepala Tall Hairy Grooveburr FACU Amaranthus spinosus Spiny Amaranth FACU Acer nigrum Black Maple UPL Agrimonia parviflora Harvestlice FAC Amaranthus tricolor Joseph's-Coat UPL Acer pensylvanicum Striped Maple FACU Agrimonia rostellata Beaked Grooveburr FAC Amaranthus tuberculatus Rough-Fruit Amaranth FACW Acer platanoides Norway Maple UPL Agrimonia striata Woodland Grooveburr UPL Amaranthus viridis Slender Amaranth FAC Acer rubrum Red Maple FAC Agrostis canina Velvet Bent FACU Ambrosia artemisiifolia Annual Ragweed FACU Acer saccharinum Silver Maple FAC Agrostis capillaris Colonial Bent FAC Ambrosia psilostachya Perennial Ragweed FAC Acer saccharum Sugar Maple FACU Agrostis elliottiana Elliott's Bent FACU Ambrosia trifida Great Ragweed FAC Acer spicatum Mountain Maple UPL Agrostis gigantea Black Bent FACW Amelanchier arborea Downy Service-Berry FACU Achillea millefolium Common Yarrow FACU Agrostis hyemalis Winter Bent FAC Amelanchier canadensis Canadian Service-Berry FAC Achillea ptarmica Pearl Yarrow FACU Agrostis mertensii Northern Bent FACU Amelanchier intermedia Intermediate Service-Berry FACW Achyranthes aspera Devil's-Horsewhip UPL Agrostis perennans Upland Bent FACU Amelanchier nantucketensis Nantucket Service-Berry FACU Acmella repens Opposite-Leaf Spotflower FACW Agrostis scabra Rough Bent FAC Amelanchier spicata Running Service-Berry FACU Acmispon americanus American Deerweed FACU Agrostis stolonifera Spreading Bent FACW Amianthium muscitoxicum Flypoison FAC Acoelorrhaphe wrightii Everglades Palm OBL Ailanthus altissima Tree-of-Heaven FACU Ammannia auriculata Eared Redstem OBL Aconitum uncinatum Southern Blue Monkshood FAC Aira caryophyllea Common Silver-Hair Grass FAC Ammannia coccinea Valley Redstem OBL Acorus americanus Several-Vein Sweetflag OBL Albizia lebbeck Woman's-Tongue UPL Ammannia latifolia Pink Redstem OBL Acorus calamus Single-Vein Sweetflag OBL Aletris aurea Golden Colicroot FACW Ammannia robusta Grand Redstem OBL Acrostichum aureum Golden Leather Fern OBL Aletris bracteata Bracted Colicroot FACU Ammophila arenaria European Beach Grass FACU Acrostichum danaeifolium Inland Leather Fern OBL Aletris farinosa White Colicroot FAC Ammophila breviligulata American Beach Grass UPL Actaea pachypoda White Baneberry FACU Aletris lutea Yellow Colicroot FACW Ammoselinum butleri Butler's Sand-Parsley FAC Actaea rubra Red Baneberry UPL Aletris obovata Southern Colicroot FAC Amorpha confusa Carolina Indigo-Bush FACU Actinostachys pennula Ray Fern FAC Aleurites moluccanus Indian-Walnut UPL Amorpha fruticosa False Indigo-Bush FACW Adenanthera pavonina Red Beadtree UPL Alhagi maurorum Camelthorn FAC Amorpha georgiana Georgia Indigo-Bush FACW Adiantum aleuticum Aleutian Maidenhair FAC Alisma gramineum Narrow-Leaf Water-Plantain OBL Amorpha herbacea Cluster-Spike Indigo-Bush FAC Adiantum capillus-veneris Southern Maidenhair FACU Alisma subcordatum American Water-Plantain OBL Amorpha nitens Shining Indigo-Bush FAC Adiantum pedatum Northern Maidenhair FACU Alisma triviale Northern Water-Plantain OBL Amorpha paniculata Panicled Indigo-Bush FACW Adiantum tenerum Brittle Maidenhair FAC Alliaria petiolata Garlic-Mustard FACU Amorpha roemeriana Roemer's Indigo-Bush FACU Aegopodium podagraria Bishop's Goutweed FACW Allium canadense Meadow Garlic FACU Ampelaster carolinianus Climbing-Aster OBL Aeschynomene americana Shyleaf FAC Allium cernuum Nodding Onion FACU Ampelopsis arborea Peppervine FAC Aeschynomene indica Indian Joint-Vetch FACW Allium schoenoprasum Wild Chives FACU Ampelopsis cordata Heart-Leaf Peppervine FAC Aeschynomene pratensis Meadow Joint-Vetch OBL Allium tricoccum Ramp FACU Amphicarpaea bracteata American Hog-Peanut FAC Aeschynomene virginica Virginia Joint-Vetch FACW Allium vineale Crow Garlic FACU Amphicarpum amphicarpon Blue Maiden-Cane FACW Aesculus flava Yellow Buckeye FACU Alnus glutinosa European Alder FACW Amphicarpum muehlenbergianum Perennial Goober Grass FACW Aesculus glabra Ohio Buckeye FACU Alnus incana Speckled Alder FACU Amphitecna latifolia Black-Calabash FACU Aesculus pavia Red Buckeye FACU Alnus maritima Seaside Alder OBL Amsonia ludoviciana Louisiana Bluestar FAC Aesculus sylvatica Painted Buckeye FAC Alnus serrulata Brookside Alder FACW Amsonia rigida Stiff Bluestar FACW Agalinis aphylla Scale-Leaf False Foxglove FACW Alocasia macrorrhizos Giant Taro FACW Amsonia tabernaemontana Eastern Bluestar FACW Agalinis aspera Tall False Foxglove FACU Alopecurus aequalis Short-Awn Meadow-Foxtail OBL Amyris elemifera Smooth Torchwood FAC Agalinis divaricata Pineland False Foxglove FACU Alopecurus carolinianus Tufted Meadow-Foxtail FACW Anaphalis margaritacea Pearly-Everlasting UPL Agalinis fasciculata Beach False Foxglove FAC Alopecurus geniculatus Marsh Meadow-Foxtail OBL Andira inermis Cabbagebark-Tree FAC Agalinis filicaulis Jackson False Foxglove FAC Alopecurus myosuroides Slender Meadow-Foxtail FACW Andropogon arctatus Pinewoods Bluestem FAC Agalinis filifolia Seminole False Foxglove FACU Alopecurus pratensis Field Meadow-Foxtail FAC Andropogon bicornis Barbas-de-Indio FAC Agalinis flexicaulis Hampton False Foxglove FACW Alophia drummondii Propeller-Flower FACU Andropogon brachystachyus Short-Spike Bluestem FAC Agalinis georgiana Georgia False Foxglove FAC Alpinia zerumbet Shellplant UPL Andropogon capillipes Chalky Bluestem FAC Agalinis harperi Coastal-Plain False Foxglove FAC Alternanthera ficoidea Sanguinaria FACU Andropogon floridanus Florida Bluestem FACU Agalinis heterophylla Prairie False Foxglove FACU Alternanthera maritima Seaside Joyweed FACW Andropogon gerardii Big Bluestem FAC Agalinis linifolia Flax-Leaf False Foxglove OBL Alternanthera paronychioides Smooth Joyweed OBL Andropogon glaucopsis Coastal Bluestem FACW Agalinis maritima Saltmarsh False Foxglove OBL Alternanthera philoxeroides Alligator-Weed OBL Andropogon glomeratus Bushy Bluestem FACW Agalinis obtusifolia Ten-Lobe False Foxglove FAC Alternanthera sessilis Sessile Joyweed OBL Andropogon gracilis Wiry Bluestem FAC Agalinis oligophylla Ridge-Stem False Foxglove FAC Althaea officinalis Common Marsh-Mallow FACW Andropogon gyrans Elliott's Bluestem FACU Agalinis paupercula Small-Flower False Foxglove FACW Alysicarpus vaginalis White Moneywort FAC Andropogon hirsutior FACW Agalinis pulchella St. Mark's False Foxglove FACW Amaranthus acanthochiton Greenstripe FACU Andropogon longiberbis Long-Beard Bluestem FAC Agalinis purpurea Purple False Foxglove FACW Amaranthus albus Tumbleweed FACU Andropogon mohrii Mohr's Bluestem FACW Agalinis skinneriana Skinner's False Foxglove FACU Amaranthus arenicola Sandhill Amaranth FACU Andropogon ternarius Split-Beard Bluestem FACU Agalinis tenella OBL Amaranthus australis Southern Amaranth OBL Andropogon virginicus Broom-Sedge FAC Agalinis tenuifolia Slender-Leaf False Foxglove FACU Amaranthus blitoides Mat Amaranth FAC Androsace occidentalis Western Rock-Jasmine FACU Anemone canadensis Round-Leaf Thimbleweed FAC Asclepias longifolia Long-Leaf Milkweed FAC Bassia hirsuta Hairy Smotherweed OBL Anemone quinquefolia Nightcaps FACU Asclepias michauxii Michaux's Milkweed FAC Bassia hyssopifolia Five-Horn Smotherweed FACU Anemone virginiana Tall Thimbleweed FACU Asclepias oenotheroides Zizotes Milkweed FACU Bassia scoparia Mexican-Fireweed FACU Angadenia berteroi Pineland-Golden-Trumpet FACW Asclepias pedicellata Savannah Milkweed FACW Batis maritima Turtleweed OBL Angelica atropurpurea Purple-Stem Angelica OBL Asclepias perennis Aquatic Milkweed OBL Beckmannia syzigachne American Slough Grass OBL Aniseia martinicensis Whitejacket FAC Asclepias purpurascens Purple Milkweed FACU Begonia cucullata Clubbed Begonia FAC Annona glabra Pond-Apple OBL Asclepias rubra Red Milkweed OBL Begonia hirtella Brazilian Begonia UPL Anoda cristata Crested Anoda FAC Asclepias speciosa Showy Milkweed FAC Bejaria racemosa Tarflower FAC Antennaria neglecta Field Pussytoes UPL Asclepias subverticillata Horsetail Milkweed FACU Berberis thunbergii Japanese Barberry UPL Anthemis cotula Stinking Chamomile FACU Asclepias syriaca Common Milkweed UPL Berberis vulgaris European Barberry UPL Anthenantia rufa Purple Silkyscale FACW Asclepias variegata Red-Ring Milkweed FACU Berchemia scandens Alabama Supplejack FAC Anthoxanthum hirtum Northern Sweet Vernal Grass FACW Asclepias verticillata Whorled Milkweed FACU Bergia texana Texas Bergia OBL Anthoxanthum odoratum Large Sweet Vernal Grass FACU Asclepias viridula Southern Milkweed FACW Betula alleghaniensis Yellow Birch FACU Antigonon leptopus Queen's-Jewels FAC Asimina parviflora Small-Flower Pawpaw FACU Betula cordifolia Heart-Leaf Paper Birch FACU Apios americana Groundnut FACW Asimina pygmea Dwarf Pawpaw FACU Betula lenta Sweet Birch FACU Aplectrum hyemale Adam-and-Eve FAC Asimina reticulata Netted Pawpaw FACU Betula nigra River Birch FACW Apocynum androsaemifolium Spreading Dogbane UPL Asimina triloba Common Pawpaw FAC Betula pendula European Weeping Birch FACU Apocynum cannabinum Indian-Hemp FACU Asparagus officinalis Asparagus FACU Betula populifolia Gray Birch FAC Apteria aphylla Nodding-Nixie FACW Asperugo procumbens German-Madwort UPL Betula pubescens Downy Birch FAC Aquilegia canadensis Red Columbine FACU Asplenium abscissum Cut-Leaf Spleenwort FACW Bidens aristosa Bearded Beggarticks FACW Arabidopsis lyrata Lyre-Leaf Thalecress FACU Asplenium cristatum Parsley Spleenwort FAC Bidens bidentoides Delmarva Beggarticks FACW Arabis alpina Alpine Eared Rockcress FAC Asplenium dentatum Toothed Spleenwort FACU Bidens bipinnata Spanish-Needles FAC Arabis pycnocarpa Hairy Eared Rockcress FACU Asplenium heterochroum Bicolored Spleenwort FAC Bidens cernua Nodding Burr-Marigold OBL Aralia nudicaulis Wild Sarsaparilla FACU Asplenium platyneuron Ebony Spleenwort FACU Bidens discoidea Small Beggarticks FACW Aralia racemosa American Spikenard FACU Asplenium pumilum Dwarf Spleenwort FAC Bidens eatonii Eaton's Beggarticks FACW Aralia spinosa Devil's-Walkingstick FAC Asplenium trichomanes Maidenhair Spleenwort FAC Bidens frondosa Devil's-Pitchfork FACW Arctium minus Lesser Burrdock UPL Astragalus canadensis Canadian Milk-Vetch FAC Bidens laevis Smooth Beggarticks OBL Arctostaphylos uva-ursi Red Bearberry UPL Astragalus diphysus Speckle-Pod Milk-Vetch UPL Bidens mitis Small-Fruit Beggarticks OBL Ardisia crenata Hen's-Eyes FAC Asystasia gangetica Chinese-Violet UPL Bidens pilosa Hairy Beggarticks FAC Ardisia elliptica Shoebutton FAC Athyrium angustum Northern Lady Fern FAC Bidens tenuisecta Slim-Lobe Beggarticks FACW Arenaria lanuginosa Spreading Sandwort FAC Athyrium asplenioides Southern Lady Fern FAC Bidens trichosperma Crowned Beggarticks OBL Arenaria serpyllifolia Thyme-Leaf Sandwort UPL Atriplex dioica Saline Saltbush FAC Bidens tripartita Three-Lobe Beggarticks FACW Arethusa bulbosa Dragon's-Mouth OBL Atriplex glabriuscula Scotland Orache FACU Bidens vulgata Tall Beggarticks OBL Argusia gnaphalodes Sea-Rosemary FACU Atriplex hortensis Garden Orache FAC Bigelowia nudata Pineland Rayless-Goldenrod FACW Arisaema dracontium Greendragon FACW Atriplex mucronata Crested Saltbush FAC Bigelowia nuttallii Nuttall's Rayless-Goldenrod FACU Arisaema triphyllum Jack-in-the-Pulpit FACW Atriplex patula Halberd-Leaf Orache FACW Bignonia capreolata Crossvine FAC Aristida beyrichiana Beyrich's Three-Awn FAC Atriplex prostrata Hastate Orache FACW Blechnum occidentale Hammock Fern FAC Aristida dichotoma Church-Mouse Three-Awn FACU Atriplex rosea Tumbling Orache FACU Blechnum serrulatum Toothed Mid-Sorus Fern FACW Aristida longespica Red Three-Awn FACU Atriplex semibaccata Australian Saltbush FAC Blephilia hirsuta Hairy Pagoda-Plant FACU Aristida patula Tall Three-Awn FAC Avena sativa Oat UPL Bletia purpurea Pine-Pink FAC Aristida purpurascens Arrow-Feather Three-Awn UPL Avicennia germinans Black Mangrove OBL Blutaparon vermiculare Bayflower FACW Aristida rhizomophora Florida Three-Awn FACW Axonopus compressus Broad-Leaf Carpet Grass FAC Blyxa aubertii Bambooplant OBL Aristida simpliciflora Southern Three-Awn FAC Axonopus fissifolius Narrow-Leaf Carpet Grass FACW Boechera dentata Short's Rockcress FACU Aristida spiciformis Bottlebrush Three-Awn FAC Axonopus furcatus Big Carpet Grass OBL Boehmeria cylindrica Small-Spike False Nettle FACW Aristida stricta Pineland Three-Awn FAC Azolla filiculoides Large Mosquito Fern OBL Boerhavia erecta Erect Spiderling UPL Aristolochia elegans Elegant Dutchman's-Pipe UPL Azolla microphylla Mexican Mosquito Fern OBL Boltonia asteroides White Doll's Daisy FACW Arivela viscosa Tickweed UPL Azolla pinnata Asian Mosquito Fern OBL Boltonia caroliniana Carolina Doll's Daisy FACW Arnica acaulis Common Leopardbane UPL Baccharis angustifolia Saltwater False Willow FACW Boltonia diffusa Small-Head Doll's Daisy FAC Arnoglossum diversifolium Variable-Leaf Indian-Plantain FACW Baccharis dioica Broombush False Willow FAC Bontia daphnoides White Alling FACW Arnoglossum ovatum Egg-Leaf Indian-Plantain FACW Baccharis glomeruliflora Silverling FACW Borrichia X cubana FACW Arnoglossum plantagineum Groove-Stem Indian-Plantain FACU Baccharis halimifolia Groundseltree FAC Borrichia arborescens Tree Seaside-Tansy FACW Arnoglossum sulcatum Georgia Indian-Plantain OBL Baccharis neglecta Roosevelt-Weed FAC Borrichia frutescens Bushy Seaside-Tansy OBL Aronia arbutifolia Red Chokeberry FACW Baccharis salicifolia Mule's-Fat FACW Bothriochloa barbinodis Cane Beard Grass FACU Aronia melanocarpa Black Chokeberry FAC Baccharis salicina Great Plains False Willow FAC Bothriochloa bladhii Australian Beard Grass FACU Aronia prunifolia Purple Chokeberry FACW Bacopa caroliniana Blue Water-Hyssop OBL Botrychium lanceolatum Lance-Leaf Moonwort FAC Arrhenatherum elatius Tall Oat Grass FACU Bacopa egensis Brazilian Water-Hyssop OBL Botrychium lunaria Common Moonwort FAC Artemisia annua Annual Wormwood FACU Bacopa innominata Tropical Water-Hyssop OBL Botrychium matricariifolium Daisy-Leaf Moonwort UPL Artemisia biennis Biennial Wormwood FACU Bacopa monnieri Herb-of-Grace OBL Botrychium simplex Least Moonwort FACU Artemisia campestris Pacific Wormwood UPL Bacopa repens Creeping Water-Hyssop OBL Botrypus virginianus Rattlesnake Fern FACU Artemisia ludoviciana White Sagebrush UPL Bacopa rotundifolia Disk Water-Hyssop OBL Bouteloua dactyloides Buffalo Grass FACU Artemisia stelleriana Oldwoman FACU Balduina atropurpurea Purple-Disk Honeycomb-Head FACW Bowlesia incana Hoary Bowlesia FAC Artemisia vulgaris Common Wormwood UPL Balduina uniflora One-Flower Honeycomb-Head FACW Boykinia aconitifolia Allegheny Brookfoam FACW Arthraxon hispidus Small Carp Grass FAC Bambusa bambos Giant Thorny Bamboo FACU Brachyelytrum erectum Bearded Shorthusk FACU Aruncus dioicus Bride's-Feathers FACU Bambusa vulgaris Feathery Bamboo UPL Brasenia schreberi Watershield OBL Arundinaria gigantea Giant Cane FACW Baptisia alba White Wild Indigo FACU Brassica juncea Chinese Mustard UPL Arundinaria tecta Switch Cane FACW Baptisia australis Blue Wild Indigo FACU Brassica rapa Rape UPL Arundo donax Giant-Reed FAC Baptisia megacarpa Apalachicola Wild Indigo FAC Breynia disticha Snowbush FAC Asarum canadense Canadian Wild Ginger UPL Barbarea vulgaris Garden Yellow-Rocket FAC Brintonia discoidea Rayless Mock Goldenrod FACU Asclepias connivens Large-Flower Milkweed OBL Barkleyanthus salicifolius Barkley's-Ragwort FAC Briza media Perennial Quaking Grass FACU Asclepias curassavica Bloodflower FAC Barleria cristata Crested Philippine-Violet UPL Briza minor Lesser Quaking Grass FAC Asclepias exaltata Poke Milkweed UPL Bartonia paniculata Twining Screwstem OBL Bromus arvensis Field Brome FACU Asclepias incarnata Swamp Milkweed OBL Bartonia verna White Screwstem OBL Bromus briziformis Rattlesnake Brome FACU Asclepias lanceolata Few-Flower Milkweed OBL Bartonia virginica Yellow Screwstem FACW Bromus ciliatus Fringed Brome FACW Bromus hordeaceus Soft Brome UPL Campanula rotundifolia Bluebell-of-Scotland FACU Carex crebriflora Coastal-Plain Sedge FACW Bromus inermis Smooth Brome UPL Campanulastrum americanum American-Bellflower FAC Carex crinita Fringed Sedge FACW Bromus kalmii Kalm's Brome FACU Campsis radicans Trumpet-Creeper FAC Carex cristatella Crested Sedge FAC Bromus latiglumis Early-Leaf Brome FACW Campyloneurum costatum Tailed Strap Fern FAC Carex crus-corvi Raven-Foot Sedge OBL Bromus madritensis Compact Brome UPL Canavalia rosea Bay-Bean FAC Carex cryptolepis Northeastern Sedge OBL Bromus pubescens Hairy Woodland Brome FACU Canna X generalis FACW Carex cumulata Clustered Sedge FACU Broussonetia papyrifera Paper-Mulberry FACU Canna flaccida Bandanna-of-the-Everglades OBL Carex davisii Davis' Sedge FAC Browallia americana Jamaican-Forget-Me-Not FACU Canna glauca Brazilian Arrow-Wood OBL Carex debilis White-Edge Sedge FACW Brugmansia suaveolens Angel's-Tears FACW Canna indica Indian-Shot FACW Carex decomposita Cypress-Knee Sedge OBL Brugmansia versicolor Arborescent Angel's-Tears UPL Cantinoa mutabilis FAC Carex digitalis Slender Woodland Sedge FACU Brunnichia ovata American Buckwheatvine FACW Caperonia castaneifolia Chestnut-Leaf False Croton FACW Carex divisa Separated Sedge OBL Buchnera americana American Bluehearts FAC Caperonia palustris Sacatrapo FACW Carex divulsa Grassland Sedge FAC Buchnera floridana Florida Bluehearts FAC Capraria biflora Goatweed FACW Carex eburnea Bristle-Leaf Sedge FACU Bucida buceras Gregory-Wood FACW Capraria mexicana Mexican Goatweed FAC Carex echinata Star Sedge OBL Buddleja davidii Orange-Eye Butterfly-Bush FACU Capsella bursa-pastoris Shepherd's-Purse FACU Carex elliottii Elliott's Sedge OBL Buddleja madagascariensis Smokebush UPL Cardamine angustata Slender Toothwort FAC Carex emoryi Emory's Sedge OBL Bulbostylis barbata Water-Grass FAC Cardamine bulbosa Bulbous Bittercress OBL Carex exilis Coastal Sedge OBL Bulbostylis capillaris Dense-Tuft Hair Sedge FAC Cardamine clematitis Small Mountain Bittercress FAC Carex extensa Long-Bract Sedge OBL Bulbostylis ciliatifolia Capillary Hair Sedge FAC Cardamine concatenata Cut-Leaf Toothwort FACU Carex festucacea Fescue Sedge FACW Bulbostylis juncoides Rush Hair Sedge FACW Cardamine diphylla Crinkleroot UPL Carex fissa Hammock Sedge FACW Bulbostylis stenophylla Sandy-Field Hair Sedge FACU Cardamine douglassii Limestone Bittercress OBL Carex flaccosperma Thin-Fruit Sedge FACW Bulbostylis warei Ware's Hair Sedge FACU Cardamine flexuosa Woodland Bittercress FACU Carex flava Yellow-Green Sedge OBL Burmannia biflora Northern Bluethread OBL Cardamine hirsuta Hairy Bittercress FACU Carex foenea Bronze-Head Oval Sedge FACU Burmannia capitata Southern Bluethread OBL Cardamine impatiens Narrow-Leaf Bittercress FAC Carex folliculata Northern Long Sedge OBL Burmannia flava Fahkahatchee Bluethread OBL Cardamine longii Long's Bittercress OBL Carex frankii Frank's Sedge OBL Cabomba caroliniana Carolina Fanwort OBL Cardamine parviflora Sand Bittercress FACU Carex gigantea Giant Sedge OBL Cabomba palaeformis Fish-Grass OBL Cardamine pensylvanica Quaker Bittercress FACW Carex glaucescens Southern Waxy Sedge OBL Caesalpinia bonduc Yellow Nicker FAC Cardamine rotundifolia American Bittercress OBL Carex glaucodea Blue Sedge FACW Caesalpinia crista Fevernut FAC Cardiospermum halicacabum Love-in-a-Puff FAC Carex gracillima Graceful Sedge FACU Cakile constricta Gulf Coast Searocket FACU Cardiospermum microcarpum Heartseed FAC Carex granularis Limestone-Meadow Sedge FACW Cakile edentula American Searocket FACU Carduus nutans Nodding Plumeless-Thistle UPL Carex gravida Heavy Sedge FACW Cakile geniculata Gulf Searocket FAC Carex X aestivaliformis FAC Carex grayi Gray's Sedge FACW Cakile lanceolata Coastal Searocket FAC Carex abscondita Thicket Sedge FACW Carex grisea Inflated Narrow-Leaf Sedge FACW Cakile maritima European Searocket FAC Carex acutiformis Lesser Pond Sedge OBL Carex gynandra Nodding Sedge FACW Caladium bicolor Heart-of-Jesus FAC Carex alata Broad-Wing Sedge OBL Carex gynocrates Northern Bog Sedge OBL Calamagrostis canadensis Bluejoint OBL Carex albicans White-Tinge Sedge FAC Carex haydenii Cloud Sedge OBL Calamagrostis coarctata Nuttall's Reed Grass OBL Carex albolutescens Green-White Sedge FACW Carex hormathodes Marsh Straw Sedge OBL Calamagrostis pickeringii Pickering's Reed Grass FACW Carex alopecoidea Fox-Tail Sedge FACW Carex hyalina Tissue Sedge FACW Calamagrostis stricta Slim-Stem Reed Grass FACW Carex amphibola Eastern Narrow-Leaf Sedge FACW Carex hyalinolepis Shoreline Sedge OBL Calamovilfa arcuata Cumberland Sand-Reed FACW Carex annectens Yellow-Fruit Sedge FACW Carex hystericina Porcupine Sedge OBL Calamovilfa brevipilis Pine-Barren Sand-Reed OBL Carex aquatilis Leafy Tussock Sedge OBL Carex interior Inland Sedge OBL Calamovilfa curtissii Florida Sand-Reed FAC Carex arkansana Arkansas Sedge FACU Carex intumescens Greater Bladder Sedge FACW Calandrinia ciliata Fringed Redmaids FACU Carex atlantica Prickly Bog Sedge FACW Carex joorii Cypress-Swamp Sedge OBL Calibrachoa parviflora Seaside-Petunia FAC Carex austrina Southern Sedge FACU Carex lacustris Lakebank Sedge OBL Callicarpa americana American Beauty-Berry FACU Carex austrodeflexa Canebrake Sedge FACW Carex laevivaginata Smooth-Sheath Sedge OBL Callicarpa dichotoma Chinese Beauty-Berry OBL Carex baileyi Bailey's Sedge FACW Carex lasiocarpa Woolly-Fruit Sedge OBL Callisia repens Creeping-Inchplant FACU Carex barrattii Barratt's Sedge OBL Carex laxiflora Broad Loose-Flower Sedge FACU Callitriche hermaphroditica Autumn Water-Starwort OBL Carex basiantha Widow Sedge FACW Carex leporina Oval Sedge FAC Callitriche heterophylla Greater Water-Starwort OBL Carex bebbii Bebb's Sedge OBL Carex leptalea Bristly-Stalk Sedge OBL Callitriche palustris Vernal Water-Starwort OBL Carex bicknellii Bicknell's Sedge FAC Carex leptonervia Nerveless Woodland Sedge FACW Callitriche pedunculosa Nuttall's Water-Starwort FACW Carex billingsii Billings' Sedge OBL Carex limosa Mud Sedge OBL Callitriche peploides Matted Water-Starwort OBL Carex blanda Eastern Woodland Sedge FAC Carex livida Livid Sedge OBL Callitriche stagnalis Pond Water-Starwort OBL Carex brevior Short-Beak Sedge FAC Carex lonchocarpa Southern Long Sedge OBL Callitriche terrestris Terrestrial Water-Starwort FACW Carex bromoides Brome-Like Sedge FACW Carex longii Long's Sedge OBL Calluna vulgaris Heather FAC Carex brunnescens Brownish Sedge FAC Carex louisianica Louisiana Sedge OBL Calophyllum antillanum West Indian-Laurel FACW Carex bulbostylis False Hair Sedge FACW Carex lupuliformis False Hop Sedge OBL Calophyllum inophyllum Alexandrian-Laurel UPL Carex bullata Button Sedge OBL Carex lupulina Hop Sedge OBL Calopogon barbatus Bearded Grass-Pink FACW Carex bushii Bush's Sedge FACW Carex lurida Shallow Sedge OBL Calopogon multiflorus Many-Flower Grass-Pink FACW Carex buxbaumii Brown Bog Sedge OBL Carex macrocephala Big-Head Sedge FAC Calopogon pallidus Pale Grass-Pink OBL Carex canescens Hoary Sedge OBL Carex meadii Mead's Sedge FAC Calopogon tuberosus Tuberous Grass-Pink OBL Carex caroliniana Carolina Sedge FACW Carex microdonta Little-Tooth Sedge FACW Caltha palustris Yellow Marsh-Marigold OBL Carex cephaloidea Thin-Leaf Sedge FAC Carex mitchelliana Mitchell's Sedge FACW Calycanthus floridus Eastern Sweetshrub FACU Carex cephalophora Oval-Leaf Sedge FAC Carex molesta Troublesome Sedge FAC Calycocarpum lyonii Cupseed FACW Carex chapmanii Chapman's Sedge FACW Carex muricata Muricate Sedge FAC Calydorea coelestina Enchanting Violet-Lily FACW Carex cherokeensis Cherokee Sedge FACW Carex muskingumensis Muskingum Sedge OBL Calyptocarpus vialis Straggler Daisy FAC Carex collinsii Collins' Sedge OBL Carex nigromarginata Black-Edge Sedge FACU Calystegia sepium Hedge False Bindweed FAC Carex comosa Bearded Sedge OBL Carex normalis Greater Straw Sedge FACW Camassia scilloides Atlantic Camas FACW Carex complanata Hirsute Sedge FAC Carex oklahomensis Oklahoma Sedge OBL Camelina microcarpa Little-Pod False Flax FACU Carex conjuncta Soft Fox Sedge FAC Carex opaca FACW Camelina sativa Gold-of-Pleasure FACU Carex conoidea Open-Field Sedge FACW Carex oxylepis Sharp-Scale Sedge FACW Campanula aparinoides Marsh Bellflower OBL Carex corrugata Prune-Fruit Sedge FACW Carex ozarkana Ozark Sedge OBL Campanula floridana Florida Bellflower OBL Carex crawei Crawe's Sedge OBL Carex pallescens Pale Sedge FACW Campanula robinsiae Robins' Bellflower FACW Carex crawfordii Crawford's Sedge FAC Carex pedunculata Long-Stalk Sedge OBL Carex pellita Woolly Sedge OBL Casasia clusiifolia Seven-Year-Apple FAC Chenopodium glaucum Oak-Leaf Goosefoot FAC Carex pendula Pendulous Sedge FACW Cassytha filiformis Devil's-Gut FAC Chenopodium macrospermum Large-Seed Goosefoot FACW Carex pigra Tar-Heel Sedge FACW Castilleja coccinea Scarlet Indian-Paintbrush FAC Chenopodium murale Nettle-Leaf Goosefoot FACU Carex polymorpha Variable Sedge FACU Castilleja indivisa Entire-Leaf Indian-Paintbrush FAC Chenopodium rubrum Red Goosefoot FACW Carex prairea Prairie Sedge FACW Casuarina cunninghamiana River She-Oak FAC Chilopsis linearis Desert-Willow FACU Carex prasina Drooping Sedge OBL Casuarina equisetifolia Beach She-Oak FACU Chiococca alba West Indian Milkberry FAC Carex projecta Necklace Sedge FACW Casuarina glauca Gray She-Oak FAC Chionanthus virginicus White Fringetree FACU Carex pumila Dwarf Sedge FACU Catalpa bignonioides Southern Catalpa UPL Chloracantha spinosa Mexican-Devilweed FACW Carex radiata Eastern Star Sedge FAC Catalpa speciosa Northern Catalpa FACU Chloris barbata Swollen Windmill Grass FACU Carex reniformis Kidney-Shape Sedge FACW Catharanthus roseus Madagascar-Periwinkle UPL Chloris ciliata Fringed Windmill Grass UPL Carex retroflexa Reflexed Sedge FACU Cayaponia americana American Melonleaf FAC Chloris gayana Rhodes Grass FACU Carex richardsonii Richardson's Sedge UPL Cayaponia quinqueloba Five-Lobe-Cucumber FAC Chloris radiata Plush Grass UPL Carex rosea Rosy Sedge FACU Celastrus orbiculatus Asian Bittersweet FACU Chloris virgata Feather Windmill Grass FACU Carex sartwellii Sartwell's Sedge FACW Celastrus scandens American Bittersweet FACU Christella dentata Pai'i'iho FACW Carex scabrata Eastern Rough Sedge OBL Celosia argentea Silver Cock's-Comb FAC Christella hispidula Rough-Hairy Waterfall Fern FACW Carex schweinitzii Schweinitz's Sedge OBL Celtis laevigata Sugar-Berry FACW Chromolaena odorata Jack-in-the-Bush FAC Carex scoparia Pointed Broom Sedge FACW Celtis occidentalis Common Hackberry FACU Chrysobalanus icaco Icaco Coco-Plum FACW Carex seorsa Weak Stellate Sedge FACW Celtis reticulata Net-Leaf Hackberry UPL Chrysoma pauciflosculosa Woody-Goldenrod FAC Carex shortiana Short's Sedge FACW Cenchrus americanus Pearl-Millet FACU Chrysopogon pauciflorus Florida False Beard Grass FACU Carex siccata Dry-Spike Sedge UPL Cenchrus brownii Slim-Bristle Sandburr FACU Chrysopogon zizanioides Khus-Khus FACW Carex sparganioides Burr-Reed Sedge FAC Cenchrus ciliaris Buffel Grass UPL Chrysopsis gossypina Cottony Golden-Aster UPL Carex spicata Prickly Sedge FAC Cenchrus echinatus Southern Sandburr UPL Chrysopsis mariana Maryland Golden-Aster UPL Carex sprengelii Long-Beak Sedge FACU Cenchrus longispinus Innocent-Weed FACU Chrysosplenium americanum American Golden-Saxifrage OBL Carex squarrosa Squarrose Sedge FACW Cenchrus myosuroides Big Sandburr FAC Cichorium intybus Chicory FACU Carex sterilis Dioecious Sedge OBL Cenchrus polystachios Mission Grass FAC Cicuta bulbifera Bulblet-Bearing Water-Hemlock OBL Carex stipata Stalk-Grain Sedge OBL Cenchrus purpureus Elephant Grass FAC Cicuta maculata Spotted Water-Hemlock OBL Carex straminea Eastern Straw Sedge OBL Cenchrus tribuloides Sand-Dune Sandburr FACU Cinna arundinacea Sweet Wood-Reed FACW Carex striata Walter's Sedge OBL Centaurea X moncktonii FAC Cinna latifolia Slender Wood-Reed FACW Carex stricta Uptight Sedge OBL Centaurea cyanus Garden Cornflower FACU Cinnamomum camphora Camphortree UPL Carex styloflexa Bent Sedge FACW Centaurea jacea Brown-Ray Knapweed FACU Circaea alpina Small Enchanter's-Nightshade FACW Carex suberecta Prairie Straw Sedge OBL Centaurium erythraea European Centaury FAC Circaea canadensis Broad-Leaf Enchanter's-Nightshade FACU Carex superata Limestone-Forest Sedge FAC Centaurium pulchellum Branched Centaury FACU Cirsium arvense Canadian Thistle FACU Carex swanii Swan's Sedge UPL Centaurium tenuiflorum Slender Centaury FACW Cirsium discolor Field Thistle UPL Carex tenera Quill Sedge FACW Centella erecta Stiff Spadeleaf FACW Cirsium flodmanii Flodman's Thistle FAC Carex tetanica Rigid Sedge FACW Centipeda minima Spreading-Sneezeweed FAC Cirsium horridulum Yellow Thistle FAC Carex tetrastachya Britton's Sedge FACW Centratherum punctatum Larkdaisy FACU Cirsium lecontei Le Conte's Thistle FACW Carex torta Twisted Sedge OBL Cephalanthus occidentalis Common Buttonbush OBL Cirsium muticum Swamp Thistle OBL Carex triangularis Eastern Fox Sedge FACW Cephalanthus salicifolius Mexican Buttonbush OBL Cirsium nuttallii Nuttall's Thistle FAC Carex tribuloides Blunt Broom Sedge FACW Cerastium arvense Field Mouse-Ear Chickweed FACU Cirsium undulatum Wavy-Leaf Thistle FACU Carex trichocarpa Hairy-Fruit Sedge OBL Cerastium brachypodum Short-Stalk Mouse-Ear Chickweed FACU Cirsium virginianum Virginia Thistle FACW Carex trisperma Three-Seed Sedge OBL Cerastium fontanum Common Mouse-Ear Chickweed FAC Cirsium vulgare Bull Thistle FACU Carex tuckermanii Tuckerman's Sedge OBL Cerastium glomeratum Sticky Mouse-Ear Chickweed FACU Cissus trifoliata Sorrelvine UPL Carex turgescens Pine-Barren Sedge OBL Cerastium nutans Nodding Mouse-Ear Chickweed FACU Cissus verticillata Seasonvine FAC Carex typhina Cat-Tail Sedge OBL Ceratophyllum demersum Coon's-Tail OBL Citharexylum spinosum Spiny Fiddlewood FACU Carex utriculata Northwest Territory Sedge OBL Ceratophyllum echinatum Spineless Hornwort OBL Citrullus lanatus Watermelon UPL Carex venusta Dark-Green Sedge FACW Ceratophyllum muricatum Prickly Hornwort OBL Citrus X aurantium FACU Carex verrucosa Warty Sedge OBL Ceratopteris pteridoides Floating Antler Fern OBL Citrus X limon UPL Carex vesicaria Lesser Bladder Sedge OBL Ceratopteris richardii Triangle Water Fern OBL Citrus X sinensis UPL Carex vexans Florida Hammock Sedge FACW Ceratopteris thalictroides Watersprite OBL Citrus aurantiifolia FACU Carex viridula Little Green Sedge OBL Cercis canadensis Redbud UPL Citrus medica Citron FAC Carex vulpinoidea Common Fox Sedge FACW Cestrum diurnum Day Flowering-Jassamine UPL Citrus reticulata Tangerine UPL Carex willdenowii Willdenow's Sedge FACU Cestrum nocturnum Night Flowering-Jassamine UPL Cladium mariscoides Smooth Saw-Grass OBL Carex woodii Pretty Sedge UPL Chaerophyllum procumbens Spreading Chervil FACW Cladium mariscus Swamp Saw-Grass OBL Carica papaya Papaya UPL Chaerophyllum tainturieri Hairy-Fruit Chervil FAC Clappia suaedifolia Fleshy Clapdaisy FACW Carmona retusa Scorpion-Bush UPL Chamaecrista fasciculata Sleepingplant FACU Claytonia caroliniana Carolina Springbeauty FACU Carphephorus carnosus Pineland Chaffhead FACW Chamaecrista nictitans Partridge-Pea FACU Claytonia perfoliata Miner's-Lettuce FACU Carphephorus corymbosus Coastal-Plain Chaffhead FACU Chamaecyparis thyoides Atlantic White-Cedar OBL Claytonia virginica Virginia Springbeauty FACU Carphephorus odoratissimus Carolina-Vanilla FACW Chamaedaphne calyculata Leatherleaf OBL Cleistesiopsis divaricata Rosebud Orchid FAC Carphephorus paniculatus Hairy Chaffhead FACW Chamaelirium luteum Fairywand FACU Clematis baldwinii Pine-Hyacinth FACW Carphephorus pseudoliatris Bristle-Leaf Chaffhead OBL Chamaenerion angustifolium Narrow-Leaf Fireweed FACU Clematis catesbyana Satincurls FAC Carphephorus tomentosus Woolly Chaffhead FACW Chaptalia tomentosa Woolly Sunbonnets FACW Clematis crispa Swamp Leather-Flower FACW Carpinus caroliniana American Hornbeam FAC Chasmanthium latifolium Indian Wood-Oats FAC Clematis glaucophylla White-Leaf Leather-Flower FAC Cartrema americana Devilwood FAC Chasmanthium laxum Slender Wood-Oats FACW Clematis ligusticifolia Deciduous Traveler's-Joy FACW Carum carvi Caraway FACU Chasmanthium nitidum Shiny Wood-Oats FACW Clematis pitcheri Bluebill FACU Carya X lecontei OBL Chasmanthium ornithorhynchum Bird-Bill Wood-Oats FACW Clematis terniflora Sweet Autumn Virgin's-Bower FACU Carya aquatica Water Hickory OBL Chasmanthium sessiliflorum Long-Leaf Wood-Oats FAC Clematis virginiana Devil's-Darning-Needles FAC Carya cordiformis Bitter-Nut Hickory FAC Chelidonium majus Greater Celandine UPL Clematis vitalba Evergreen Traveler's-Joy UPL Carya glabra Pignut Hickory FACU Chelone cuthbertii Cuthbert's Turtlehead OBL Cleomella angustifolia Northern Stinkweed FAC Carya illinoinensis Pecan FACU Chelone glabra White Turtlehead OBL Clerodendrum chinense Stickbush UPL Carya laciniosa Shell-Bark Hickory FACW Chelone lyonii Pink Turtlehead FACW Clethra alnifolia Coastal Sweet-Pepperbush FACW Carya myristiciformis Nutmeg Hickory FACW Chelone obliqua Red Turtlehead OBL Cliftonia monophylla Buckwheat-Tree OBL Carya ovalis Red Hickory FACU Chenopodium album Lamb's-Quarters FACU Clinopodium arkansanum Limestone Wild Basil FACW Carya ovata Shag-Bark Hickory FACU Chenopodium fremontii Fremont's Goosefoot FACU Clinopodium brownei Browne's Wild Basil OBL Clitoria mariana Atlantic Pigeonwings FACU Corylus americana American Hazelnut FACU Cyperus articulatus Jointed Flat Sedge OBL Clitoria ternatea Asian Pigeonwings FACU Corylus cornuta Beaked Hazelnut FACU Cyperus bipartitus Shining Flat Sedge FACW Clusia rosea Scotch-Attorney FAC Cosmos bipinnatus Garden Cosmos FAC Cyperus compressus Poorland Flat Sedge FACW Coccoloba uvifera Seaside-Grape FACU Cosmos parviflorus Southwestern Cosmos FAC Cyperus croceus Baldwin's Flat Sedge FAC Cocculus carolinus Carolina Coralbead FAC Cosmos sulphureus Sulphur Cosmos UPL Cyperus cuspidatus Coastal-Plain Flat Sedge FACW Cocos nucifera Coconut Palm UPL Cotula australis Australian Water-Buttons FAC Cyperus dentatus Toothed Flat Sedge OBL Coeloglossum viride Long-Bract Frog Orchid FAC Cranichis muscosa Cypress-Knee Helmet Orchid UPL Cyperus diandrus Umbrella Flat Sedge FACW Coelorachis cylindrica Carolina Joint-Tail Grass FAC Crassocephalum crepidioides Red-Flower Ragleaf FAC Cyperus difformis Variable Flat Sedge OBL Coelorachis rugosa Wrinkled Joint-Tail Grass OBL Crassula aquatica Water Pygmyweed OBL Cyperus digitatus Finger Flat Sedge OBL Coelorachis tessellata Lattice Joint-Tail Grass FACW Crassula connata Sand Pygmyweed FAC Cyperus distans Mexican Flat Sedge OBL Coelorachis tuberculosa Florida Joint-Tail Grass OBL Crassula solieri Smooth-Seed Pygmyweed OBL Cyperus distinctus Swamp Flat Sedge FACW Coix lacryma-jobi Job's-Tears FACW Crataegus aestivalis May Hawthorn OBL Cyperus drummondii Drummond's Sedge OBL Coleataenia abscissa Cut-Throat Grass FACW Crataegus berberifolia Barberry Hawthorn FAC Cyperus echinatus Globe Flat Sedge FAC Coleataenia anceps Beaked Cut-Throat Grass FAC Crataegus brachyacantha Blueberry Hawthorn OBL Cyperus elegans Royal Flat Sedge FACW Coleataenia longifolia Long-Leaf Cut-Throat Grass FACU Crataegus crus-galli Cock-Spur Hawthorn FAC Cyperus entrerianus Woodrush Flat Sedge FACW Coleataenia rigidula Red-Top Cut-Throat Grass FACW Crataegus marshallii Parsley Hawthorn FAC Cyperus eragrostis Tall Flat Sedge FACW Coleataenia stipitata Stipitate Cut-Throat Grass FACW Crataegus mollis Downy Hawthorn FAC Cyperus erythrorhizos Red-Root Flat Sedge OBL Coleataenia tenera Southeastern Cut-Throat Grass FACW Crataegus monogyna English Hawthorn FACU Cyperus esculentus Chufa FAC Collinsia verna Spring Blue-Eyed Mary FAC Crataegus opaca River-Flat Hawthorn OBL Cyperus filicinus Fern Flat Sedge OBL Collinsonia canadensis Richweed FAC Crataegus phaenopyrum Washington Hawthorn FAC Cyperus flavescens Yellow Flat Sedge OBL Collomia linearis Narrow-Leaf Mountain-Trumpet UPL Crataegus pulcherrima Beautiful Hawthorn FAC Cyperus flavicomus White-Edge Flat Sedge FACW Colocasia esculenta Coco-Yam FACW Crataegus spathulata Little-Hip Hawthorn FAC Cyperus fuscus Galingale FAC Colubrina asiatica Asian Nakedwood FACW Crataegus viridis Green Hawthorn FACW Cyperus giganteus Giant Flat Sedge OBL Comandra umbellata Bastard-Toadflax UPL Crepis capillaris Smooth Hawk's-Beard UPL Cyperus granitophilus Granite Flat Sedge FACW Commelina benghalensis Jio FACU Cressa nudicaulis Naked-Stem Alkali-Weed OBL Cyperus haspan Sheathed Flat Sedge OBL Commelina caroliniana Carolina Dayflower FAC Cressa truxillensis Spreading Alkali-Weed FACW Cyperus hermaphroditus Hermaphrodite Flat Sedge FACU Commelina communis Asiatic Dayflower FAC Crinum americanum Seven-Sisters OBL Cyperus involucratus Alternate-Leaf Flat Sedge OBL Commelina diffusa Climbing Dayflower FACW Crinum asiaticum Poisonbulb FACU Cyperus iria Ricefield Flat Sedge FACW Commelina erecta White-Mouth Dayflower FACU Crinum zeylanicum Ceylon Swamp-Lily FACU Cyperus laevigatus Smooth Flat Sedge FACW Commelina nigritana African Dayflower FACW Crocosmia X crocosmiiflora FACW Cyperus lancastriensis Many-Flower Flat Sedge FAC Commelina virginica Virginia Dayflower FACW Croptilon divaricatum Slender Scratchdaisy UPL Cyperus lanceolatus Epiphytic Flat Sedge FACW Conioselinum chinense Chinese Hemlock-Parsley FACW Crossopetalum ilicifolium Christmas-Berry FACW Cyperus lecontei Le Conte's Flat Sedge FACW Conium maculatum Poison-Hemlock FACW Crossopetalum rhacoma Maiden-Berry FACU Cyperus ligularis Mangrove Flat Sedge FACW Conocarpus erectus Button Mangrove FACW Crotalaria incana Shakeshake FACU Cyperus lupulinus Great Plains Flat Sedge FACU Conoclinium betonicifolium Betony-Leaf Mistflower FACW Crotalaria pallida Smooth Rattlebox FACU Cyperus niger Black Flat Sedge FACW Conoclinium coelestinum Blue Mistflower FAC Crotalaria retusa Rattleweed UPL Cyperus ochraceus Pond Flat Sedge FACW Convolvulus equitans Texas Bindweed FACU Crotalaria rotundifolia Rabbitbells FACU Cyperus odoratus Rusty Flat Sedge FACW Cooperia chlorosolen Evening Rain-Lily FACU Crotalaria spectabilis Showy Rattlebox FACU Cyperus oxylepis Sharp-Scale Flat Sedge FACW Coptis trifolia Three-Leaf Goldthread FACW Croton elliottii Elliott's Croton FACW Cyperus papyrus Papyrus Flat Sedge OBL Corallorhiza maculata Summer Coralroot UPL Croton lobatus Lobed Croton UPL Cyperus pilosus Fuzzy Flat Sedge FACW Corallorhiza trifida Yellow Coralroot FACW Crypsis alopecuroides Fox-Tail Prickle Grass FACW Cyperus planifolius Flat-Leaf Flat Sedge FAC Corallorhiza wisteriana Spring Coralroot UPL Crypsis schoenoides Swamp Prickle Grass FACW Cyperus polystachyos Many-Spike Flat Sedge FACW Corchorus aestuans Jute FAC Cryptocoryne beckettii Beckett's Water-Trumpet OBL Cyperus prolifer Miniature Flat Sedge FACW Corchorus siliquosus Slippery-Burr FAC Cryptocoryne walkeri Walker's Water-Trumpet OBL Cyperus prolixus Mosquito Flat Sedge FAC Cordia dichotoma Fragrant Manjack UPL Cryptostegia grandiflora Palay Rubbervine FACU Cyperus pseudovegetus Marsh Flat Sedge FACW Cordia sebestena Large-Leaf Geigertree FAC Cryptotaenia canadensis Canadian Honewort FAC Cyperus pumilus Low Flat Sedge FACW Coreopsis falcata Sickle Tickseed FACW Ctenitis submarginalis Brown-Hair Lace Fern FACW Cyperus reflexus Bent-Awn Flat Sedge FAC Coreopsis floridana Florida Tickseed OBL Ctenium aromaticum Toothache Grass FACW Cyperus refractus Reflexed Flat Sedge FAC Coreopsis gladiata Coastal-Plain Tickseed FACW Ctenium floridanum Florida Orange Grass FACW Cyperus retrofractus Rough Flat Sedge FACU Coreopsis integrifolia Fringe-Leaf Tickseed FACW Cucurbita okeechobeensis Okeechobee Gourd OBL Cyperus retrorsus Pine-Barren Flat Sedge FACU Coreopsis lanceolata Lance-Leaf Tickseed UPL Cuphea aspera Tropical Waxweed FACW Cyperus rotundus Purple Flat Sedge FAC Coreopsis leavenworthii Leavenworth's Tickseed FACW Cuphea carthagenensis Colombian Waxweed FAC Cyperus sanguinolentus Blood-Scale Flat Sedge FACW Coreopsis linifolia Texas Tickseed FACW Cuphea glutinosa Sticky Waxweed FACU Cyperus schweinitzii Sand Flat Sedge UPL Coreopsis nudata Georgia Tickseed OBL Cuphea hyssopifolia False Heather FACU Cyperus serotinus Tidal-Marsh Flat Sedge OBL Coreopsis pubescens Star Tickseed FAC Cuphea viscosissima Blue Waxweed FAC Cyperus setigerus Lean Flat Sedge FAC Coreopsis rosea Pink Tickseed FACW Curculigo capitulata Palm-Grass UPL Cyperus sphacelatus Roadside Flat Sedge FAC Coreopsis tinctoria Golden Tickseed FAC Cyanthillium cinereum Little-Ironweed FAC Cyperus squarrosus Awned Flat Sedge OBL Coreopsis tripteris Tall Tickseed FAC Cyclachaena xanthiifolia Carelessweed FAC Cyperus strigosus Straw-Color Flat Sedge FACW Corispermum americanum American Bugseed FACU Cycloloma atriplicifolium Winged-Pigweed FACU Cyperus surinamensis Tropical Flat Sedge FACW Corispermum welshii Welsh's Bugseed UPL Cyclopogon cranichoides Cranichis Green Ladies'-Tresses FACW Cyperus tetragonus Four-Angle Flat Sedge FAC Cornus alba Red Osier FACW Cyclopogon elatus Tall Green Ladies'-Tresses UPL Cyperus thyrsiflorus Southern Flat Sedge FAC Cornus alternifolia Alternate-Leaf Dogwood FAC Cyclosorus interruptus Neke FACW Cyperus unioloides Uniola-Like Flat Sedge FACW Cornus amomum Silky Dogwood FACW Cyclospermum leptophyllum Marsh-Parsley FAC Cyperus virens Green Flat Sedge FACW Cornus asperifolia Tough-Leaf Dogwood FACW Cydista aequinoctialis Guard Withe FACW Cypripedium acaule Pink Lady's-Slipper FACU Cornus canadensis Canadian Bunchberry FACU Cynanchum laeve Honeyvine FAC Cypripedium candidum Small White Lady's-Slipper OBL Cornus drummondii Rough-Leaf Dogwood FAC Cynodon dactylon Bermuda Grass FACU Cypripedium parviflorum Yellow Lady's-Slipper FAC Cornus florida Flowering Dogwood FACU Cynodon nlemfuensis Antelope Grass UPL Cypselea humifusa Panal FACW Cornus foemina Stiff Dogwood FACW Cynoglossum officinale Gypsy-Flower UPL Cyrilla racemiflora Little-Leaf Titi FACW Cornus obliqua Pale Dogwood FACW Cynosciadium digitatum Finger-Dogshade FACW Cyrtorhyncha cymbalaria Alkali Buttercup OBL Cornus racemosa Gray Dogwood FAC Cynosurus cristatus Crested Dog's-Tail Grass UPL Cystopteris bulbifera Bulblet Bladder Fern FAC Cortaderia jubata Uruguayan Pampas Grass UPL Cyperus acuminatus Taper-Tip Flat Sedge OBL Cystopteris fragilis Brittle Bladder Fern FACU Cortaderia selloana Selloa Pampus Grass FACU Cyperus aggregatus Inflated-Scale Flat Sedge FAC Cystopteris protrusa Lowland Bladder Fern FAC Corydalis flavula Yellow Fumewort FACU Cyperus alopecuroides Fox-Tail Flat Sedge FACW Dactylis glomerata Orchard Grass FACU Dalbergia brownei Browne's Indian-Rosewood FACW Digitaria horizontalis Jamaican Crab Grass FACU Echinocystis lobata Wild Cucumber FACW Dalbergia ecastaphyllum Coinvine FACW Digitaria insularis Sour Grass FAC Echinodorus berteroi Upright Burrhead OBL Dalea carnea Whitetassels FACW Digitaria ischaemum Smooth Crab Grass UPL Echinodorus cordifolius Creeping Burrhead OBL Dalea gracilis Needle Prairie-Clover FAC Digitaria pauciflora Two-Spike Crab Grass FACW Echinodorus floridanus Florida Burrhead OBL Dalea leporina Fox-Tail Prairie-Clover UPL Digitaria sanguinalis Hairy Crab Grass FACU Eclipta prostrata False Daisy FACW Danthonia compressa Flattened Wild Oat Grass FACU Digitaria serotina Dwarf Crab Grass FAC Egeria densa Brazilian-Waterweed OBL Danthonia epilis Bog Wild Oat Grass OBL Digitaria setigera East Indian Crab Grass FAC Egletes viscosa Erect Tropical Daisy FACW Danthonia sericea Silky Wild Oat Grass FACU Digitaria violascens Violet Crab Grass FAC Eichhornia azurea Anchored Water-Hyacinth OBL Dasistoma macrophylla Mullein-Foxglove FAC Dinebra nealleyi Nealley's Viper Grass OBL Eichhornia crassipes Common Water-Hyacinth OBL Datura wrightii Sacred Thorn-Apple UPL Dinebra panicea Needle Viper Grass FACW Eichhornia paniculata Brazilian Water-Hyacinth OBL Daucus carota Queen Anne's-Lace UPL Dinebra panicoides Amazon Viper Grass FACW Elaeagnus angustifolia Russian-Olive FACU Decodon verticillatus Swamp-Loosestrife OBL Dinebra scabra Rough Viper Grass FACW Elaeagnus commutata American Silver-Berry UPL Decumaria barbara Woodvamp FACW Diodia teres Poorjoe FACU Elatine americana American Waterwort OBL Deeringothamnus pulchellus Royal False Pawpaw FAC Diodia virginiana Virginia Buttonweed FACW Elatine brachysperma Short-Seed Waterwort OBL Deeringothamnus rugelii Rugel's False Pawpaw FACW Dionaea muscipula Venus' Flytrap FACW Elatine minima Small Waterwort OBL Delonix regia Royal Poinciana UPL Dioscorea villosa Wild Yam FACW Eleocharis acicularis Needle Spike-Rush OBL Dendrolycopodium dendroideum Prickley Tree-Club-Moss FACU Diospyros virginiana Common Persimmon FAC Eleocharis acutangula Hollow-Stem Spike-Rush FAC Dendrolycopodium obscurum Princess-Pine FACU Diplachne fusca Bearded Sprangletop FACW Eleocharis aestuum Tidal Spike-Rush OBL Dennstaedtia bipinnata Cuplet Fern OBL Diplazium esculentum Vegetable Fern FACW Eleocharis albida White Spike-Rush OBL Dennstaedtia punctilobula Hay-Scented Fern UPL Diplazium pycnocarpon Glade Fern FAC Eleocharis atropurpurea Purple Spike-Rush FACW Dentella repens Lickstoop FACW Dipsacus fullonum Fuller's Teasel FACU Eleocharis baldwinii Baldwin's Spike-Rush OBL Deparia acrostichoides Silvery-Spleenwort FAC Dipsacus laciniatus Cut-Leaf Teasel FACU Eleocharis bifida Glades Spike-Rush FACW Deparia petersenii Petersen's-Spleenwort FACW Dirca palustris Eastern Leatherwood FACU Eleocharis cellulosa Gulf Coast Spike-Rush OBL Deschampsia caespitosa Tufted Hair Grass FACW Distichlis littoralis Shore Grass OBL Eleocharis compressa Flat-Stem Spike-Rush FACW Deschampsia elongata Slender Hair Grass FACW Distichlis spicata Coastal Salt Grass OBL Eleocharis confervoides Algal-Bulrush OBL Deschampsia flexuosa Wavy Hair Grass UPL Ditrysinia fruticosa Gulf Sebastian-Bush FAC Eleocharis cylindrica Cylinder Spike-Rush OBL Desmanthus illinoensis Prairie Bundle-Flower FAC Dodecatheon meadia Pride-of-Ohio FACU Eleocharis diandra Wright's Spike-Rush FACW Desmanthus virgatus Wild Tantan FACU Dodonaea viscosa Florida Hopbush UPL Eleocharis elliptica Elliptic Spike-Rush OBL Desmodium canadense Showy Tick-Trefoil FAC Doellingeria sericocarpoides Southern White-Top FACW Eleocharis elongata Slim Spike-Rush OBL Desmodium incanum Zarzabacoa-Comun FAC Doellingeria umbellata Parasol White-Top FACW Eleocharis engelmannii Engelmann's Spike-Rush FACW Desmodium paniculatum Panicled-Leaf Tick-Trefoil FACU Dopatrium junceum Horsefly's-Eye OBL Eleocharis equisetoides Horsetail-Spike-Rush OBL Desmodium scorpiurus Scorpion Tick-Trefoil FACU Dracocephalum parviflorum American Dragonhead FACU Eleocharis fallax Creeping Spike-Rush OBL Desmodium tenuifolium Slim-Leaf Tick-Trefoil FACU Dracopis amplexicaulis Clasping-Coneflower FAC Eleocharis flavescens Yellow Spike-Rush OBL Desmodium tortuosum Dixie Tick-Trefoil FAC Drosera X californica OBL Eleocharis geniculata Capitate Spike-Rush FACW Desmodium triflorum Three-Flower Tick-Trefoil FACU Drosera X hybrida OBL Eleocharis halophila Saltmarsh Spike-Rush OBL Diamorpha smallii Elf Orpine FACW Drosera brevifolia Dwarf Sundew OBL Eleocharis intermedia Intermediate Spike-Rush FACW Dianthus armeria Deptford Pink UPL Drosera capillaris Pink Sundew OBL Eleocharis interstincta Knotted Spike-Rush OBL Dianthus deltoides Maiden Pink UPL Drosera filiformis Thread-Leaf Sundew OBL Eleocharis lanceolata Dagger-Leaf Spike-Rush FACW Diarrhena obovata Hairy Beakgrain FAC Drosera intermedia Spoon-Leaf Sundew OBL Eleocharis melanocarpa Black-Fruit Spike-Rush FACW Dichanthelium aciculare Needle-Leaf Rosette Grass FACU Drosera rotundifolia Round-Leaf Sundew OBL Eleocharis microcarpa Small-Fruit Spike-Rush OBL Dichanthelium acuminatum Tapered Rosette Grass FAC Drosera tracyi Tracy's Sundew OBL Eleocharis minima Small Spike-Rush OBL Dichanthelium boreale Northern Rosette Grass FACU Drymaria cordata Whitesnow FAC Eleocharis montana Mountain Spike-Rush OBL Dichanthelium clandestinum Deer-Tongue Rosette Grass FACW Drymocallis arguta Tall Woodbeauty FACU Eleocharis montevidensis Sand Spike-Rush FACW Dichanthelium commutatum Variable Rosette Grass FAC Dryopteris X australis FACW Eleocharis mutata Scallion-Grass OBL Dichanthelium consanguineum Blood Rosette Grass FACU Dryopteris X boottii FACW Eleocharis nana Hair-Like Spike-Rush OBL Dichanthelium dichotomum Cypress Rosette Grass FAC Dryopteris X correllii FACW Eleocharis nigrescens Black Spike-Rush FACW Dichanthelium erectifolium Erect-Leaf Rosette Grass OBL Dryopteris X mickelii FAC Eleocharis obtusa Blunt Spike-Rush OBL Dichanthelium hirstii Hirsts' Rosette Grass OBL Dryopteris X triploidea FAC Eleocharis occulta Limestone Spike-Rush FACW Dichanthelium latifolium Broad-Leaf Rosette Grass FACU Dryopteris X uliginosa FAC Eleocharis olivacea Bright-Green Spike-Rush OBL Dichanthelium laxiflorum Open-Flower Rosette Grass FAC Dryopteris campyloptera Mountain Wood Fern UPL Eleocharis palustris Common Spike-Rush OBL Dichanthelium leucothrix Rough Rosette Grass FACW Dryopteris carthusiana Spinulose Wood Fern FACW Eleocharis parvula Little-Head Spike-Rush OBL Dichanthelium oligosanthes Heller's Rosette Grass FACU Dryopteris celsa Log Fern FAC Eleocharis quadrangulata Square-Stem Spike-Rush OBL Dichanthelium ovale Egg-Leaf Rosette Grass FACU Dryopteris clintoniana Clinton's Wood Fern FACW Eleocharis radicans Rooted Spike-Rush OBL Dichanthelium portoricense Hemlock Rosette Grass FACU Dryopteris cristata Crested Wood Fern OBL Eleocharis ravenelii Rio Grande Spike-Rush OBL Dichanthelium ravenelii Ravenel's Rosette Grass FACU Dryopteris goldiana Goldie's Wood Fern FAC Eleocharis retroflexa Coastal-Plain Spike-Rush OBL Dichanthelium scabriusculum Woolly Rosette Grass OBL Dryopteris intermedia Evergreen Wood Fern FACU Eleocharis reverchonii Reverchon's Spike-Rush OBL Dichanthelium scoparium Broom Rosette Grass FACW Dryopteris ludoviciana Southern Wood Fern FACW Eleocharis robbinsii Robbins' Spike-Rush OBL Dichanthelium sphaerocarpon Round-Seed Rosette Grass FACU Dryopteris marginalis Marginal Wood Fern FACU Eleocharis rostellata Beaked Spike-Rush OBL Dichanthelium strigosum Rough-Hair Rosette Grass FAC Dulichium arundinaceum Three-Way Sedge OBL Eleocharis tenuis Slender Spike-Rush FACW Dichanthium aristatum Angleton's Bluestem FACU Dypsis lutescens Golden Butterfly Palm FAC Eleocharis tortilis Twisted Spike-Rush FACW Dichondra carolinensis Carolina Pony's-Foot FAC Dyschoriste angusta Pineland Snakeherb FAC Eleocharis tricostata Three-Angle Spike-Rush OBL Dichondra micrantha Asian Pony's-Foot FAC Dyschoriste humistrata Swamp Snakeherb FACW Eleocharis tuberculosa Cone-Cup Spike-Rush OBL Dichondra recurvata Oakwoods Pony's-Foot FAC Dysphania ambrosioides Mexican-Tea FACU Eleocharis vivipara Viviparous Spike-Rush OBL Dicliptera brachiata Branched Foldwing FACW Dysphania botrys Jerusalem-Oak FACU Eleocharis wolfii Wolf's Spike-Rush OBL Dicliptera sexangularis Six-Angle Foldwing FAC Echinochloa colona Jungle-Rice FACW Elephantopus carolinianus Carolina Elephant's-Foot FACU Dicranopteris flexuosa Drooping Forked Fern FAC Echinochloa crus-galli Large Barnyard Grass FACW Elephantopus elatus Tall Elephant's-Foot FACU Didiplis diandra Water-Purslane OBL Echinochloa crus-pavonis Gulf Cock's-Spur Grass OBL Elephantopus nudatus Smooth Elephant's-Foot FAC Didymoglossum petersii Dwarf Filmy Fern FAC Echinochloa esculenta Japanese Water Grass FAC Eleusine indica Indian Goose Grass FACU Dieffenbachia seguine Dumb-Cane FACU Echinochloa frumentacea Japanese-Millet UPL Elionurus tripsacoides Pan-American Balsamscale FAC Digitalis purpurea Purple Foxglove UPL Echinochloa muricata Rough Barnyard Grass FACW Ellisia nyctelea Aunt Lucy FAC Digitaria bicornis Asian Crab Grass UPL Echinochloa paludigena Florida Cock's-Spur Grass OBL Elodea canadensis Canadian Waterweed OBL Digitaria ciliaris Southern Crab Grass FACU Echinochloa polystachya Creeping River Grass OBL Elodea nuttallii Western Waterweed OBL Digitaria eriantha Pangola Grass FACU Echinochloa walteri Long-Awn Cock's-Spur Grass OBL Elodea schweinitzii Schweinitz's Waterweed OBL Eltroplectris calcarata Long-Claw Orchid FAC Eriocaulon parkeri Estuary Pipewort OBL Eurybia compacta Savannah Wood-Aster FACU Elymus canadensis Nodding Wild Rye FAC Eriocaulon ravenelii Ravenel's Pipewort OBL Eurybia eryngiifolia Prickly Grass-Leaf-Aster FACW Elymus curvatus Awnless Wild Rye FAC Eriocaulon texense Texas Pipewort OBL Eurybia hemispherica Prairie Wood-Aster FACU Elymus hystrix Eastern Bottle-Brush Grass UPL Eriochloa acuminata Taper-Tip Cup Grass FAC Eurybia macrophylla Large-Leaf Wood-Aster UPL Elymus repens Creeping Wild Rye FACU Eriochloa aristata Bearded Cup Grass FACW Eurybia paludosa Southern Swamp Grass-Leaf-Aster FACW Elymus riparius River-Bank Wild Rye FACW Eriochloa contracta Prairie Cup Grass FAC Eurybia radula Rough Wood-Aster OBL Elymus trachycaulus Slender Wild Rye FAC Eriochloa fatmensis Tropical Cup Grass FAC Eurybia spinulosa Apalachicola Grass-Leaf-Aster FACW Elymus villosus Hairy Wild Rye FACU Eriochloa michauxii Long-Leaf Cup Grass FACW Eustachys glauca Saltmarsh Finger Grass FACW Elymus virginicus Virginia Wild Rye FAC Eriochloa polystachya Carib Grass FACW Eustachys neglecta Four-Spike Finger Grass FACU Elymus wiegandii Wiegand's Wild Rye FAC Eriochloa punctata Louisiana Cup Grass FACW Eustachys petraea Pinewoods Finger Grass FACU Elytraria caroliniensis Carolina Scalystem FACW Eriophorum gracile Slender Cotton-Grass OBL Eustoma exaltatum Catchfly Prairie-Gentian FACW Emilia fosbergii Florida Tassel-Flower UPL Eriophorum tenellum Few-Nerve Cotton-Grass OBL Euthamia caroliniana Slender Goldentop FAC Emilia sonchifolia Lilac Tassel-Flower UPL Eriophorum virginicum Tawny Cotton-Grass OBL Euthamia graminifolia Flat-Top Goldentop FAC Endodeca serpentaria Virginia-Snakeroot FACU Eriophorum viridicarinatum Tassel Cotton-Grass OBL Euthamia gymnospermoides Texas Goldentop FAC Enemion biternatum Eastern False Rue-Anemone FACW Ernodea littoralis Coughbush FAC Euthamia leptocephala Bushy Goldentop FACW Enydra fluctuans Buffalo-Spinach OBL Eryngium aquaticum Rattlesnake-Master OBL Eutrochium dubium Coastal-Plain Trumpetweed FACW Epilobium ciliatum Fringed Willowherb FACW Eryngium aromaticum Fragrant Eryngo FACW Eutrochium fistulosum Trumpetweed FACW Epilobium coloratum Purple-Leaf Willowherb OBL Eryngium baldwinii Baldwin's Eryngo FACW Eutrochium maculatum Spotted Trumpetweed FACW Epilobium hirsutum Codlins-and-Cream FACW Eryngium campestre Field Eryngo FAC Eutrochium purpureum Sweet-Scented Joe-Pye-Weed FAC Epilobium leptophyllum Bog Willowherb OBL Eryngium foetidum Spiritweed FAC Evolvulus grisebachii Grisebach's Dwarf-Morning-Glory FAC Epilobium strictum Downy Willowherb OBL Eryngium hookeri Hooker's Eryngo FACW Evolvulus sericeus Silver Dwarf-Morning-Glory FACU Epipactis gigantea Giant Helleborine OBL Eryngium integrifolium Blue-Flower Eryngo FACW Exothea paniculata Butterbough FACU Epipactis helleborine Helleborine UPL Eryngium nasturtiifolium Hierba-Del-Sapo FACW Fagus grandifolia American Beech FACU Epipremnum pinnatum Devil's Ivy UPL Eryngium prostratum Creeping Eryngo FACW Fallopia convolvulus Black-Bindweed FACU Equisetum X ferrissii FACW Eryngium yuccifolium Button Eryngo FAC Fallopia dumetorum Corpse Black-Bindweed FACU Equisetum X litorale OBL Erysimum cheiranthoides Worm-Seed Wallflower UPL Fallopia scandens Climbing Black-Bindweed FAC Equisetum X nelsonii FACW Erythronium albidum Small White Fawn-Lily UPL Fatoua villosa Hairy Crabweed FACU Equisetum arvense Field Horsetail FAC Erythronium rostratum Yellow Trout-Lily FACU Festuca ovina Sheep Fescue UPL Equisetum fluviatile Water Horsetail OBL Erythronium umbilicatum Dimpled Trout-Lily FAC Festuca paradoxa Clustered Fescue FAC Equisetum hyemale Tall Scouring-Rush FACW Eubotrys racemosa Swamp Deciduous-Doghobble FACW Festuca rubra Red Fescue FACU Equisetum laevigatum Smooth Scouring-Rush FAC Eucalyptus robusta Swamp-Mahogany UPL Festuca subverticillata Nodding Fescue FACU Equisetum sylvaticum Woodland Horsetail FACW Eugenia uniflora Surinam-Cherry UPL Festuca trachyphylla Hard Fescue UPL Eragrostis amabilis Feather Love Grass FAC Eulophia alta Wild Coco FACW Ficaria verna Eurasian-Buttercup FAC Eragrostis atrovirens Thalia Love Grass FAC Eulophia graminea Grass-Leaf Wild Coco FACU Ficus aurea Florida Strangler Fig FAC Eragrostis bahiensis Bahia Love Grass FAC Euonymus americanus American Strawberry-Bush FAC Ficus carica Common Fig UPL Eragrostis cilianensis Stink Grass FACU Euonymus atropurpureus Eastern Wahoo FAC Ficus citrifolia Wild Banyantree FACU Eragrostis ciliaris Gopher-Tail Love Grass FACU Euonymus obovatus Running Strawberry-Bush FACU Ficus microcarpa Chinese Banyan UPL Eragrostis cumingii Cuming's Love Grass FACU Eupatorium X cordigerum FAC Filipendula rubra Queen-of-the-Prairie OBL Eragrostis elliottii Elliot's Love Grass FACW Eupatorium anomalum Florida Thoroughwort FACU Filipendula ulmaria Queen-of-the-Meadow FAC Eragrostis frankii Sandbar Love Grass FACW Eupatorium capillifolium Dog-Fennel FACU Fimbristylis annua Annual Fimbry FACW Eragrostis hirsuta Big-Top Love Grass FACU Eupatorium compositifolium Yankeeweed FAC Fimbristylis autumnalis Slender Fimbry OBL Eragrostis hypnoides Teal Love Grass OBL Eupatorium leptophyllum False Fennel FACW Fimbristylis caroliniana Carolina Fimbry OBL Eragrostis japonica Japanese Love Grass FAC Eupatorium leucolepis Justiceweed FACW Fimbristylis castanea Marsh Fimbry OBL Eragrostis lugens Mourning Love Grass FAC Eupatorium mikanioides Semaphore Thoroughwort FACW Fimbristylis cymosa Cymose Fimbry FAC Eragrostis mexicana Mexican Love Grass FACU Eupatorium mohrii Mohr's Thoroughwort FACW Fimbristylis decipiens Southern Fimbry FACW Eragrostis pectinacea Purple Love Grass FAC Eupatorium perfoliatum Common Boneset FACW Fimbristylis dichotoma Forked Fimbry OBL Eragrostis pilosa Indian Love Grass FACU Eupatorium pilosum Rough Boneset FACW Fimbristylis littoralis Grass-Like Fimbry OBL Eragrostis prolifera Dominican Love Grass FAC Eupatorium resinosum Pine-Barren Thoroughwort OBL Fimbristylis perpusilla Harper's Fimbry OBL Eragrostis refracta Meadow Love Grass FACW Eupatorium rotundifolium Round-Leaf Thoroughwort FAC Fimbristylis puberula Hairy Fimbry OBL Eragrostis reptans Creeping Love Grass FAC Eupatorium semiserratum Small-Flower Thoroughwort FACW Fimbristylis schoenoides Ditch Fimbry FACW Eragrostis secundiflora Red Love Grass UPL Eupatorium serotinum Late-Flowering Thoroughwort FAC Fimbristylis tomentosa Woolly Fimbry FACW Eragrostis spectabilis Petticoat-Climber FACU Euphorbia commutata Tinted Woodland Spurge FACU Fimbristylis vahlii Vahl's Fimbry OBL Eragrostis unioloides Chinese Love Grass FAC Euphorbia curtisii Curtis' Spurge FAC Flaveria brownii Brown's Yellowtops FACW Erica tetralix Cross-Leaf Heath FACU Euphorbia cyathophora Fire-on-the-Mountain FACU Flaveria campestris Alkali Yellowtops FAC Erigeron annuus Eastern Daisy Fleabane FACU Euphorbia heterophylla Mexican-Fireplant FAC Flaveria floridana Florida Yellowtops FACW Erigeron bellioides Bellorita FACU Euphorbia hirta Pill-Pod Sandmat UPL Flaveria linearis Narrow-Leaf Yellowtops FACW Erigeron bonariensis Asthmaweed FACU Euphorbia humistrata Spreading Sandmat FACW Flaveria trinervia Clustered Yellowtops FAC Erigeron canadensis Canadian Horseweed FACU Euphorbia hypericifolia Graceful Sandmat FACU Fleischmannia incarnata Pink Slender-Thoroughwort FACU Erigeron philadelphicus Philadelphia Fleabane FAC Euphorbia hyssopifolia Hyssop-Leaf Sandmat FAC Floerkea proserpinacoides False Mermaidweed FACW Erigeron procumbens Corpus Christi Fleabane FAC Euphorbia inundata Florida Pineland Spurge FACW Forestiera acuminata Eastern Swamp-Privet OBL Erigeron pulchellus Robin's-Plantain FACU Euphorbia maculata Spotted Sandmat FACU Forestiera ligustrina Upland Swamp-Privet FAC Erigeron quercifolius Oak-Leaf Fleabane FAC Euphorbia marginata Snow-on-the-Mountain UPL Forestiera pubescens Stretchberry FACU Erigeron strigosus Prairie Fleabane FAC Euphorbia mesembrianthemifolia Coastal-Beach Sandmat FAC Fothergilla gardenii Dwarf Witch-Alder FACW Erigeron vernus Early White-Top Fleabane OBL Euphorbia nutans Eyebane FACU Fragaria chiloensis Beach Strawberry FACU Eriobotrya japonica Loquat UPL Euphorbia polygonifolia Seaside Sandmat FACU Fragaria vesca Woodland Strawberry UPL Eriocaulon aquaticum Seven-Angle Pipewort OBL Euphorbia polyphylla Lesser Florida Spurge FACU Fragaria virginiana Virginia Strawberry FACU Eriocaulon benthamii Bentham's Pipewort FACW Euphorbia porteriana Porter's Sandmat FACW Frangula alnus Glossy False Buckthorn FAC Eriocaulon cinereum Ashy Pipewort OBL Euphorbia prostrata Prostrate Sandmat FACU Frangula caroliniana Carolina False Buckthorn FACU Eriocaulon compressum Flattened Pipewort OBL Euphorbia purpurea Darlington's Glade Spurge FACW Fraxinus americana White Ash FACU Eriocaulon decangulare Ten-Angle Pipewort OBL Euphorbia serpens Matted Sandmat FAC Fraxinus berlandieriana Mexican Ash FAC Eriocaulon koernickianum Gulf Pipewort OBL Euphorbia spathulata Warty Spurge FACU Fraxinus caroliniana Carolina Ash OBL Eriocaulon lineare Narrow Pipewort OBL Euphorbia thymifolia Gulf Sandmat FAC Fraxinus nigra Black Ash FACW Eriocaulon nigrobracteatum Black-Bract Pipewort OBL Euphorbia tirucalli False Caper FACU Fraxinus pennsylvanica Green Ash FACW Fraxinus profunda Pumpkin Ash OBL Glyceria declinata Waxy Manna Grass FACW Helenium pinnatifidum Southeastern Sneezeweed OBL Fuirena breviseta Saltmarsh Umbrella Sedge OBL Glyceria fluitans Water Manna Grass OBL Helenium vernale Savannah Sneezeweed FACW Fuirena longa Coastal-Plain Umbrella Sedge OBL Glyceria grandis American Manna Grass OBL Helenium virginicum Virginia Sneezeweed OBL Fuirena pumila Dwarf Umbrella Sedge OBL Glyceria laxa Limp Manna Grass OBL Helianthus agrestis Southeastern Sunflower FACW Fuirena scirpoidea Southern Umbrella Sedge OBL Glyceria melicaria Melic Manna Grass OBL Helianthus angustifolius Swamp Sunflower FACW Fuirena simplex Western Umbrella Sedge OBL Glyceria obtusa Atlantic Manna Grass OBL Helianthus annuus Common Sunflower FAC Fuirena squarrosa Hairy Umbrella Sedge OBL Glyceria septentrionalis Floating Manna Grass OBL Helianthus carnosus Lakeside Sunflower FACW Funastrum angustifolium Gulf Coast Twinevine FACW Glyceria striata Fowl Manna Grass OBL Helianthus ciliaris Texas-Blueweed FAC Funastrum clausum White Twinevine FACW Glycyrrhiza lepidota American Licorice FACU Helianthus debilis Cucumber-Leaf Sunflower FAC Funastrum cynanchoides Fringed Twinevine FACU Gnaphalium uliginosum Marsh Cudweed FAC Helianthus decapetalus Thin-Leaf Sunflower UPL Gaillardia pulchella Firewheel UPL Gomphrena globosa Common Globe-Amaranth UPL Helianthus floridanus Florida Sunflower FACW Galactia elliottii Elliott's Milk-Pea FACU Gonolobus suberosus Angular-Fruit Anglepod FACW Helianthus giganteus Giant Sunflower FACW Galactia mollis Soft Milk-Pea FAC Goodyera pubescens Downy Rattlesnake-Plantain UPL Helianthus grosseserratus Saw-Tooth Sunflower FAC Galactia volubilis Downy Milk-Pea FACU Goodyera repens Dwarf Rattlesnake-Plantain UPL Helianthus heterophyllus Variable-Leaf Sunflower OBL Galax urceolata Beetleweed FACU Goodyera tesselata Checkered Rattlesnake-Plantain FACU Helianthus longifolius Long-Leaf Sunflower FAC Galeopsis tetrahit Brittle-Stem Hemp-Nettle FACU Gordonia lasianthus Loblolly-Bay FACW Helianthus maximiliani Maximilian Sunflower UPL Galinsoga parviflora Gallant-Soldier UPL Gossypium hirsutum Upland Cotton FACU Helianthus microcephalus Small Woodland Sunflower UPL Galinsoga quadriradiata Shaggy-Soldier FACU Gouania lupuloides Whiteroot FAC Helianthus nuttallii Nuttall's Sunflower FACW Galium aparine Sticky-Willy FACU Gratiola amphiantha Little Hedge-Hyssop OBL Helianthus occidentalis Few-Leaf Sunflower FACU Galium asprellum Rough Bedstraw OBL Gratiola aurea Golden Hedge-Hyssop OBL Helianthus radula Rayless Sunflower FAC Galium boreale Northern Bedstraw FAC Gratiola brevifolia Sticky Hedge-Hyssop FACW Helianthus simulans Muck Sunflower FACW Galium circaezans Licorice Bedstraw FACU Gratiola flava Yellow Hedge-Hyssop FACW Helianthus strumosus Pale-Leaf Woodland Sunflower UPL Galium concinnum Shining Bedstraw UPL Gratiola floridana Florida Hedge-Hyssop OBL Helianthus tuberosus Jerusalem-Artichoke FACU Galium divaricatum Lamarck's Bedstraw FAC Gratiola neglecta Clammy Hedge-Hyssop OBL Helianthus verticillatus Whorled Sunflower OBL Galium mollugo White Bedstraw FACU Gratiola quartermaniae Quarterman's Hedge-Hyssop FAC Heliconia latispatha Expanded Lobsterclaw FACU Galium obtusum Blunt-Leaf Bedstraw FACW Gratiola ramosa Branched Hedge-Hyssop FACW Heliopsis helianthoides Smooth Oxeye UPL Galium palustre Common Marsh Bedstraw OBL Gratiola virginiana Round-Fruit Hedge-Hyssop OBL Heliotropium angiospermum Scorpion's-Tail FACU Galium parisiense Wall Bedstraw FACU Gratiola viscidula Short's Hedge-Hyssop OBL Heliotropium curassavicum Seaside Heliotrope OBL Galium tinctorium Stiff Marsh Bedstraw FACW Grevillea robusta Silk-Oak UPL Heliotropium indicum Indian Heliotrope FAC Galium trifidum Three-Petal Bedstraw OBL Grindelia camporum Great Valley Gumweed FACU Heliotropium polyphyllum Pineland Heliotrope FAC Galium triflorum Fragrant Bedstraw FACU Grindelia ciliata Spanishgold FACU Heliotropium procumbens Four-Spike Heliotrope FACW Galium uniflorum One-Flower Bedstraw FACU Grindelia squarrosa Curly-Cup Gumweed FACU Heliotropium supinum Dwarf Heliotrope FACU Gamochaeta pensylvanica Pennsylvania Everlasting FACU Guapira discolor Beeftree FAC Helminthotheca echioides Akan Asante UPL Gamochaeta purpurea Spoon-Leaf Purple Everlasting UPL Guettarda elliptica Hammock Velvetseed FACU Helonias bullata Swamp-Pink OBL Gastridium phleoides Nit Grass FACU Guettarda scabra Wild Guave FAC Helosciadium nodiflorum Fool's-Watercress OBL Gaultheria procumbens Eastern Teaberry FACU Gymnocarpium dryopteris Northern Oak Fern UPL Hemarthria altissima Limpo Grass FACW Gaylussacia baccata Black Huckleberry FACU Gymnopogon brevifolius Short-Leaf Skeleton Grass FACU Hemerocallis fulva Orange Day-Lily UPL Gaylussacia bigeloviana Northern Dwarf Huckleberry OBL Gymnopogon chapmanianus Chapman's Skeleton Grass FACU Hemigraphis reptans Redflame UPL Gaylussacia dumosa Southern Dwarf Huckleberry FAC Gynandropsis gynandra Spiderwisp FAC Hemiscola aculeata FAC Gaylussacia frondosa Blue Huckleberry FAC Habenaria distans Hammock False Rein Orchid FACW Heracleum mantegazzianum Giant Hogweed FAC Gaylussacia mosieri Woolly Huckleberry FACW Habenaria floribunda Long-Spur False Rein Orchid FACW Heracleum maximum American Cow-Parsnip FAC Gaylussacia nana Confederate Huckleberry UPL Habenaria quinqueseta Long-Horn False Rein Orchid FACW Heracleum sphondylium Eltrot UPL Gaylussacia tomentosa Hairy-Twig Huckleberry FACU Habenaria repens Water-Spider False Rein Orchid OBL Hesperis matronalis Mother-of-the-Evening FACU Gelsemium rankinii Rankin's Trumpet-Flower FACW Habranthus tubispathus Rio Grande Copper-Lily FACW Heteranthera dubia Grass-Leaf Mud-Plantain OBL Gelsemium sempervirens Evening Trumpet-Flower FAC Hackelia virginiana Beggar's-Lice FAC Heteranthera limosa Blue Mud-Plantain OBL Gentiana alba Yellow Gentian FACU Hackelochloa granularis Pit-Scale Grass FAC Heteranthera mexicana Mexican Mud-Plantain OBL Gentiana andrewsii Closed Bottle Gentian FACW Hainardia cylindrica Barb Grass FACW Heteranthera reniformis Kidney-Leaf Mud-Plantain OBL Gentiana autumnalis Pine-Barren Gentian FACW Halesia carolina Carolina Silverbell FACU Heteropogon contortus Twisted Tanglehead UPL Gentiana catesbaei Elliott's Gentian OBL Halesia diptera Two-Wing Silverbell FAC Heuchera americana American Alumroot FACU Gentiana clausa Bottle Gentian FAC Halodule wrightii Shoalweed OBL Heuchera richardsonii Richardson's Alumroot FACU Gentiana linearis Narrow-Leaf Gentian OBL Halophila decipiens Caribbean Sea-Grass OBL Hexalectris spicata Spiked Crested-Coralroot FACU Gentiana pennelliana Wiregrass Gentian FACW Halophila engelmannii Engelmann's Sea-Grass OBL Hexastylis arifolia Little-Brown-Jug FAC Gentiana saponaria Harvestbells FACW Halophila johnsonii Johnson's Sea-Grass OBL Hexastylis shuttleworthii Large-Flower Heartleaf FACU Gentianella quinquefolia Agueweed FACW Hamamelis ovalis Mississippi Witch-Hazel FACU Hexastylis sorriei Sandhills Heartleaf FACW Gentianopsis crinita Greater Fringed-Gentian FACW Hamamelis vernalis Ozark Witch-Hazel FACU Hexastylis speciosa Harper's Heartleaf FACW Geranium maculatum Spotted Crane's-Bill FACU Hamamelis virginiana American Witch-Hazel FACU Hexastylis virginica Virginia Heartleaf UPL Geranium robertianum Lesser Herbrobert FACU Hamelia patens Scarletbush FACU Hibiscus aculeatus Comfortroot FACW Geum aleppicum Yellow Avens FACW Harperella fluviatilis Gulf River Harperella OBL Hibiscus coccineus Scarlet Rose-Mallow OBL Geum canadense White Avens FAC Harperella nodosa Pond Harperella OBL Hibiscus dasycalyx Neches River Rose-Mallow OBL Geum laciniatum Rough Avens FACW Harperella vivipara Atlantic River Harperella OBL Hibiscus furcellatus Linden-Leaf Rose-Mallow FAC Geum vernum Spring Avens FAC Harrisia aboriginum Prickly Apple Cactus FACU Hibiscus grandiflorus Swamp Rose-Mallow OBL Geum virginianum Cream Avens FACW Harrisia simpsonii Simpson's Apple Cactus FACU Hibiscus laevis Halberd-Leaf Rose-Mallow OBL Glandularia tampensis Tampa Mock Vervain FACW Hartwrightia floridana Florida Hartwrightia OBL Hibiscus moscheutos Crimson-Eyed Rose-Mallow OBL Glechoma hederacea Groundivy FACU Hedera helix English Ivy FACU Hibiscus mutabilis Confederate-Rose FAC Gleditsia aquatica Water-Locust OBL Hedychium coronarium White Ginger-Lily OBL Hibiscus schizopetalus Fringed Rose-Mallow FACU Gleditsia triacanthos Honey-Locust FAC Helanthium tenellum Dwarf Burhead Pygmy Swordplant OBL Hibiscus striatus Striped Rose-Mallow OBL Glinus lotoides Lotus Sweetjuice FACW Helenium amarum Yellowdicks FACU Hieracium greenii Green's Hawkweed FACU Glinus radiatus Spreading Sweetjuice FACW Helenium autumnale Fall Sneezeweed FACW Hieracium gronovii Queendevil UPL Gliricidia sepium Quickstick FACU Helenium brevifolium Short-Leaf Sneezeweed OBL Hippobroma longiflora Madamfate UPL Glossostigma cleistanthum Mudmats OBL Helenium campestre Oldfield Sneezeweed FAC Hippocratea volubilis Medicine-Vine FACW Glyceria acutiflora Creeping Manna Grass OBL Helenium drummondii Fringed Sneezeweed OBL Hippomane mancinella Manchineel FAC Glyceria arkansana Arkansas Manna Grass FACW Helenium flexuosum Purple-Head Sneezeweed FACW Hoffmannseggia glauca Waxy Rush-Pea FAC Glyceria canadensis Rattlesnake Manna Grass OBL Helenium microcephalum Small-Head Sneezeweed FACW Holcus lanatus Common Velvet Grass FACU Holcus mollis Creeping Velvet Grass FACU Hypericum exile Florida Sands St. John's-Wort FACW Ipomoea lacunosa Whitestar FAC Honckenya peploides Seaside Sandplant FACU Hypericum fasciculatum Peel-Bark St. John's-Wort FACW Ipomoea pandurata Man-of-the-Earth FACU Hopia obtusa Vine-Mesquite FACW Hypericum fraseri Fraser's St. John's-Wort OBL Ipomoea pes-caprae Bay-Hops FAC Hordeum brachyantherum Meadow Barley FACW Hypericum galioides Bedstraw St. John's-Wort OBL Ipomoea purpurea Common Morning-Glory UPL Hordeum depressum Dwarf Barley FACW Hypericum gentianoides Orange-Grass FACU Ipomoea quamoclit Cypress-Vine FACU Hordeum jubatum Fox-Tail Barley FAC Hypericum gymnanthum Clasping-Leaf St. John's-Wort FACW Ipomoea sagittata Glade Morning-Glory FACW Hordeum marinum Seaside Barley FACU Hypericum hypericoides St. Andrew's-Cross FAC Ipomoea triloba Littlebell FAC Hordeum murinum Wall Barley UPL Hypericum lissophloeus Smooth-Bark St. John's-Wort OBL Ipomoea violacea Heavenly-Blue Morning-Glory FACW Hordeum pusillum Little Barley FACU Hypericum majus Greater Canadian St. John's-Wort FACW Ipomoea wrightii Wright's Morning-Glory FACW Hottonia inflata American Featherfoil OBL Hypericum microsepalum Flatwoods St. John's-Wort FAC Iresine diffusa Juba's-Bush FAC Houstonia caerulea Quaker-Ladies FAC Hypericum mutilum Dwarf St. John's-Wort FACW Iresine rhizomatosa Juda's-Bush FACW Houstonia pusilla Tiny Bluet FACU Hypericum myrtifolium Myrtle-Leaf St. John's-Wort FACW Iris X flexicaulis OBL Houstonia serpyllifolia Thyme-Leaf Bluet FACW Hypericum nitidum Carolina St. John's-Wort OBL Iris X nelsonii OBL Houttuynia cordata Chameleon FAC Hypericum nudiflorum Early St. John's-Wort FACW Iris brevicaulis Zigzag Iris OBL Humulus japonicus Japanese Hop FAC Hypericum perforatum Common St. John's-Wort FACU Iris fulva Copper Iris OBL Humulus lupulus Common Hop FACU Hypericum prolificum Shrubby St. John's-Wort FAC Iris giganticaerulea Giant Blue Iris OBL Huperzia lucidula Shining Fir-Moss FACW Hypericum punctatum Spotted St. John's-Wort FAC Iris hexagona Dixie Iris OBL Huperzia porophila Rock Fir-Moss UPL Hypericum setosum Hairy St. John's-Wort FACW Iris prismatica Slender Blue Iris OBL Hura crepitans Sandboxtree FAC Hypericum sphaerocarpum Round-Seed St. John's-Wort FACU Iris pseudacorus Pale-Yellow Iris OBL Hybanthus concolor Eastern Green-Violet FACU Hypericum tenuifolium Atlantic St. John's-Wort FACU Iris savannarum Prairie Iris OBL Hydrangea arborescens Wild Hydrangea UPL Hypericum tetrapetalum Four-Petal St. John's-Wort OBL Iris tridentata Savannah Iris OBL Hydrangea paniculata Panicled Hydrangea FAC Hypericum tubulosum Lesser St. John's-Wort OBL Iris versicolor Harlequin Blueflag OBL Hydrilla verticillata Water-Thyme OBL Hypericum virgatum Sharp-Leaf St. John's-Wort FAC Iris virginica Virginia Blueflag OBL Hydrocharis morsus-ranae Common Frogbit OBL Hypericum virginicum Virginia St. John's-Wort OBL Isidrogalvia flava Harper's-Beauty OBL Hydrocleys nymphoides Water-Poppy OBL Hypericum walteri Greater St. John's-Wort OBL Isoetes X altonharvillii OBL Hydrocotyle americana American Marsh-Pennywort OBL Hypochaeris radicata Hairy Cat's-Ear UPL Isoetes X brittonii OBL Hydrocotyle bonariensis Coastal Marsh-Pennywort FACW Hypolepis repens Bramble Fern FACW Isoetes X bruntonii OBL Hydrocotyle bowlesioides Large-Leaf Marsh-Pennywort FAC Hypoxis curtissii Curtiss' Yellow Star-Grass FACW Isoetes X carltaylori OBL Hydrocotyle prolifera Proliferous Marsh-Pennywort OBL Hypoxis hirsuta Eastern Yellow Star-Grass FACW Isoetes X dodgei OBL Hydrocotyle ranunculoides Floating Marsh-Pennywort OBL Hypoxis juncea Fringed Yellow Star-Grass FACW Isoetes X eatonii OBL Hydrocotyle sibthorpioides Lawn Marsh-Pennywort FACW Hypoxis rigida Chapman's Yellow Star-Grass FACW Isoetes X fairbrothersii OBL Hydrocotyle umbellata Many-Flower Marsh-Pennywort OBL Hypoxis sessilis Glossy-Seed Yellow Star-Grass FAC Isoetes acadiensis Acadian Quillwort OBL Hydrocotyle verticillata Whorled Marsh-Pennywort OBL Hypoxis wrightii Bristle-Seed Yellow Star-Grass FACW Isoetes appalachiana Appalachian Quillwort OBL Hydrolea capsularis Prickly False Fiddleleaf OBL Hyptis alata Clustered Bush-Mint OBL Isoetes boomii Boom's Quillwort OBL Hydrolea corymbosa Skyflower OBL Ilex amelanchier Sarvis Holly OBL Isoetes butleri Limestone Quillwort OBL Hydrolea ovata Ovate False Fiddleleaf OBL Ilex aquifolium English Holly FACU Isoetes echinospora Spiny-Spore Quillwort OBL Hydrolea quadrivalvis Waterpod OBL Ilex cassine Dahoon FACW Isoetes engelmannii Engelmann's Quillwort OBL Hydrolea spinosa Spiny False Fiddleleaf OBL Ilex coriacea Large Gallberry FACW Isoetes flaccida Southern Quillwort OBL Hydrolea uniflora One-Flower False Fiddleleaf OBL Ilex cuthbertii Cuthbert's Holly FACW Isoetes georgiana Georgia Quillwort OBL Hydrophyllum canadense Blunt-Leaf Waterleaf FACW Ilex decidua Deciduous Holly FACW Isoetes hyemalis Evergreen Quillwort OBL Hydrophyllum virginianum Shawnee-Salad FACW Ilex glabra Inkberry FACW Isoetes junciformis Rush Quillwort OBL Hygrophila corymbosa Starhorn OBL Ilex laevigata Smooth Winterberry FACW Isoetes louisianensis Louisiana Quillwort OBL Hygrophila difformis Water-Wisteria OBL Ilex longipes Georgia Holly FAC Isoetes mattaponica Mattaponi Quillwort OBL Hygrophila lacustris Gulf Swampweed OBL Ilex montana Mountain Holly FAC Isoetes melanopoda Black-Foot Quillwort OBL Hygrophila polysperma Miramar-Weed OBL Ilex myrtifolia Myrtle Dahoon FACW Isoetes melanospora Black-Spore Quillwort OBL Hymenachne amplexicaulis West Indian Marsh Grass OBL Ilex opaca American Holly FAC Isoetes microvela Thin-Wall Quillwort OBL Hymenocallis choctawensis Choctaw Spider-Lily OBL Ilex verticillata Common Winterberry FACW Isoetes piedmontana Piedmont Quillwort OBL Hymenocallis coronaria Shoals Spider-Lily OBL Ilex vomitoria Yaupon FAC Isoetes riparia Shore Quillwort OBL Hymenocallis crassifolia Coastal Carolina Spider-Lily OBL Illicium floridanum Florida Anisetree FACW Isoetes saccharata Sugary Quillwort OBL Hymenocallis latifolia Perfumed Spider-Lily FACW Illicium parviflorum Yellow Anisetree OBL Isoetes tegetiformans Merlin's-Grass OBL Hymenocallis liriosme Spring Spider-Lily OBL Impatiens balsamina Garden-Balsam UPL Isoetes texana Coastal Bend Quillwort OBL Hymenocallis littoralis Tropical Spider-Lily OBL Impatiens capensis Spotted Touch-Me-Not FACW Isoetes tuckermanii Tuckerman's Quillwort OBL Hymenocallis occidentalis Carolina Spider-Lily OBL Impatiens pallida Pale Touch-Me-Not FACW Isoetes valida True Quillwort OBL Hymenocallis palmeri Alligator-Lily OBL Impatiens walleriana Buzzy-Lizzy FACW Isolepis carinata Keeled Lateral-Bulrush FACW Hymenocallis puntagordensis Punta Gorden Spider-Lily OBL Imperata brevifolia California Satintail FAC Isolepis cernua Low Lateral-Bulrush OBL Hymenocallis rotata Streambank Spider-Lily OBL Imperata cylindrica Cogon Grass UPL Isolepis pseudosetacea Gulf Coast Lateral-Bulrush OBL Hymenoxys texana Prairiedawn FACW Indigofera hendecaphylla Trailing Indigo FACU Isolepis setacea Bristle-Leaf Lateral-Bulrush OBL Hyparrhenia rufa Jaragua UPL Indigofera spicata Creeping Indigo FACU Isotrema tomentosum Woolly Pipevine FAC Hypericum X dissimulatum FACW Indigofera suffruticosa Anil-de-Pasto FACU Isotria medeoloides Green Five-Leaf Orchid FACU Hypericum adpressum Creeping St. John's-Wort OBL Inula helenium Elecampane UPL Isotria verticillata Purple Five-Leaf Orchid FACU Hypericum ascyron Great St. John's-Wort FAC Iodanthus pinnatifidus Purple-Rocket FACW Itea virginica Virginia Sweetspire FACW Hypericum boreale Northern St. John's-Wort OBL Ipomoea alba Tropical White Morning-Glory FAC Iva annua Annual Marsh-Elder FAC Hypericum brachyphyllum Coastal-Plain St. John's-Wort FACW Ipomoea amnicola Red-Center Morning-Glory FACW Iva axillaris Deer-Root FAC Hypericum canadense Lesser Canadian St. John's-Wort FACW Ipomoea aquatica Swamp-Cabbage OBL Iva frutescens Jesuit's-Bark FACW Hypericum chapmanii Apalachicola St. John's-Wort OBL Ipomoea asarifolia Ginger-Leaf Morning-Glory OBL Iva imbricata Seacoast Marsh-Elder FACW Hypericum cistifolium Round-Pod St. John's-Wort FACW Ipomoea cairica Mile-a-Minute-Vine FACU Iva microcephala Small-Head Marsh-Elder FACW Hypericum crux-andreae St. Peter's-Wort FACW Ipomoea carnea Gloria-de-la-Manana FACU Jaborosa integrifolia Springblossom FAC Hypericum densiflorum Bushy St. John's-Wort FACW Ipomoea coccinea Redstar FAC Jacobaea vulgaris Stinking Willie UPL Hypericum denticulatum Coppery St. John's-Wort FACW Ipomoea cordatotriloba Tievine FACU Jacquemontia pentanthos Sky-Blue Clustervine FAC Hypericum drummondii Nits-and-Lice FACU Ipomoea hederacea Ivy-Leaf Morning-Glory FACU Jacquemontia tamnifolia Hairy Clustervine FACU Hypericum edisonianum Arcadian St. John's-Wort OBL Ipomoea hederifolia Scarlet-Creeper FACU Jacquinia keyensis Joewood FAC Hypericum ellipticum Pale St. John's-Wort OBL Ipomoea imperati Beach Morning-Glory FACU Jamesianthus alabamensis Alabama Warbonnet OBL Hypericum erythraeae Georgia St. John's-Wort OBL Ipomoea indica Ocean-Blue Morning-Glory FAC Jatropha curcas Barbados-Nut UPL Jatropha gossypiifolia Bellyache-Bush UPL Kummerowia striata Japanese-Clover FACU Leucothoe axillaris Coastal Doghobble FACW Juglans cinerea White Walnut FACU Kyllinga brevifolia Short-Leaf Spike Sedge FACW Leucothoe fontanesiana Highland Doghobble FACW Juglans nigra Black Walnut UPL Kyllinga gracillima Pasture Spike Sedge FACU Liatris acidota Sharp Gayfeather FACW Juncus abortivus Pine-Barren Rush OBL Kyllinga hyalina Peduncled Spike Sedge FAC Liatris garberi Garber's Gayfeather FACW Juncus acuminatus Knotty-Leaf Rush OBL Kyllinga odorata Fragrant Spike Sedge FACW Liatris gracilis Slender Gayfeather FACU Juncus anthelatus Kentucky Rush FACW Kyllinga pumila Low Spike Sedge FACW Liatris pycnostachya Cat-Tail Gayfeather FACU Juncus articulatus Joint-Leaf Rush OBL Lachnagrostis filiformis Common Blown Grass FACU Liatris scariosa Devil's-Bite UPL Juncus balticus Baltic Rush OBL Lachnanthes caroliniana Carolina Redroot OBL Liatris spicata Dense Gayfeather FAC Juncus brachycarpus White-Root Rush FACW Lachnocaulon anceps White-Head Bogbutton FACW Ligusticum canadense Canadian Wild Lovage FAC Juncus brachycephalus Small-Head Rush OBL Lachnocaulon beyrichianum Southern Bogbutton OBL Ligustrum japonicum Japanese Privet FAC Juncus brachyphyllus Short-Leaf Rush FAC Lachnocaulon digynum Pineland Bogbutton FACW Ligustrum sinense Chinese Privet FAC Juncus brevicaudatus Narrow-Panicle Rush OBL Lachnocaulon engleri Engler's Bogbutton FACW Ligustrum vulgare European Privet UPL Juncus bufonius Toad Rush FACW Lachnocaulon minus Small's Bogbutton OBL Lilaeopsis carolinensis Carolina Grasswort OBL Juncus caesariensis New Jersey Rush OBL Lackeya multiflora FAC L.P. Lilaeopsis chinensis Eastern Grasswort OBL Juncus canadensis Canadian Rush OBL Queiroz & G.P. Lewis Lilium canadense Canadian Lily FAC Juncus capitatus Leafy-Bract Dwarf Rush FACU Lactuca biennis Wild Blue Lettuce FACU Lilium catesbaei Southern Red Lily FACW Juncus compressus Round-Fruit Rush FACW Lactuca canadensis Canadian Blue Lettuce FACU Lilium michauxii Carolina Lily FAC Juncus coriaceus Leathery Rush FACW Lactuca floridana Woodland Lettuce FACU Lilium michiganense Michigan Lily FACW Juncus debilis Weak Rush OBL Lactuca graminifolia Grass-Leaf Lettuce UPL Lilium philadelphicum Wood Lily FACU Juncus dichotomus Forked Rush FACW Lactuca ludoviciana Louisiana Lettuce FAC Lilium pyrophilum Sandhills Lily OBL Juncus diffusissimus Slim-Pod Rush FACW Lactuca saligna Willow-Leaf Lettuce FACU Lilium superbum Turk's-Cap Lily FACW Juncus dudleyi Dudley's Rush FACW Lactuca serriola Prickly Lettuce FAC Limnobium spongia American Spongeplant OBL Juncus effusus Lamp Rush OBL Lactuca tatarica Russian Blue Lettuce FAC Limnophila X ludoviciana OBL Juncus elliottii Elliott's Rush OBL Laennecia coulteri Coulter's Woolwort FACW Limnophila chinensis Rice Paddy Herb OBL Juncus filipendulus Ring-Seed Rush FAC Laguncularia racemosa White Mangrove OBL Limnophila indica Indian Marshweed OBL Juncus gerardii Saltmarsh Rush OBL Landoltia punctata Dotted Duckmeat OBL Limnophila sessiliflora Asian Marshweed OBL Juncus greenei Greene's Rush FAC Lantana camara Hedgeflower FACU Limnosciadium pinnatum Tansy Dogshade FACW Juncus gymnocarpus Pennsylvania Rush OBL Lantana urticoides West Indian Shrub-Verbena FACU Limnosciadium pumilum Prairie Dogshade OBL Juncus inflexus European Blue Rush FACW Laportea canadensis Canadian Wood-Nettle FACW Limonium carolinianum Carolina Sea-Lavender OBL Juncus interior Inland Rush FACU Lapsana communis Common Nipplewort FAC Limosella australis Welsh Mudwort OBL Juncus longii Long's Rush OBL Lathyrus hirsutus Singletary Vetchling FAC Lindera benzoin Northern Spicebush FACW Juncus marginatus Bog Rush FACW Lathyrus japonicus Sea Vetchling FACU Lindera melissifolia Southern Spicebush FACW Juncus megacephalus Big-Head Rush OBL Lathyrus palustris Marsh Vetchling OBL Lindera subcoriacea Bog Spicebush OBL Juncus militaris Bayonet Rush OBL Lathyrus pratensis Meadow Vetchling FACU Lindernia antipoda Sparrow False Pimpernel FACW Juncus nodatus Stout Rush OBL Lathyrus pusillus Tiny Vetchling FAC Lindernia crustacea Malaysian False Pimpernel FACU Juncus nodosus Knotted Rush OBL Lathyrus venosus Veiny Vetchling FAC Lindernia dubia Yellow-Seed False Pimpernel OBL Juncus pallidus Javelin-Grass FACW Leavenworthia aurea Golden Gladecress FACU Lindernia grandiflora Savannah False Pimpernel OBL Juncus paludosus Florida Rush OBL Leavenworthia texana Texas Golden Gladecress FACU Lindernia monticola Piedmont False Pimpernel OBL Juncus pelocarpus Brown-Fruit Rush OBL Leavenworthia uniflora Michaux's Gladecress FAC Lindernia procumbens Prostrate False Pimpernel FACW Juncus polycephalos Many-Head Rush OBL Lechea torreyi Sandhill Pinweed FACU Linum arenicola Sand Flax OBL Juncus pylaei Common Rush OBL Leersia hexandra Southern Cut Grass OBL Linum carteri Carter's Flax FACW Juncus repens Lesser Creeping Rush OBL Leersia lenticularis Catchfly Grass OBL Linum floridanum Florida Yellow Flax FAC Juncus roemerianus Roemer's Rush OBL Leersia oryzoides Rice Cut Grass OBL Linum intercursum Sandplain Flax FACU Juncus scirpoides Needle-Pod Rush FACW Leersia virginica White Grass FACW Linum medium Stiff Yellow Flax FAC Juncus secundus Lopsided Rush FAC Leitneria floridana Corkwood OBL Linum striatum Ridged Yellow Flax FACW Juncus subcaudatus Woodland Rush FAC Leitneria pilosa Hairy Corkwood FACW Linum virginianum Woodland Flax FAC Juncus tenuis Lesser Poverty Rush FAC Lemna aequinoctialis Lesser Duckweed OBL Linum westii West's Flax OBL Juncus texanus Texas Rush OBL Lemna gibba Inflated Duckweed OBL Liparis liliifolia Brown Wide-Lip Orchid FACU Juncus torreyi Torrey's Rush FACW Lemna minor Common Duckweed OBL Liparis loeselii Yellow Wide-Lip Orchid FACW Juncus trigonocarpus Red-Pod Rush OBL Lemna minuta Least Duckweed OBL Liparis nervosa Pantropical Wide-Lip Orchid OBL Juncus validus Round-Head Rush FACW Lemna obscura Little Duckweed OBL Lipocarpha aristulata Awned Halfchaff Sedge FACW Juniperus communis Common Juniper FACU Lemna perpusilla Minute Duckweed OBL Lipocarpha drummondii Drummond's Halfchaff Sedge OBL Juniperus virginiana Eastern Red-Cedar FACU Lemna trisulca Ivy-Leaf Duckweed OBL Lipocarpha maculata American Halfchaff Sedge FACW Justicia americana American Water-Willow OBL Lemna turionifera Turion Duckweed OBL Lipocarpha micrantha Small-Flower Halfchaff Sedge FACW Justicia cooleyi Cooley's Water-Willow FACW Lemna valdiviana Pale Duckweed OBL Lippia alba Bushy Mat-Grass FAC Justicia crassifolia Thick-Leaf Water-Willow OBL Leonotis nepetifolia Christmas-Candlestick FACU Liquidambar styraciflua Sweet-Gum FAC Justicia lanceolata OBL Leontodon saxatilis Lesser Hawkbit UPL Liriodendron tulipifera Tuliptree FACU Justicia ovata Loose-Flower Water-Willow OBL Lepianthes peltata Monkey's-Hand FAC Litsea aestivalis Pondspice OBL Kalanchoe pinnata Cathedral-Bells FACU Lepidium appelianum Globe-Pod Pepperwort FAC Livistona chinensis Chinese Fountain Palm FACU Kalmia angustifolia Sheep-Laurel FAC Lepidium densiflorum Miner's Pepperwort FACU Lobelia amoena Southern Lobelia OBL Kalmia buxifolia Sand-Myrtle FACU Lepidium latifolium Broad-Leaf Pepperwort FAC Lobelia appendiculata Pale Lobelia FAC Kalmia carolina Carolina-Laurel FACW Lepidium perfoliatum Clasping Pepperwort FACU Lobelia berlandieri Berlandier's Lobelia FAC Kalmia cuneata Whitewicky FACW Lepidium virginicum Poorman's-Pepperwort UPL Lobelia boykinii Boykin's Lobelia OBL Kalmia hirsuta Hairy-Laurel FACW Leptochloa crinita False Rhodes Grass FACU Lobelia brevifolia Short-Leaf Lobelia FAC Kalmia latifolia Mountain-Laurel FACU Leptochloa digitata Cane Sprangletop OBL Lobelia canbyi Canby's Lobelia OBL Kickxia elatine Sharp-Leaf Cancerwort FACU Leptochloa virgata Tropical Sprangletop FAC Lobelia cardinalis Cardinal-Flower FACW Kosteletzkya depressa White Fen-Rose FAC Lepuropetalon spathulatum Petiteplant FACW Lobelia elongata Long-Leaf Lobelia OBL Kosteletzkya pentacarpos Virginia Fen-Rose OBL Lespedeza angustifolia Narrow-Leaf Bush-Clover FAC Lobelia feayana Bay Lobelia FACW Krigia biflora Two-Flower Dwarf-Dandelion FACU Lespedeza capitata Round-Head Bush-Clover FACU Lobelia flaccidifolia Fold-Ear Lobelia OBL Krigia caespitosa Weedy Dwarf-Dandelion FAC Lespedeza cuneata Chinese Bush-Clover FACU Lobelia floridana Florida Lobelia OBL Krigia dandelion Potato Dwarf-Dandelion FACU Leucaena leucocephala White Leadtree FACU Lobelia glandulosa Glade Lobelia OBL Krigia virginica Virginia Dwarf-Dandelion FACU Leucanthemum vulgare Ox-Eye Daisy UPL Lobelia homophylla Pineland Lobelia FAC Kummerowia stipulacea Korean-Clover FACU Leucospora multifida Narrow-Leaf Paleseed OBL Lobelia inflata Indian-Tobacco FAC Lobelia nuttallii Nuttall's Lobelia FACW Lygodium palmatum American Climbing Fern FACW Matteuccia struthiopteris Ostrich Fern FACW Lobelia paludosa White Lobelia OBL Lyonia ferruginea Rusty Staggerbush FACU Mayaca fluviatilis Stream Bog-Moss OBL Lobelia puberula Downy Lobelia FACW Lyonia fruticosa Coastal-Plain Staggerbush FACW Maytenus phyllanthoides Florida Mayten FAC Lobelia siphilitica Great Blue Lobelia OBL Lyonia ligustrina Maleberry FACW Mazus pumilus Japanese Mazus FACU Lobelia spicata Pale-Spike Lobelia FAC Lyonia lucida Shinyleaf FACW Mecardonia acuminata Axil-Flower FACW Lolium perenne Perennial Rye Grass FACU Lyonia mariana Piedmont Staggerbush FAC Mecardonia procumbens Baby-Jump-Up OBL Lomariopsis kunzeana Holly-Leaf Fringed Fern FAC Lysimachia X producta FAC Medeola virginiana Indian Cucumber-Root FACU Lonicera X bella UPL Lysimachia arvensis Scarlet Yellow-Loosestrife FACU Medicago lupulina Black Medick UPL Lonicera canadensis American Fly-Honeysuckle FACU Lysimachia asperulifolia Rough-Leaf Yellow-Loosestrife OBL Medicago polymorpha Toothed Medick FACU Lonicera dioica Limber Honeysuckle FACU Lysimachia ciliata Fringed Yellow-Loosestrife FACW Medicago sativa Alfalfa UPL Lonicera japonica Japanese Honeysuckle FACU Lysimachia fraseri Fraser's Yellow-Loosestrife FAC Megathyrsus maximus Guinea Grass FAC Lonicera morrowii Morrow's Honeysuckle FACU Lysimachia hybrida Lowland Yellow-Loosestrife OBL Melaleuca quinquenervia Punktree FAC Lonicera oblongifolia Swamp Fly-Honeysuckle OBL Lysimachia lanceolata Lance-Leaf Yellow-Loosestrife FAC Melampyrum lineare American Cow-Wheat FACU Lonicera sempervirens Trumpet Honeysuckle FACU Lysimachia loomisii Loomis' Yellow-Loosestrife OBL Melanthera angustifolia Everglades Squarestem FAC Lonicera tatarica Twinsisters FACU Lysimachia maritima Sea-Milkwort OBL Melanthera nivea Snow Squarestem FACU Lophiola aurea Goldencrest OBL Lysimachia minima Chaffweed FACW Melastoma malabathricum Malabar Melastome FACU Lotus corniculatus Garden Bird's-Foot-Trefoil FACU Lysimachia nummularia Creeping-Jenny FACW Melia azedarach China-Berry UPL Lotus tenuis Narrow-Leaf Bird's-Foot-Trefoil FACU Lysimachia pumila Florida Yellow-Loosestrife FACW Melilotus indicus Indian Sweet-Clover FACU Lotus uliginosus Large Bird's-Foot-Trefoil FACU Lysimachia punctata Large Yellow-Loosestrife OBL Melilotus officinalis Yellow Sweet-Clover FACU Ludwigia alata Winged Primrose-Willow OBL Lysimachia quadriflora Four-Flower Yellow-Loosestrife OBL Melinis repens Creeping Molasses Grass UPL Ludwigia alternifolia Seedbox OBL Lysimachia quadrifolia Whorled Yellow-Loosestrife FACU Melissa officinalis Lemonbalm UPL Ludwigia arcuata Pond Primrose-Willow OBL Lysimachia radicans Trailing Yellow-Loosestrife OBL Melochia corchorifolia Chocolate-Weed FAC Ludwigia bonariensis Carolina Primrose-Willow OBL Lysimachia terrestris Swampcandles OBL Melochia pyramidata Pyramid-Flower FAC Ludwigia brevipes Long Beach Primrose-Willow OBL Lysimachia thyrsiflora Tufted Yellow-Loosestrife OBL Melochia spicata Bretonica-Peluda FAC Ludwigia curtissii Curtiss' Primrose-Willow OBL Lysimachia vulgaris Garden Yellow-Loosestrife FAC Melothria pendula Guadeloupe-Cucumber FAC Ludwigia decurrens Wing-Leaf Primrose-Willow OBL Lythrum alatum Wing-Angle Loosestrife OBL Menispermum canadense Canadian Moonseed FACU Ludwigia erecta Yerba-de-Jicotea OBL Lythrum californicum California Loosestrife OBL Mentha X gracilis FAC Ludwigia glandulosa Cylindric-Fruit Primrose-Willow OBL Lythrum curtissii Curtiss' Loosestrife OBL Mentha X piperita FACW Ludwigia grandiflora Large-Flower Primrose-Willow OBL Lythrum flagellare Florida Loosestrife OBL Mentha X rotundifolia FAC Ludwigia hirtella Spindleroot FACW Lythrum hyssopifolium Hyssop Loosestrife OBL Mentha X villosa OBL Ludwigia lanceolata Lance-Leaf Primrose-Willow OBL Lythrum lineare Saltmarsh Loosestrife OBL Mentha aquatica Water Mint OBL Ludwigia leptocarpa Angle-Stem Primrose-Willow OBL Lythrum salicaria Purple Loosestrife OBL Mentha arvensis American Wild Mint FACW Ludwigia linearis Narrow-Leaf Primrose-Willow OBL Macbridea alba White Birds-in-a-Nest FACW Mentha pulegium Pennyroyal OBL Ludwigia linifolia Southeastern Primrose-Willow OBL Macbridea caroliniana Carolina Birds-in-a-Nest OBL Mentha spicata Spearmint FACW Ludwigia maritima Seaside Primrose-Willow FACW Maclura pomifera Osage-Orange FACU Mentha suaveolens Apple Mint FACW Ludwigia microcarpa Small-Fruit Primrose-Willow OBL Macranthera flammea Flameflower OBL Menyanthes trifoliata Buck-Bean OBL Ludwigia octovalvis Mexican Primrose-Willow OBL Macroptilium atropurpureum Purple Bush-Bean FACU Menziesia pilosa Minniebush FACU Ludwigia palustris Marsh Primrose-Willow OBL Macroptilium lathyroides Wild Bush-Bean FACU Merremia dissecta Noyau-Vine FACU Ludwigia peploides Floating Primrose-Willow OBL Macrothelypteris torresiana False Maiden Fern FACW Mertensia virginica Virginia Bluebells FAC Ludwigia peruviana Peruvian Primrose-Willow OBL Madia glomerata Mountain Tarplant FACU Mesembryanthemum cordifolium Heart-Leaf Iceplant FAC Ludwigia pilosa Hairy Primrose-Willow OBL Magnolia acuminata Cucumber-Tree FACU Mesembryanthemum crystallinum Crystalline Iceplant FAC Ludwigia polycarpa Many-Fruit Primrose-Willow OBL Magnolia ashei Ashe's Magnolia FACU Mesembryanthemum nodiflorum Slender-Leaf Iceplant FAC Ludwigia ravenii Raven's Primrose-Willow OBL Magnolia grandiflora Southern Magnolia FAC Mesosphaerum pectinatum UPL Ludwigia repens Creeping Primrose-Willow OBL Magnolia tripetala Umbrella Magnolia FACU Metopium toxiferum Florida Poisontree FAC Ludwigia spathulata Spoon Primrose-Willow OBL Magnolia virginiana Sweet-Bay FACW Micranthemum glomeratum Manatee Mudflower OBL Ludwigia sphaerocarpa Globe-Fruit Primrose-Willow OBL Mahonia aquifolium Holly-Leaf Oregon-Grape UPL Micranthemum micranthemoides Nuttall's Mudflower OBL Ludwigia suffruticosa Shrubby Primrose-Willow OBL Mahonia nervosa Cascade Oregon-Grape FACU Micranthemum umbrosum Shade Mudflower OBL Ludwigia virgata Savannah Primrose-Willow OBL Maianthemum canadense False Lily-of-the-Valley FAC Micranthes palmeri Palmer's Pseudosaxifrage FAC Lupinus polyphyllus Blue-Pod Lupine FAC Maianthemum racemosum Feathery False Solomon's-Seal FACU Micranthes pensylvanica Eastern Swamp Pseudosaxifrage OBL Luziola bahiensis Brazilian Water Grass OBL Maianthemum stellatum Starry False Solomon's-Seal FACU Micranthes petiolaris Michaux's Pseudosaxifrage FACW Luziola fluitans Southern Water Grass OBL Malachra capitata Malva-de-Caballo UPL Micranthes texana Texas Pseudosaxifrage FAC Luziola peruviana Peruvian Water Grass FACW Malachra fasciata Roadside Leafbract UPL Micranthes virginiensis Early Pseudosaxifrage FAC Luzula acuminata Hairy Wood-Rush FACU Malaxis spicata Florida Adder's-Mouth Orchid OBL Microstachys corniculata Hato-Tejas UPL Luzula bulbosa Bulbous Wood-Rush FACU Malaxis unifolia Green Adder's-Mouth Orchid FAC Microstegium vimineum Japanese Stilt Grass FAC Luzula echinata Hedgehog Wood-Rush FAC Malvastrum coromandelianum Three-Lobe False Mallow FACU Mikania batatifolia OBL Luzula multiflora Common Wood-Rush FACU Malvaviscus arboreus Wax-Mallow FAC Mikania cordifolia Florida Keys Hempvine FACW Lycium carolinianum Carolina Desert-Thorn FACW Malvaviscus penduliflorus Mazapan FAC Mikania scandens Climbing Hempvine FACW Lycopodiella X copelandii FACW Mangifera indica Mango UPL Mimosa malacophylla Soft-Leaf Mimosa FACW Lycopodiella alopecuroides Fox-Tail Club-Moss OBL Manilkara jaimiqui Wild Dilly FAC Mimosa pellita Lollipop Mimosa FAC Lycopodiella appressa Southern Appressed Club-Moss OBL Marrubium vulgare White Horehound FACU Mimosa pudica Shameplant FACU Lycopodiella inundata Northern Bog Club-Moss OBL Marshallia caespitosa Puffballs FACU Mimosa strigillosa Powderpuff FAC Lycopodiella prostrata Feather-Stem Club-Moss OBL Marshallia graminifolia Grass-Leaf Barbara's-Buttons OBL Mimulus alatus Sharp-Wing Monkey-Flower OBL Lycopodium clavatum Running Ground-Pine FAC Marshallia mohrii Mohr's Barbara's-Buttons FACW Mimulus glabratus Round-Leaf Monkey-Flower OBL Lycopus X sherardii OBL Marshallia ramosa Southern Barbara's-Buttons FACU Mimulus guttatus Seep Monkey-Flower OBL Lycopus americanus Cut-Leaf Water-Horehound OBL Marshallia trinervia Broad-Leaf Barbara's-Buttons FACU Mimulus moschatus Muskflower OBL Lycopus amplectens Clasping Water-Horehound OBL Marsilea hirsuta Bristly Water-Clover FACW Mimulus ringens Allegheny Monkey-Flower OBL Lycopus cokeri Carolina Water-Horehound OBL Marsilea macropoda Big-Foot Water-Clover OBL Minuartia godfreyi Godfrey's Stitchwort FACW Lycopus europaeus Gypsywort OBL Marsilea minuta Dwarf Water-Clover OBL Minuartia muscorum Dixie Stitchwort FACU Lycopus rubellus Taper-Leaf Water-Horehound OBL Marsilea mutica Australian Water-Clover OBL Minuartia patula Pitcher's Stitchwort FAC Lycopus uniflorus Northern Water-Horehound OBL Marsilea oligospora Pacific Water-Clover OBL Minuartia uniflora One-Flower Stitchwort FACW Lycopus virginicus Virginia Water-Horehound OBL Marsilea quadrifolia European Water-Clover OBL Mirabilis jalapa Marvel-of-Peru FACU Lygodium japonicum Japanese Climbing Fern FAC Marsilea vestita Hairy Water-Clover OBL Mirabilis nyctaginea Heart-Leaf Four-O'clock FACU Lygodium microphyllum Old World Climbing Fern FACW Matricaria discoidea Pineapple-Weed FACU Miscanthus sinensis Chinese Silver Grass UPL Mitchella repens Partridge-Berry FACU Nabalus albus White Rattlesnake-Root FACU Oclemena nemoralis Bog Nodding-Aster FACW Mitella diphylla Two-Leaf Bishop's-Cap FACU Nabalus altissimus Tall Rattlesnake-Root UPL Oclemena reticulata Pine-Barren Nodding-Aster FAC Mitracarpus hirtus Tropical Girdlepod FACU Nabalus autumnalis Slender Rattlesnake-Root FAC Oenanthe aquatica Fine-Leaf Water-Dropwort OBL Mitreola angustifolia Narrow-Leaf Hornpod FAC Nabalus crepidineus Nodding Rattlesnake-Root UPL Oenanthe javanica Water-Celery OBL Mitreola petiolata Lax Hornpod FACW Nabalus racemosus Purple Rattlesnake-Root FACW Oenothera biennis King's-Cureall FACU Mitreola sessilifolia Swamp Hornpod FACW Najas filifolia Needle-Leaf Waternymph OBL Oenothera canescens Spotted Evening-Primrose FAC Modiola caroliniana Carolina Bristle-Mallow FACU Najas flexilis Wavy Waternymph OBL Oenothera curtiflora Velvetweed UPL Moehringia lateriflora Blunt-Leaf Grove-Sandwort FAC Najas gracillima Slender Waternymph OBL Oenothera elata Hooker's Evening-Primrose FACW Molinia caerulea Purple Moor Grass FACU Najas guadalupensis Guadalupe Waternymph OBL Oenothera flava Long-Tube Evening-Primrose FACU Mollugo cerviana Thread-Stem Carpetweed FAC Najas marina Holly-Leaf Waternymph OBL Oenothera fruticosa Narrow-Leaf Evening-Primrose FACU Mollugo verticillata Green Carpetweed FAC Najas minor Brittle Waternymph OBL Oenothera gaura Biennial Evening-Primrose FACU Momordica charantia Balsam-Pear UPL Najas wrightiana Wright's Waternymph OBL Oenothera jamesii Trumpet Evening-Primrose FACW Monarda clinopodia White Bergamot FACU Nama jamaicense Jamaican-Weed FACU Oenothera kunthiana Kunth's Evening-Primrose FACU Monarda didyma Scarlet Beebalm FAC Nama stenocarpum Mud Fiddleleaf FACW Oenothera laciniata Cut-Leaf Evening-Primrose FACU Monarda fistulosa Oswego-Tea FACU Napaea dioica Glade-Mallow FACW Oenothera parviflora Northern Evening-Primrose FACU Monarda punctata Spotted Beebalm FACU Narthecium americanum Yellow Asphodel FACW Oenothera perennis Small Evening-Primrose FAC Monolepis nuttalliana Nuttall's Poverty-Weed FACU Nasturtium microphyllum One-Row Watercress OBL Oenothera pilosella Meadow Evening-Primrose FACU Monotropa uniflora One-Flower Indian-Pipe FACU Nasturtium officinale Watercress OBL Oenothera rhombipetala Greater Four-Point Evening-Primrose Montia fontana Fountain Candy-Flower OBL Navarretia intertexta Needle-Leaf Pincushion-Plant FACW FACU Montia linearis Linear-Leaf Candy-Flower FAC Navarretia squarrosa Skunkweed FACU Oenothera rosea Rose Evening-Primrose FACW Morella caroliniensis Evergreen Bayberry FACW Nelsonia canescens Blue Pussyleaf FAC Oenothera tetraptera Four-Wing Evening-Primrose FAC Morella cerifera Southern Bayberry FAC Nelumbo lutea American Lotus OBL Oenothera villosa Hairy Evening-Primrose FACU Morella inodora Odorless Bayberry OBL Nelumbo nucifera Sacred Lotus OBL Oldenlandia boscii Bosc's Mille-Graines FACW Morella pensylvanica Northern Bayberry FAC Nemastylis floridana Fall-Flowering Pleatleaf OBL Oldenlandia corymbosa Flat-Top Mille-Graines FAC Morinda citrifolia Painkiller UPL Nemopanthus mucronatus Catberry OBL Oldenlandia uniflora Clustered Mille-Graines FACW Morinda umbellata Cheeseshrub FACU Nemophila aphylla Small-Flower Baby-Blue-Eyes FACW Oldenlandiopsis callitrichoides Creeping-Bluet FACW Moringa oleifera Horseradish-Tree FACU Neottia bifolia Southern Twayblade FACW Oncidium ensatum Florida Dancing-Lady Orchid FACW Morus alba White Mulberry FACU Neottia cordata Heart-Leaf Twayblade FACW Onoclea sensibilis Sensitive Fern FACW Morus rubra Red Mulberry FACU Nepeta cataria Catnip FACU Ophioglossum crotalophoroides Bulbous Adder's-Tongue FAC Mosla dianthera Miniature-Beefsteakplant FACU Nephrolepis brownii Asian Sword Fern FAC Ophioglossum engelmannii Limestone Adder's-Tongue FACU Muhlenbergia asperifolia Alkali Muhly FACW Nephrolepis cordifolia Narrow Sword Fern FAC Ophioglossum nudicaule Least Adder's-Tongue FAC Muhlenbergia capillaris Hair-Awn Muhly FAC Nephrolepis exaltata Boston Sword Fern FAC Ophioglossum petiolatum Long-Stem Adder's-Tongue FAC Muhlenbergia expansa Spreading Muhly FACW Nephrolepis falcata Fish-Tail Sword Fern FACU Ophioglossum pusillum Northern Adder's-Tongue FACW Muhlenbergia filiformis Pullup Muhly FACW Neptunia lutea Yellow Puff FACU Ophioglossum vulgatum Southern Adder's-Tongue FACW Muhlenbergia frondosa Wire-Stem Muhly FAC Neptunia oleracea Garden Puff OBL Oplismenus hirtellus Long-Leaf Basket Grass FAC Muhlenbergia glabrifloris Smooth Muhly FAC Neptunia plena Water-Dead-and-Awake FACW Opuntia stricta Erect Prickly-Pear UPL Muhlenbergia glomerata Spiked Muhly FACW Neptunia pubescens Tropical Puff FAC Orbexilum pedunculatum Sampson's-Snakeroot FACU Muhlenbergia mexicana Mexican Muhly FAC Nesaea longipes Stalkflower FACW Orbexilum simplex Single-Stem Leather-Root FAC Muhlenbergia racemosa Green Muhly FACW Neyraudia reynaudiana Silk-Reed FAC Orbexilum virgatum Pineland Leather-Root FACU Muhlenbergia reverchonii Seep Muhly FAC Nicotiana glauca Tree Tobacco FAC Ornithogalum caudatum False Sea-Onion FACU Muhlenbergia schreberi Nimblewill FAC Nicotiana obtusifolia Desert Tobacco FACU Ornithogalum umbellatum Sleepydick FACU Muhlenbergia sericea Slender Muhly FACW Nicotiana plumbaginifolia Tex-Mex Tobacco FAC Orobanche riparia River Broom-Rape FACW Muhlenbergia sylvatica Woodland Muhly FACW Nicotiana repanda Fiddle-Leaf Tobacco FAC Orobanche uniflora Naked Broom-Rape FACU Muhlenbergia tenuiflora Slim-Flower Muhly FACU Nicotiana tabacum Cultivated Tobacco UPL Orontium aquaticum Goldenclub OBL Muhlenbergia torreyana New Jersey Muhly FACW Nolina atopocarpa Florida Bear-Grass FAC Orthilia secunda Sidebells FAC Muhlenbergia uniflora Bog Muhly OBL Nopalea cochenillifera Cochineal Nopal Cactus UPL Orthocarpus bracteosus Rosy Owl-Clover FACW Muhlenbergia utilis Aparejo Grass FACW Nothoscordum bivalve Crowpoison FACU Oryza rufipogon Brown-Beard Rice FACW Muntingia calabura Strawberry-Tree UPL Nuphar X rubrodisca OBL Oryza sativa Cultivated Rice OBL Murdannia keisak Wart-Removing-Herb OBL Nuphar advena Yellow Pond-Lily OBL Osmorhiza claytonii Hairy Sweet-Cicely FACU Murdannia nudiflora Naked-Stem Dewflower FAC Nuphar microphylla OBL Osmorhiza longistylis Aniseroot FAC Murdannia spirata Asiatic Dewflower FAC Nuphar sagittifolia OBL Osmunda claytoniana Interrupted Fern FAC Musa X paradisiaca UPL Nuphar variegata OBL Osmunda spectabilis Royal Fern OBL Musa acuminata Edible Banana FACW Nymphaea X daubenyana OBL Osmundastrum cinnamomeum Cinnamon Fern FACW Myosotis arvensis Rough Forget-Me-Not FAC Nymphaea X thiona OBL Ostrya virginiana Eastern Hop-Hornbeam FACU Myosotis discolor Yellow Scorpion-Grass FAC Nymphaea ampla Dot-Leaf Water-Lily OBL Ottelia alismoides Duck-Lettuce OBL Myosotis laxa Bay Forget-Me-Not OBL Nymphaea capensis Cape Blue Water-Lily OBL Oxalis corniculata Creeping Yellow Wood-Sorrel UPL Myosotis macrosperma Large-Seed Forget-Me-Not FAC Nymphaea elegans Tropical Royal-Blue Water-Lily OBL Oxalis dillenii Slender Yellow Wood-Sorrel FACU Myosotis scorpioides True Forget-Me-Not OBL Nymphaea jamesoniana James' Water-Lily OBL Oxalis stricta Upright Yellow Wood-Sorrel UPL Myosotis sylvatica Woodland Forget-Me-Not UPL Nymphaea lotus White Egyptian-Lotus OBL Oxycaryum cubense Cuban-Bulrush OBL Myosotis verna Spring Forget-Me-Not FACU Nymphaea mexicana Banana Water-Lily OBL Oxydendrum arboreum Sourwood FACU Myosoton aquaticum Giant-Chickweed FACW Nymphaea odorata American White Water-Lily OBL Oxypolis rigidior Stiff Cowbane OBL Myosurus minimus Tiny Mousetail FACW Nymphoides aquatica Big Floatingheart OBL Oxypolis ternata Piedmont Cowbane OBL Myrica gale Sweetgale OBL Nymphoides cordata Little Floatingheart OBL Oxytropis lambertii Stemless Locoweed FACU Myriophyllum aquaticum Parrot's-Feather OBL Nymphoides cristata Crested Flatingheart OBL Packera anonyma Small's Groundsel FACU Myriophyllum heterophyllum Two-Leaf Water-Milfoil OBL Nymphoides indica Water-Snowflake OBL Packera aurea Golden Groundsel FACW Myriophyllum humile Low Water-Milfoil OBL Nymphoides peltata Yellow Floatingheart OBL Packera glabella Cress-Leaf Groundsel OBL Myriophyllum laxum Loose Water-Milfoil OBL Nyssa aquatica Water Tupelo OBL Packera obovata Round-Leaf Groundsel FACU Myriophyllum pinnatum Cut-Leaf Water-Milfoil OBL Nyssa biflora Swamp Tupelo OBL Packera paupercula Balsam Groundsel FACW Myriophyllum sibiricum Siberian Water-Milfoil OBL Nyssa ogeche Ogeechee Tupelo OBL Packera plattensis Prairie Groundsel FACU Myriophyllum spicatum Eurasian Water-Milfoil OBL Nyssa sylvatica Black Tupelo FAC Packera tampicana Great Plains Groundsel FACW Myriophyllum tenellum Slender Water-Milfoil OBL Ocimum basilicum Sweet Basil FACU Packera tomentosa Woolly Groundsel FACU Myriophyllum verticillatum Whorled Water-Milfoil OBL Oclemena X blakei FACW Paederia foetida Chinese Fevervine FACU Myrsine cubana Guianese Colicwood FAC Oclemena acuminata Whorled Nodding-Aster UPL Palhinhaea cernua Monkey's Paw FACW Panicum amarum Bitter Panic Grass FAC Pelexia adnata Hachuela FACW Phryma leptostachya American Lopseed FACU Panicum bergii Berg's Panic Grass FACW Peltandra sagittifolia White Arrow-Arum OBL Phyla cuneifolia Wedgeleaf FAC Panicum bisulcatum Japanese Panic Grass FACW Peltandra virginica Green Arrow-Arum OBL Phyla fruticosa Diamond-Leaf Frogfruit FAC Panicum brachyanthum Prairie Panic Grass FAC Peltophorum pterocarpum Yellow-Poinciana FAC Phyla lanceolata Northern Frogfruit OBL Panicum capillare Common Panic Grass FAC Penstemon alluviorum Lowland Beardtongue FACW Phyla nodiflora Turkey-Tangle FAC Panicum coloratum Blue Panic Grass FACW Penstemon australis Eustis Lake Beardtongue FACU Phyla stoechadifolia Southern Frogfruit FACW Panicum dichotomiflorum Fall Panic Grass FACW Penstemon calycosus Long-Sepal Beardtongue FACU Phyllanthus amarus Carry-Me-Seed FAC Panicum diffusum West Indian Panic Grass FAC Penstemon digitalis Foxglove Beardtongue FAC Phyllanthus caroliniensis Carolina Leaf-Flower FAC Panicum flexile Wiry Panic Grass FAC Penstemon laevigatus Eastern Smooth Beardtongue FAC Phyllanthus evanescens Bird-Seed Leaf-Flower FACW Panicum gattingeri Gattinger's Panic Grass FAC Penstemon laxiflorus Nodding Beardtongue FAC Phyllanthus fluitans Red Root Floater OBL Panicum ghiesbreghtii Ghiesbreght's Panic Grass FACW Penstemon pallidus Pale Beardtongue FACU Phyllanthus liebmannianus Liebmann's Leaf-Flower FACW Panicum hallii Hall's Panic Grass FACU Penstemon tenuis Sharp-Sepal Beardtongue FACW Phyllanthus urinaria Chamber-Bitter FAC Panicum hemitomon Maiden-Cane OBL Pentalinon luteum Hammock Viper's-Tail FAC Phyllostachys nigra Black Bamboo FACU Panicum lacustre Lake Panic Grass FACW Pentas lanceolata Egyptian Starcluster UPL Phymatosorus grossus Musk Fern UPL Panicum paludosum Marsh Panic Grass OBL Penthorum sedoides Ditch-Stonecrop OBL Physalis angulata Cut-Leaf Ground-Cherry FACU Panicum philadelphicum Philadelphia Panic Grass FAC Pentodon pentandrus Hale's Pentodon OBL Physalis minima Pygmy Ground-Cherry FACU Panicum repens Torpedo Grass FACW Peperomia alata Winged Peperomia FACW Physalis peruviana Peruvian Ground-Cherry UPL Panicum verrucosum Warty Panic Grass FACW Peperomia glabella Cypress Peperomia FACW Physalis philadelphica Mexican Ground-Cherry UPL Panicum virgatum Wand Panic Grass FAC Peperomia pellucida Man-To-Man UPL Physalis pubescens Husk-Tomato UPL Parapholis incurva Curved Sickle Grass FACU Perilla frutescens Beefsteakplant FACU Physaria pallida White Bladderpod FAC Parathelypteris noveboracensis New York Fern FAC Persea borbonia Red Bay FACW Physocarpus opulifolius Atlantic Ninebark FAC Parathelypteris simulata Bog Fern OBL Persea palustris Swamp Bay FACW Physostegia angustifolia Narrow-Leaf False Dragonhead FACW Parentucellia viscosa Yellow Glandweed FAC Persicaria amphibia Water Smartweed OBL Physostegia correllii Correll's False Dragonhead OBL Parietaria floridana Florida Pellitory FAC Persicaria arifolia Halberd-Leaf Tearthumb OBL Physostegia digitalis Finger False Dragonhead FAC Parietaria pensylvanica Pennsylvania Pellitory FACU Persicaria bicornis Pink Knotweed FACW Physostegia godfreyi Godfrey's False Dragonhead OBL Parietaria praetermissa Clustered Pellitory FACU Persicaria capitata Pink-Head Smartweed FACU Physostegia intermedia Slender False Dragonhead FACW Parkinsonia aculeata Mexican Palo-Verde FAC Persicaria careyi Carey's Smartweed FACW Physostegia leptophylla Slender-Leaf False Dragonhead OBL Parnassia asarifolia Kidney-Leaf Grass-of-Parnassus OBL Persicaria glabra Smooth Smartweed OBL Physostegia longisepala Long-Sepal False Dragonhead FACW Parnassia caroliniana Carolina Grass-of-Parnassus OBL Persicaria hirsuta Hairy Smartweed OBL Physostegia pulchella Showy False Dragonhead FACW Parnassia glauca Fen Grass-of-Parnassus OBL Persicaria hydropiper Mild Water-Pepper OBL Physostegia purpurea Eastern False Dragonhead FACW Parnassia grandifolia Large-Leaf Grass-of-Parnassus OBL Persicaria hydropiperoides Swamp Smartweed OBL Physostegia virginiana Obedient-Plant FACW Parthenium hysterophorus Santa Maria Feverfew FAC Persicaria lapathifolia Dock-Leaf Smartweed FACW Phytolacca americana American Pokeweed FACU Parthenocissus inserta Thicket-Creeper FACU Persicaria longiseta Bristly Lady's-Thumb FAC Phytolacca icosandra Tropical Pokeweed FAC Parthenocissus quinquefolia Virginia-Creeper FACU Persicaria maculosa Spotted Lady's-Thumb FACW Picea mariana Black Spruce FACW Pascopyrum smithii Western-Wheat Grass FACU Persicaria meisneriana Branched Tearthumb OBL Picea pungens Blue Spruce FAC Paspalidium geminatum Egyptian Water Crown Grass OBL Persicaria minor Pygmy Smartweed OBL Picea rubens Red Spruce FACU Paspalum acuminatum Brook Crown Grass OBL Persicaria orientalis Kiss-Me-Over-the-Garden-Gate FAC Pieris phillyreifolia Climbing Fetterbush FACW Paspalum bifidum Pitchfork Crown Grass FACW Persicaria pensylvanica Pinkweed FACW Pilea fontana Lesser Clearweed FACW Paspalum blodgettii Blodgett's Crown Grass FAC Persicaria perfoliata Asiatic Tearthumb FAC Pilea herniarioides Caribbean Clearweed OBL Paspalum boscianum Bull Crown Grass FACW Persicaria posumbu Oriental Lady's-Thumb FACU Pilea microphylla Rockweed FACU Paspalum caespitosum Blue Crown Grass FAC Persicaria punctata Dotted Smartweed OBL Pilea nummulariifolia Creeping-Charlie FAC Paspalum conjugatum Sour Crown Grass FAC Persicaria robustior Stout Smartweed OBL Pilea pumila Canadian Clearweed FACW Paspalum denticulatum Pull-and-Be-Damned OBL Persicaria sagittata Arrow-Leaf Tearthumb OBL Pilularia americana American Pillwort OBL Paspalum dilatatum Golden Crown Grass FAC Persicaria setacea Bog Smartweed OBL Pimpinella saxifraga Solid-Stem Burnet-Saxifrage UPL Paspalum dissectum Mudbank Crown Grass OBL Persicaria virginiana Jumpseed FAC Pinckneya bracteata Fevertree OBL Paspalum distichum Jointed Crown Grass OBL Petasites frigidus Arctic Sweet-Colt's-Foot FACW Pinguicula caerulea Blue-Flower Butterwort OBL Paspalum fimbriatum Panama Crown Grass FAC Petasites hybridus Pestilence-Wort FAC Pinguicula ionantha Violet Butterwort OBL Paspalum floridanum Florida Crown Grass FACW Phacelia covillei Buttercup Scorpion-Weed FACW Pinguicula lutea Yellow Butterwort OBL Paspalum hartwegianum Hartweg's Crown Grass FACW Phacelia laxa Coastal Scorpion-Weed FAC Pinguicula planifolia Chapman's Butterwort OBL Paspalum laeve Field Crown Grass FACW Phacelia ranunculacea Ocean-Blue Scorpion-Weed FACW Pinguicula primuliflora Southern Butterwort OBL Paspalum modestum Water Crown Grass OBL Phaius tancarvilleae Nun's-Hood Orchid FACU Pinguicula pumila Small Butterwort OBL Paspalum monostachyum Gulf Dune Crown Grass FACW Phalaris angusta Timothy Canary Grass FACW Pinus elliottii Slash Pine FACW Paspalum notatum Bahia Grass FACU Phalaris aquatica Harding Grass FACU Pinus glabra Spruce Pine FACW Paspalum orbiculatum Circular Crown Grass FAC Phalaris arundinacea Reed Canary Grass OBL Pinus palustris Long-Leaf Pine FACU Paspalum paniculatum Arrocillo FAC Phalaris brachystachys Short-Spike Canary Grass FACW Pinus resinosa Red Pine FACU Paspalum plicatulum Brown-Seed Crown Grass FAC Phalaris canariensis Common Canary Grass FACU Pinus rigida Pitch Pine FACU Paspalum praecox Early Crown Grass OBL Phalaris caroliniana May Grass FACW Pinus serotina Pond Pine FACW Paspalum pubiflorum Hairy-Seed Crown Grass FACW Phalaris paradoxa Mediterranean Canary Grass FAC Pinus strobus Eastern White Pine FACU Paspalum racemosum Peruvian Crown Grass FAC Phanopyrum gymnocarpon Savannah-Panic Grass OBL Pinus taeda Loblolly Pine FAC Paspalum repens Horse-Tail Crown Grass OBL Pharus lappulaceus Cape Francais Stalk Grass FAC Piper aduncum Spiked Pepper FAC Paspalum scrobiculatum Indian Crown Grass FACW Phegopteris connectilis Narrow Beech Fern FAC Piptochaetium avenaceum Black-Seed Spear Grass UPL Paspalum setaceum Slender Crown Grass FAC Phegopteris hexagonoptera Broad Beech Fern FACU Piriqueta cistoides Pitted Stripeseed FAC Paspalum urvillei Vasey's Grass FAC Philodendron hederaceum Vilevine FACU Pisonia rotundata Smooth Catchbirdtree FAC Paspalum vaginatum Seashore Crown Grass OBL Phleum pratense Common Timothy FACU Pistia stratiotes Water-Lettuce OBL Paspalum virgatum Talquezal FACW Phlox carolina Thick-Leaf Phlox FACU Pithecellobium dulce Monkeypod UPL Passiflora edulis Purple Granadilla FACU Phlox divaricata Wild Blue Phlox FACU Pittosporum pentandrum Taiwanese Cheesewood FACU Passiflora foetida Scarlet-Fruit Passion-Flower FAC Phlox floridana Florida Phlox FACU Pityopsis graminifolia Narrow-Leaf Silk-Grass UPL Passiflora suberosa Corky-Stem Passion-Flower UPL Phlox glaberrima Smooth Phlox FACW Pityopsis oligantha Coastal-Plain Silk-Grass FACW Paulownia tomentosa Princesstree UPL Phlox maculata Wild Sweetwilliam FAC Pityrogramma calomelanos Dixie Silver-Back Fern UPL Pavonia paludicola Swampbush OBL Phlox paniculata Fall Phlox FACU Pityrogramma trifoliata Three-Leaf Gold-Back Fern FAC Pecluma ptilodon Palm-Leaf Rockcap Fern FAC Phlox pilosa Downy Phlox FACU Plagiobothrys figuratus Fragrant Popcorn-Flower OBL Pedicularis canadensis Canadian Lousewort FACU Phragmites australis Common Reed FACW Planera aquatica Planertree OBL Pedicularis lanceolata Swamp Lousewort FACW Phragmites karka Tropical Reed FACW Planodes virginicum Virginia Winged Rockcress FACU Plantago arenaria Sand Plantain FACU Polygala cymosa Tall Pine-Barren Milkwort OBL Potamogeton robbinsii Fern Pondweed OBL Plantago cordata Heart-Leaf Plantain OBL Polygala hookeri Hooker's Milkwort FACW Potamogeton spirillus Spiral Pondweed OBL Plantago coronopus Buck-Horn Plantain FACU Polygala incarnata Procession-Flower FAC Potamogeton tennesseensis Tennessee Pondweed OBL Plantago elongata Prairie Plantain FACW Polygala lutea Orange Milkwort FACW Potamogeton vaseyi Vasey's Pondweed OBL Plantago heterophylla Slender Plantain FACW Polygala mariana Maryland Milkwort FACW Potamogeton zosteriformis Flat-Stem Pondweed OBL Plantago lanceolata English Plantain FACU Polygala nana Candyroot FACW Potentilla anserina Silverweed OBL Plantago major Great Plantain FAC Polygala nuttallii Nuttall's Milkwort FACW Potentilla argentea Silver-Leaf Cinquefoil FACU Plantago maritima Goosetongue FACW Polygala polygama Racemed Milkwort FACU Potentilla indica Indian-Strawberry FACU Plantago pusilla Dwarf Plantain FACU Polygala ramosa Low Pine-Barren Milkwort OBL Potentilla norvegica Norwegian Cinquefoil FAC Plantago rhodosperma Red-Seed Plantain UPL Polygala rugelii Yellow Milkwort FACW Potentilla rivalis Brook Cinquefoil FACW Plantago rugelii Black-Seed Plantain FACU Polygala sanguinea Purple Milkwort FAC Potentilla simplex Oldfield Cinquefoil FACU Plantago sparsiflora Pineland Plantain FACW Polygala senega Seneca-Snakeroot FACU Potentilla supina Bushy Cinquefoil FACW Plantago virginica Pale-Seed Plantain FACU Polygala setacea Coastal-Plain Milkwort FACW Poterium sanguisorba FAC Platanthera X apalachicola FACW Polygala smallii Tiny Milkwort FACU Pouzolzia zeylanica Graceful Pouzolz's-Bush FAC Platanthera X beckneri FACW Polygala tenella Swamp Milkwort FACW Praxelis clematidea Praxelis FACU Platanthera X lueri FACW Polygala verticillata Whorled Milkwort UPL Prescottia oligantha Small Prescott Orchid UPL Platanthera X osceola FACW Polygaloides paucifolia Gaywings FACU Proboscidea louisiana Ram's-Horn FACU Platanthera blephariglottis White Fringed Orchid OBL Polygonatum biflorum King Solomon's-Seal FACU Proserpinaca intermedia Intermediate Mermaidweed OBL Platanthera chapmanii Chapman's Fringed Orchid FACW Polygonatum pubescens Hairy Solomon's-Seal FACU Proserpinaca palustris Marsh Mermaidweed OBL Platanthera ciliaris Yellow Fringed Orchid FACW Polygonum achoreum Leathery Knotweed FAC Proserpinaca pectinata Comb-Leaf Mermaidweed OBL Platanthera clavellata Green Woodland Orchid OBL Polygonum argyrocoleon Silver-Sheath Knotweed OBL Prosopis glandulosa Honey Mesquite UPL Platanthera conspicua FACW Polygonum aviculare Yard Knotweed FAC Prunella vulgaris Common Selfheal FAC Platanthera cristata Crested Yellow Orchid OBL Polygonum douglasii Douglas' Knotweed FACU Prunus americana American Plum UPL Platanthera fissa Pride-of-the-Peak FACW Polygonum erectum Erect Knotweed FACU Prunus avium Sweet Cherry UPL Platanthera flava Pale-Green Orchid FACW Polygonum glaucum Seaside Knotweed FACU Prunus caroliniana Carolina Laurel Cherry FACU Platanthera grandiflora Greater Purple Fringed Orchid FACW Polygonum patulum Bellard's Knotweed FAC Prunus padus European Bird Cherry UPL Platanthera huronensis Lake Huron Green Orchid OBL Polygonum plebeium Common Knotweed FACW Prunus pensylvanica Fire Cherry FACU Platanthera integra Yellow Fringeless Orchid OBL Polygonum ramosissimum Yellow-Flower Knotweed FACU Prunus serotina Black Cherry FACU Platanthera integrilabia White Fringeless Orchid OBL Polygonum striatulum Striped Knotweed FACW Prunus virginiana Choke Cherry FACU Platanthera lacera Green Fringed Orchid FACW Polypogon interruptus Ditch Rabbit's-Foot Grass OBL Pseudelephantopus spicatus Dog's-Tongue FACU Platanthera leucophaea Prairie White Fringed Orchid OBL Polypogon maritimus Maritime Rabbit's-Foot Grass OBL Pseuderanthemum variabile Night-and-Afternoon FAC Platanthera nivea Snowy Orchid FACW Polypogon monspeliensis Annual Rabbit's-Foot Grass FACW Pseudognaphalium luteoalbum Jersey Rabbit-Tobacco FAC Platanthera psycodes Lesser Purple Fringed Orchid FACW Polypogon viridis Beardless Rabbit's-Foot Grass FACW Pseudognaphalium stramineum Cotton-Batting-Plant FAC Platanus occidentalis American Sycamore FACW Polypremum procumbens Juniper-Leaf FACU Pseudolycopodiella caroliniana Carolina False Clubmoss OBL Platythelys latifolia Jug Orchid FACW Polystichum acrostichoides Christmas Fern FACU Pseudophoenix sargentii Florida Cherry Palm FACU Pleea tenuifolia Rush-Featherling OBL Pontederia cordata Pickerelweed OBL Pseudotsuga menziesii Douglas-Fir FACU Pleopeltis polypodioides Resurrection Fern FAC Pontederia rotundifolia Tropical Pickerelweed OBL Psidium cattleianum Purple Strawberry Guava FACU Pluchea baccharis Rosy Camphorweed FACW Ponthieva racemosa Hairy Shadow-Witch FACW Psidium guajava Guava FAC Pluchea camphorata Plowman's-Wort FACW Populus balsamifera Balsam Poplar FACW Psilotum nudum Whisk Fern FAC Pluchea carolinensis Cure-For-All FACW Populus deltoides Eastern Cottonwood FAC Psychotria nervosa Seminole Balsamo FAC Pluchea foetida Stinking Camphorweed OBL Populus grandidentata Big-Tooth Aspen FACU Psychotria tenuifolia Short-Leaf Wild Coffee FACW Pluchea longifolia Long-Leaf Camphorweed OBL Populus heterophylla Swamp Cottonwood OBL Ptelea trifoliata Common Hoptree FACU Pluchea odorata Sweetscent FACW Populus tremuloides Quaking Aspen FAC Pteridium aquilinum Northern Bracken Fern FACU Pluchea sagittalis Wing-Stem Camphorweed OBL Portulaca grandiflora Rose-Moss UPL Pteris grandifolia Elephant-Leaf Brake OBL Plumbago auriculata Cape Leadwort UPL Portulaca halimoides Silk-Cotton Purslane FACW Pteris plumula Striped Brake FAC Plumbago zeylanica Wild Leadwort UPL Portulaca oleracea Little-Hogweed FACU Pteris tripartita Giant Brake FACW Poa alsodes Grove Blue Grass FACU Portulaca pilosa Kiss-Me-Quick FACU Pteris vittata Ladder Brake FAC Poa annua Annual Blue Grass FACU Portulaca umbraticola Wing-Pod Purslane FAC Pterocaulon pycnostachyum Dense-Spike Blackroot FACU Poa arida Prairie Blue Grass FAC Potamogeton X argutulus OBL Pterocaulon virgatum Wand Blackroot FAC Poa autumnalis Autumn Blue Grass FAC Potamogeton X faxonii OBL Ptilimnium capillaceum Herbwilliam OBL Poa bulbosa Bulbous Blue Grass FACU Potamogeton X mysticus OBL Ptilimnium costatum Ribbed Mock Bishopweed FACW Poa chapmaniana Chapman's Blue Grass FAC Potamogeton X subdentatus OBL Ptilimnium nuttallii Laceflower FAC Poa compressa Flat-Stem Blue Grass FACU Potamogeton alpinus Reddish Pondweed OBL Puccinellia distans Spreading Alkali Grass OBL Poa nemoralis Forest Blue Grass FAC Potamogeton amplifolius Large-Leaf Pondweed OBL Puccinellia fasciculata Saltmarsh Alkali Grass OBL Poa paludigena Bog Blue Grass FACW Potamogeton berchtoldii Little Aguja Pondweed OBL Puccinellia maritima Seaside Alkali Grass OBL Poa palustris Fowl Blue Grass FAC Potamogeton bicupulatus Snail-Seed Pondweed OBL Puccinellia nutkaensis Nootka Alkali Grass FACW Poa pratensis Kentucky Blue Grass FACU Potamogeton confervoides Tuckerman's Pondweed OBL Pueraria montana Kudzu FACU Poa secunda Curly Blue Grass FACU Potamogeton crispus Curly Pondweed OBL Pycnanthemum albescens White-Leaf Mountain-Mint FAC Poa sylvestris Woodland Blue Grass FACW Potamogeton diversifolius Waterthread OBL Pycnanthemum flexuosum Appalachian Mountain-Mint FACW Poa trivialis Rough-Stalk Blue Grass FACW Potamogeton epihydrus Ribbon-Leaf Pondweed OBL Pycnanthemum floridanum Florida Mountain-Mint FAC Podophyllum peltatum May-Apple FACU Potamogeton floridanus Florida Pondweed OBL Pycnanthemum muticum Clustered Mountain-Mint FAC Podostemum ceratophyllum Horn-Leaf Riverweed OBL Potamogeton foliosus Leafy Pondweed OBL Pycnanthemum nudum Coastal-Plain Mountain-Mint FACW Pogonia ophioglossoides Snake-Mouth Orchid OBL Potamogeton friesii Flat-Stalk Pondweed OBL Pycnanthemum setosum Awned Mountain-Mint FACU Polanisia dodecandra Red-Whisker Clammyweed FACU Potamogeton gramineus Grassy Pondweed OBL Pycnanthemum tenuifolium Narrow-Leaf Mountain-Mint FACW Polemonium caeruleum Charity FACW Potamogeton illinoensis Illinois Pondweed OBL Pycnanthemum verticillatum Whorled Mountain-Mint FAC Polemonium reptans Greek-Valerian FAC Potamogeton natans Broad-Leaf Pondweed OBL Pycnanthemum virginianum Virginia Mountain-Mint FAC Polemonium vanbruntiae Bog Jacob's-Ladder FACW Potamogeton nodosus Long-Leaf Pondweed OBL Pyrola americana American Wintergreen FACU Polygala ambigua Alternate Milkwort FACU Potamogeton oakesianus Oakes' Pondweed OBL Pyrola asarifolia Pink Wintergreen FAC Polygala balduinii Baldwin's Milkwort OBL Potamogeton oblongus Cinnamon-Spot Pondweed OBL Pyrola chlorantha Green-Flower Wintergreen UPL Polygala brevifolia Little-Leaf Milkwort FACW Potamogeton perfoliatus Clasping-Leaf Pondweed OBL Pyrola elliptica Shinleaf UPL Polygala chapmanii Chapman's Milkwort OBL Potamogeton pulcher Spotted Pondweed OBL Pyrrocoma lanceolata Lance-Leaf Goldenweed FAC Polygala crenata Scalloped Milkwort FACW Potamogeton pusillus Small Pondweed OBL Pyrularia pubera Buffalo-Nut FACU Polygala cruciata Drumheads OBL Potamogeton richardsonii Red-Head Pondweed OBL Pyxidanthera barbulata Flowering Pixie-Moss FAC Quadrella jamaicensis Jamaican Capertree FAC Rhexia mariana Maryland Meadow-Beauty FACW Rhynchospora pallida Pale Beak Sedge OBL Quercus X beadlei FACW Rhexia nashii Maid Marian FACW Rhynchospora perplexa Pineland Beak Sedge OBL Quercus X macnabiana FACU Rhexia nuttallii Nuttall's Meadow-Beauty FACW Rhynchospora pineticola Pine-Barren Beak Sedge FAC Quercus alba Northern White Oak FACU Rhexia parviflora White Meadow-Beauty OBL Rhynchospora pleiantha Coastal Beak Sedge OBL Quercus bicolor Swamp White Oak FACW Rhexia petiolata Fringed Meadow-Beauty FACW Rhynchospora plumosa Plumed Beak Sedge FACW Quercus falcata Southern Red Oak FACU Rhexia salicifolia Panhandle Meadow-Beauty OBL Rhynchospora punctata Dotted Beak Sedge OBL Quercus hemisphaerica Darlington's Oak FACU Rhexia virginica Handsome-Harry FACW Rhynchospora pusilla Fairy Beak Sedge FACW Quercus imbricaria Shingle Oak FAC Rhizophora mangle Red Mangrove OBL Rhynchospora rariflora Few-Flower Beak Sedge OBL Quercus laurifolia Laurel Oak FACW Rhodiola rosea King's-Crown FACU Rhynchospora recognita Coarse Globe Beak Sedge FACW Quercus lyrata Overcup Oak OBL Rhododendron arborescens Smooth Azalea FACW Rhynchospora scirpoides Long-Beak Beak Sedge OBL Quercus macrocarpa Burr Oak FACU Rhododendron atlanticum Dwarf Azalea FAC Rhynchospora solitaria One-Spike Beak Sedge OBL Quercus michauxii Swamp Chestnut Oak FACW Rhododendron austrinum Orange Azalea FAC Rhynchospora stenophylla Coastal-Plain Beak Sedge OBL Quercus minima Dwarf Live Oak FAC Rhododendron canadense Rhodora FACW Rhynchospora torreyana Torrey's Beak Sedge OBL Quercus montana Chestnut Oak UPL Rhododendron canescens Mountain Azalea FACW Rhynchospora tracyi Tracy's Beak Sedge OBL Quercus muehlenbergii Chinkapin Oak UPL Rhododendron catawbiense Catawba Rosebay FACU Rhynchospora wrightiana Wright's Beak Sedge OBL Quercus nigra Water Oak FAC Rhododendron chapmanii Chapman's Rhododendron FACW Ribes americanum Wild Black Currant FACW Quercus oglethorpensis Oglethorpe Oak FAC Rhododendron maximum Great-Laurel FAC Ribes aureum Golden Currant FAC Quercus pagoda Cherry-Bark Oak FACW Rhododendron periclymenoides Pink Azalea FAC Ribes cynosbati Eastern Prickly Gooseberry FACU Quercus palustris Pin Oak FACW Rhododendron prinophyllum Early Azalea FAC Ribes echinellum Miccosukee Gooseberry FAC Quercus phellos Willow Oak FACW Rhododendron viscosum Clammy Azalea OBL Ribes glandulosum Skunk Currant FACW Quercus prinoides Dwarf Chinkapin Oak UPL Rhodomyrtus tomentosa Rose-Myrtle FAC Ribes hirtellum Hairy-Stem Gooseberry FAC Quercus rubra Northern Red Oak FACU Rhus aromatica Fragrant Sumac UPL Ribes triste Swamp Red Currant OBL Quercus shumardii Shumard's Oak FAC Rhus copallinum Winged Sumac UPL Ricinus communis Castor-Bean FACU Quercus similis Bottom-Land Post Oak FACW Rhynchospora alba White Beak Sedge OBL Rivina humilis Rougeplant UPL Quercus stellata Post Oak UPL Rhynchospora baldwinii Baldwin's Beak Sedge FACW Robinia pseudoacacia Black Locust UPL Quercus texana Texas Red Oak FACW Rhynchospora brachychaeta West Indian Beak Sedge FACW Rorippa X prostrata FAC Quercus virginiana Live Oak FACU Rhynchospora caduca Angle-Stem Beak Sedge OBL Rorippa aquatica Lakecress OBL Quincula lobata Chinese-Lantern UPL Rhynchospora capillacea Needle Beak Sedge OBL Rorippa austriaca Austrian Yellowcress FAC Quisqualis indica Rangoon Creeper FACU Rhynchospora capitellata Brownish Beak Sedge OBL Rorippa curvipes Blunt-Leaf Yellowcress FACW Randia aculeata White Indigo-Berry FAC Rhynchospora careyana Broad-Fruit Horned Beak Sedge OBL Rorippa dubia FACW Ranunculus abortivus Kidney-Leaf Buttercup FACW Rhynchospora cephalantha Bunched Beak Sedge OBL Rorippa indica Variable-Leaf Yellowcress FACW Ranunculus acris Tall Buttercup FACW Rhynchospora chalarocephala Loose-Head Beak Sedge OBL Rorippa palustris Bog Yellowcress OBL Ranunculus allegheniensis Allegheny Mountain Buttercup FACU Rhynchospora chapmanii Chapman's Beak Sedge OBL Rorippa sessiliflora Stalkless Yellowcress OBL Ranunculus ambigens Water-Plantain Spearwort OBL Rhynchospora ciliaris Fringed Beak Sedge OBL Rorippa sinuata Spreading Yellowcress FACW Ranunculus arvensis Hungerweed FAC Rhynchospora colorata Narrow-Leaf Whitetop FACW Rorippa sylvestris Creeping Yellowcress OBL Ranunculus bulbosus St. Anthony's-Turnip FAC Rhynchospora compressa Flat-Fruit Beak Sedge OBL Rorippa teres Southern Marsh Yellowcress OBL Ranunculus fascicularis Early Buttercup FAC Rhynchospora corniculata Short-Bristle Horned Beak Sedge OBL Rosa arkansana Prairie Rose FACU Ranunculus flabellaris Greater Yellow Water Buttercup OBL Rhynchospora crinipes Mosquito Bead Sedge OBL Rosa blanda Smooth Rose FACU Ranunculus flammula Greater Creeping Spearwort FACW Rhynchospora curtissii Curtiss' Beak Sedge OBL Rosa bracteata Chickasaw Rose UPL Ranunculus harveyi Harvey's Buttercup FACU Rhynchospora debilis Savannah Beak Sedge OBL Rosa carolina Carolina Rose FACU Ranunculus hederaceus Ivy Water-Crowfoot OBL Rhynchospora decurrens Swamp-Forest Beak Sedge OBL Rosa micrantha Small-Flower Sweetbrier FACU Ranunculus hispidus Bristly Buttercup FAC Rhynchospora divergens Spreading Beak Sedge OBL Rosa multiflora Rambler Rose FACU Ranunculus laxicaulis Mississippi Buttercup OBL Rhynchospora elliottii Elliott's Beak Sedge FACW Rosa palustris Swamp Rose OBL Ranunculus longirostris Long-Beak Water-Crowfoot OBL Rhynchospora eximia Florida Beak Sedge OBL Rosa rubiginosa Sweetbrier UPL Ranunculus macranthus Large Buttercup FACW Rhynchospora fascicularis Fascicled Beak Sedge FACW Rosa rugosa Rugosa Rose FACU Ranunculus micranthus Rock Buttercup FACU Rhynchospora fernaldii Fernald's Beak Sedge FAC Rosa setigera Climbing Rose FACU Ranunculus muricatus Spiny-Fruit Buttercup FACW Rhynchospora filifolia Thread-Leaf Beak Sedge FACW Rosa virginiana Virginia Rose FAC Ranunculus parviflorus Small-Flower Buttercup FAC Rhynchospora floridensis Florida Whitetop FACW Rotala indica Indian Toothcup OBL Ranunculus pensylvanicus Pennsylvania Buttercup OBL Rhynchospora fusca Brown Beak Sedge OBL Rotala ramosior Lowland Toothcup OBL Ranunculus platensis Prairie Buttercup FAC Rhynchospora galeana Short-Bristle Beak Sedge OBL Rotala rotundifolia Round-Leaf Toothcup OBL Ranunculus pusillus Low Spearwort FACW Rhynchospora globularis Globe Beak Sedge FACW Rottboellia cochinchinensis Itch Grass FACU Ranunculus recurvatus Blisterwort FACW Rhynchospora glomerata Clustered Beak Sedge OBL Rousselia humilis Shineseed FACU Ranunculus repens Creeping Buttercup FAC Rhynchospora gracilenta Slender Beak Sedge OBL Roystonea elata Florida Royal Palm FACW Ranunculus sardous Hairy Buttercup FAC Rhynchospora grayi Gray's Beak Sedge UPL Rubus allegheniensis Allegheny Blackberry UPL Ranunculus sceleratus Cursed Buttercup OBL Rhynchospora harperi Harper's Beak Sedge OBL Rubus alumnus Oldfield Blackberry FACU Ranunculus trichophyllus Thread-Leaf Water-Crowfoot OBL Rhynchospora harveyi Harvey's Beak Sedge FACW Rubus apogaeus Falling Dewberry UPL Ranunculus trilobus Three-Lobe Buttercup FACW Rhynchospora indianolensis Indianola Beak Sedge FACW Rubus argutus Saw-Tooth Blackberry FAC Rayjacksonia phyllocephala Camphor Daisy FACU Rhynchospora inexpansa Nodding Beak Sedge FACW Rubus arizonensis Arizona Dewberry FACU Reimarochloa oligostachya Florida Reimar Grass OBL Rhynchospora inundata Narrow-Fruit Horned Beak Sedge OBL Rubus armeniacus Himalayan Blackberry UPL Remirea maritima Beachstar FACU Rhynchospora knieskernii Knieskern's Beak Sedge OBL Rubus arvensis Field Blackberry FAC Reynoutria X bohemica FACU Rhynchospora latifolia Sand-Swamp Whitetop FACW Rubus baileyanus Bailey's Dewberry FACU Reynoutria japonica Japanese-Knotweed UPL Rhynchospora leptocarpa Slender-Fruit Beak Sedge OBL Rubus bushii Bush's Blackberry FACW Reynoutria sachalinensis Giant-Knotweed UPL Rhynchospora macra Large Beak Sedge OBL Rubus cuneifolius Sand Blackberry FACU Rhabdadenia biflora Mangrovevine FACW Rhynchospora macrostachya Tall Horned Beak Sedge OBL Rubus dalibarda Robin-Run-Away FACW Rhamnus alnifolia Alder-Leaf Buckthorn FAC Rhynchospora megaplumosa Manatee Beak Sedge FACW Rubus flagellaris Whiplash Dewberry UPL Rhamnus cathartica European Buckthorn FACU Rhynchospora microcarpa Southern Beak Sedge OBL Rubus floricomus Many-Flower Blackberry FAC Rhamnus lanceolata Lance-Leaf Buckthorn FAC Rhynchospora microcephala Small-Head Beak Sedge FACW Rubus hispidus Bristly Dewberry FACW Rhapidophyllum hystrix Needle Palm FACW Rhynchospora miliacea Millet Beak Sedge OBL Rubus hypolasius Pineland Dewberry OBL Rhexia X brevibracteata FACW Rhynchospora mixta Mingled Beak Sedge OBL Rubus idaeus Common Red Raspberry FACU Rhexia alifanus Savannah Meadow-Beauty FACW Rhynchospora nitens Short-Beak Beak Sedge OBL Rubus laciniatus Cut-Leaf Blackberry UPL Rhexia aristosa Awn-Petal Meadow-Beauty OBL Rhynchospora nivea Showy Whitetop FACW Rubus lawrencei Adirondack Blackberry FAC Rhexia cubensis West Indian Meadow-Beauty FACW Rhynchospora odorata Fragrant Beak Sedge OBL Rubus longii Long's Blackberry FAC Rhexia lutea Yellow Meadow-Beauty FACW Rhynchospora oligantha Feather-Bristle Beak Sedge OBL Rubus missouricus Missouri Dewberry FACU Rubus oklahomus Oklahoma Blackberry FAC Sabatia quadrangula Four-Angle Rose-Gentian FACW Salvia occidentalis West Indian Sage FAC Rubus parviflorus Western Thimble-Berry FACU Sabatia stellaris Rose-of-Plymouth OBL Salvinia minima Water-Spangles OBL Rubus pensilvanicus Pennsylvania Blackberry FAC Saccharum alopecuroides Silver Plume Grass FAC Salvinia molesta Kariba-Weed OBL Rubus pergratus Upland Blackberry FACU Saccharum baldwinii Narrow Plume Grass OBL Sambucus nigra Black Elder FACW Rubus phoenicolasius Wine Raspberry FACU Saccharum brevibarbe Short-Beard Plume Grass FACW Sambucus racemosa Red Elder FACU Rubus plexus Tangled Dewberry OBL Saccharum giganteum Giant Plume Grass FACW Samolus ebracteatus Limewater Brookweed OBL Rubus probabilis Tree Blackberry FAC Saccharum officinarum Sugar-Cane FACU Samolus parviflorus OBL Rubus pubescens Dwarf Red Raspberry FACW Saccharum ravennae Ranenna Grass FAC Samolus valerandi Seaside Brookweed OBL Rubus semisetosus Swamp Blackberry FAC Saccharum spontaneum Wild Sugar-Cane FAC Sanguinaria canadensis Bloodroot UPL Rubus setosus Setose Blackberry FACW Sacciolepis indica Glenwood Grass FAC Sanguisorba canadensis Canadian Burnet FACW Rubus sons New Orleans Dewberry FAC Sacciolepis striata American Cupscale OBL Sanicula canadensis Canadian Black-Snakeroot FACU Rubus suus Branched Blackberry FAC Sacoila lanceolata Scarlet Beak Lady Orchid FAC Sanicula marilandica Maryland Black-Snakeroot FACU Rubus tardatus Wet-Thicket Dewberry FACU Sageretia minutiflora Small-Flower Mock Buckthorn FAC Sanicula odorata Clustered Black-Snakeroot FACU Rubus trivialis Southern Dewberry FACU Sagina apetala Annual Pearlwort FAC Sapindus saponaria Wing-Leaf Soapberry FACU Rubus vigilis Missouri Blackberry FACW Sagina decumbens Trailing Pearlwort FACU Saponaria officinalis Bouncing-Bett FACU Rudbeckia auriculata Eared Coneflower FACW Sagina procumbens Bird-Eye Pearlwort FACW Sarcocornia ambigua Chickenclaws OBL Rudbeckia fulgida Orange Coneflower FAC Sagittaria ambigua Kansas Arrowhead OBL Sarcocornia utahensis Utah Swampfire OBL Rudbeckia graminifolia Grass-Leaf Coneflower FACW Sagittaria australis Long-Beak Arrowhead OBL Sarracenia alabamensis Alabama Cranebrake Pitcherplant OBL Rudbeckia hirta Black-Eyed-Susan FACU Sagittaria brevirostra Short-Beak Arrowhead OBL Sarracenia alata Yellow-Trumpets OBL Rudbeckia laciniata Green-Head Coneflower FACW Sagittaria calycina Hooded Arrowhead OBL Sarracenia flava Yellow Pitcherplant OBL Rudbeckia maxima Great Coneflower FAC Sagittaria chapmanii Chapman's Arrowhead OBL Sarracenia leucophylla White-Top Pitcherplant OBL Rudbeckia missouriensis Missouri Orange Coneflower UPL Sagittaria cuneata Arum-Leaf Arrowhead OBL Sarracenia minor Hooded Pitcherplant OBL Rudbeckia mohrii Mohr's Coneflower OBL Sagittaria engelmanniana Engelmann's Arrowhead OBL Sarracenia oreophila Green Pitcherplant OBL Rudbeckia nitida Shiny Coneflower FACW Sagittaria filiformis Narrow-Leaf Arrowhead OBL Sarracenia psittacina Parrot Pitcherplant OBL Rudbeckia subtomentosa Sweet Coneflower FAC Sagittaria graminea Grass-Leaf Arrowhead OBL Sarracenia purpurea Purple Pitcherplant OBL Rudbeckia triloba Brown-Eyed-Susan FACU Sagittaria guayanensis Guayanese Arrowhead OBL Sarracenia rosea Rosy Pitcherplant OBL Ruellia blechum Yerba-de-Papagayo FACW Sagittaria isoetiformis Quillwort Arrowhead OBL Sarracenia rubra Sweet Pitcherplant OBL Ruellia caroliniensis Carolina Wild Petunia FACU Sagittaria kurziana Springtape OBL Sassafras albidum Sassafras FACU Ruellia humilis Fringe-Leaf Wild Petunia FACU Sagittaria lancifolia Bull-Tongue Arrowhead OBL Saururus cernuus Lizard's-Tail OBL Ruellia malacosperma Soft-Seed Wild Petunia FACU Sagittaria latifolia Duck-Potato OBL Scaevola plumieri Gullfeed FACU Ruellia noctiflora Night-Flowering Wild Petunia FACW Sagittaria longiloba Long-Barb Arrowhead OBL Scaevola sericea Half-Flower FACU Ruellia simplex Linear-Leaf Wild Petunia FAC Sagittaria macrocarpa OBL Sceptridium biternatum Sparse-Lobe Grape Fern FAC Ruellia strepens Limestone Wild Petunia FAC Sagittaria montevidensis Giant Arrowhead OBL Sceptridium dissectum Cut-Leaf Grape Fern FAC Rumex acetosa Garden Sorrel FACU Sagittaria papillosa Nipple-Bract Arrowhead OBL Sceptridium jenmanii Dixie Grape Fern FAC Rumex acetosella Common Sheep Sorrel FACU Sagittaria platyphylla Delta Arrowhead OBL Sceptridium multifidum Leathery Grape Fern FAC Rumex altissimus Pale Dock FACW Sagittaria rigida Sessile-Fruit Arrowhead OBL Sceptridium oneidense Blunt-Lobe Grape Fern FAC Rumex britannica Greater Water Dock OBL Sagittaria secundifolia Little River Arrowhead OBL Schedonorus arundinaceus Tall False Rye Grass FAC Rumex chrysocarpus Amamastla FACW Sagittaria spathulata Spoon-Shape Arrowhead OBL Schedonorus pratensis Meadow False Rye Grass FACU Rumex conglomeratus Sharp Dock FACW Sagittaria subulata Awl-Leaf Arrowhead OBL Schenkia spicata Mediterranean Schenkia FACW Rumex crispus Curly Dock FAC Sagittaria teres Slender Arrowhead OBL Scheuchzeria palustris Rannoch-Rush OBL Rumex floridanus Florida Dock FACW Sagittaria weatherbiana OBL Schinus molle Peruvian Peppertree FACU Rumex fueginus Tierra del Fuego Dock OBL Salicornia bigelovii Dwarf Saltwort OBL Schinus terebinthifolia Brazilian Peppertree FAC Rumex hastatulus Heart-Wing Sorrel FACU Salicornia depressa Woody Saltwort OBL Schizachne purpurascens False Melic Grass FACU Rumex maritimus Golden Dock FACW Salix X fragilis FAC Schizachyrium littorale Dune False Bluestem FAC Rumex obovatus Tropical Dock OBL Salix X glatfelteri FACW Schizachyrium maritimum Gulf False Bluestem FAC Rumex obtusifolius Bitter Dock FACW Salix X pendulina FACW Schizachyrium rhizomatum Florida False Bluestem FACW Rumex occidentalis Western Dock OBL Salix X sepulcralis FACW Schizachyrium scoparium Little False Bluestem FACU Rumex paraguayensis Paraguayan Dock FACW Salix alba White Willow FACW Schizaea pusilla Little Curly-Grass Fern OBL Rumex persicarioides Coastal Dock FACW Salix amygdaloides Peach-Leaf Willow FACW Schoenolirion albiflorum White Sunnybell OBL Rumex pulcher Fiddle Dock FACW Salix atrocinerea Smooth-Twig Gray Willow FACW Schoenolirion croceum Yellow Sunnybell OBL Rumex spiralis Winged Dock FACW Salix babylonica Chinese Willow FACW Schoenolirion wrightii Texas Sunnybell OBL Rumex stenophyllus Narrow-Leaf Dock FACW Salix bebbiana Gray Willow FACW Schoenoplectus acutus Hard-Stem Club-Rush OBL Rumex triangulivalvis Triangular-Valved Dock FACW Salix caprea Goat Willow OBL Schoenoplectus americanus Chairmaker's Club-Rush OBL Rumex venosus Veiny Dock FAC Salix caroliniana Carolina Willow OBL Schoenoplectus californicus California Club-Rush OBL Rumex verticillatus Swamp Dock FACW Salix cinerea Large Gray Willow FACW Schoenoplectus deltarum Delta Club-Rush FACW Ruppia cirrhosa Spiral Ditch-Grass OBL Salix discolor Pussy Willow FACW Schoenoplectus erectus Sharp-Scale Club-Rush OBL Ruppia maritima Beaked Ditch-Grass OBL Salix elaeagnos Elaeagnus Willow FAC Schoenoplectus etuberculatus Canby's Club-Rush OBL Sabal minor Dwarf Palmetto FACW Salix eriocephala Missouri Willow FACW Schoenoplectus fluviatilis River Club-Rush OBL Sabal palmetto Cabbage Palmetto FAC Salix floridana Florida Willow FACW Schoenoplectus glaucus Tuberous Club-Rush OBL Sabatia angularis Rose-Pink FACW Salix humilis Prairie Willow FACU Schoenoplectus hallii Hall's Club-Rush OBL Sabatia arenicola Sand Rose-Gentian FACW Salix interior Sandbar Willow OBL Schoenoplectus heterochaetus Pale Great Club-Rush OBL Sabatia bartramii Bartram's Rose-Gentian OBL Salix lucida Shining Willow FACW Schoenoplectus lacustris Common Club-Rush OBL Sabatia brachiata Narrow-Leaf Rose-Gentian FAC Salix myricoides Bayberry Willow FACW Schoenoplectus maritimus Saltmarsh Club-Rush OBL Sabatia brevifolia Short-Leaf Rose-Gentian FACW Salix nigra Black Willow OBL Schoenoplectus mucronatus Bog Club-Rush OBL Sabatia calycina Coastal Rose-Gentian OBL Salix petiolaris Meadow Willow FACW Schoenoplectus novae-angliae New England Club-Rush OBL Sabatia campanulata Slender Rose-Gentian FACW Salix purpurea Purple Willow FACW Schoenoplectus pungens Three-Square OBL Sabatia campestris Texas-Star FACU Salix sericea Silky Willow OBL Schoenoplectus purshianus Weak-Stalk Club-Rush OBL Sabatia difformis Lance-Leaf Rose-Gentian OBL Salix thurberi FAC Schoenoplectus robustus Seaside Club-Rush OBL Sabatia dodecandra Marsh Rose-Gentian OBL Salix triandra Almond-Leaf Willow OBL Schoenoplectus saximontanus Rocky Mountain Club-Rush OBL Sabatia gentianoides Pinewoods Rose-Gentian OBL Salix viminalis Basket Willow FACW Schoenoplectus smithii Smith's Club-Rush OBL Sabatia grandiflora Large-Flower Rose-Gentian FACW Salsola kali Russian-Thistle FACU Schoenoplectus subterminalis Swaying Club-Rush OBL Sabatia kennedyana Plymouth Rose-Gentian OBL Salsola tragus Prickly Russian-Thistle FACU Schoenoplectus tabernaemontani Soft-Stem Club-Rush OBL Sabatia macrophylla Large-Leaf Rose-Gentian FACW Salvia lyrata Lyre-Leaf Sage FACU Schoenoplectus torreyi Torrey's Club-Rush OBL Schoenus nigricans Black Bog-Rush OBL Sesbania grandiflora Vegetable-Hummingbird FACU Solanum douglasii Green-Spot Nightshade FACU Schwalbea americana Chaffseed FAC Sesbania herbacea Peatree FACW Solanum dulcamara Climbing Nightshade FAC Scilla luciliae Boissier's Glory-of-the-Snow FAC Sesbania punicea Purple River-Hemp FAC Solanum erianthum Potato-Tree FAC Scirpoides holoschoenus Round-Head Club-Rush OBL Sesbania sericea Papagayo FAC Solanum jamaicense Jamaican Nightshade FACU Scirpus atrovirens Dark-Green Bulrush OBL Sesbania vesicaria Bagpod FAC Solanum nigrum European Black Nightshade FACU Scirpus cyperinus Cottongrass Bulrush OBL Sesuvium maritimum Slender Sea-Purslane FACW Solanum pseudogracile Glowing Nightshade FACU Scirpus divaricatus Spreading Bulrush OBL Sesuvium portulacastrum Shoreline Sea-Purslane FACW Solanum ptychanthum Eastern Black Nightshade FACU Scirpus expansus Woodland Bulrush OBL Sesuvium trianthemoides Texas Sea-Purslane OBL Solanum torvum Turkey-Berry FACU Scirpus flaccidifolius Reclining Bulrush OBL Sesuvium verrucosum Verrucose Sea-Purslane FACW Solenostemon scutellarioides Painted-Nettle FACU Scirpus georgianus Georgia Bulrush OBL Setaria X ambigua FAC Solidago X asperula FACU Scirpus hattorianus Mosquito Bulrush OBL Setaria adhaerens Adherent Bristle Grass UPL Solidago altissima Tall Goldenrod FACU Scirpus longii Long's Bulrush OBL Setaria faberi Japanese Bristle Grass UPL Solidago arguta Atlantic Goldenrod UPL Scirpus microcarpus Red-Tinge Bulrush OBL Setaria italica Italian Bristle Grass FACU Solidago caesia Wreath Goldenrod FACU Scirpus pallidus Pale Bulrush OBL Setaria macrosperma Coral Bristle Grass FAC Solidago canadensis Canadian Goldenrod FACU Scirpus pedicellatus Stalked Bulrush OBL Setaria magna Giant Bristle Grass FACW Solidago curtisii Curtis' Goldenrod FACU Scirpus pendulus Rufous Bulrush OBL Setaria palmifolia Palm Grass FAC Solidago fistulosa Pine-Barren Goldenrod FAC Scirpus polyphyllus Leafy Bulrush OBL Setaria parviflora Marsh Bristle Grass FACW Solidago flexicaulis Zigzag Goldenrod FACU Scleranthus annuus Annual Knawel FACU Setaria pumila Yellow Bristle Grass FAC Solidago gigantea Late Goldenrod FACW Scleria baldwinii Baldwin's Nut-Rush FACW Setaria sphacelata African Bristle Grass FAC Solidago gracillima Virginia Goldenrod OBL Scleria brittonii Britton's Nut-Rush FACW Setaria verticillata Rough Bristle Grass FAC Solidago latissimifolia Elliott's Goldenrod OBL Scleria ciliata Fringed Nut-Rush FAC Setaria verticilliformis Foreward-Barb Bristle Grass FAC Solidago leavenworthii Leavenworth's Goldenrod FAC Scleria distans River-Swamp Nut-Rush OBL Seymeria cassioides Yaupon Black-Senna FAC Solidago patula Round-Leaf Goldenrod OBL Scleria georgiana Slender-Fruit Nut-Rush FACW Sibbaldia tridentata Shrubby-Fivefingers FACU Solidago puberula Downy Goldenrod FACU Scleria lacustris Deep-Root Nut-Rush FACW Sicyos angulatus One-Seed Burr-Cucumber FACW Solidago riddellii Riddell's Goldenrod OBL Scleria lithosperma Florida Keys Nut-Rush FAC Sida acuta Common-Wireweed UPL Solidago rigida Hard-Leaf Flat-Top-Goldenrod FACU Scleria minor Slender Nut-Rush FACW Sida hermaphrodita Virginia Fanpetals UPL Solidago rugosa Wrinkle-Leaf Goldenrod FAC Scleria muehlenbergii Muehlenberg's Nut-Rush OBL Sida rhombifolia Cuban-Jute FACU Solidago sempervirens Seaside Goldenrod FACW Scleria oligantha Little-Head Nut-Rush FAC Sida spinosa Prickly Fanpetals FACU Solidago simplex Mt. Albert Goldenrod FACU Scleria pauciflora Few-Flower Nut-Rush FAC Sidalcea neomexicana Rocky Mountain Checkerbloom FACW Solidago stricta Wand Goldenrod OBL Scleria reticularis Netted Nut-Rush FACW Sideroxylon celastrinum Saffron-Plum FAC Solidago uliginosa Bog Goldenrod OBL Scleria triglomerata Whip Nut-Rush FACW Sideroxylon lanuginosum Gum Bully FACU Solidago verna Spring-Flowering Goldenrod OBL Scleria verticillata Low Nut-Rush OBL Sideroxylon lycioides Buckthorn Bully FAC Soliva sessilis Lawn Burrweed FACU Sclerolepis uniflora Pink Bogbutton OBL Sideroxylon reclinatum Florida Bully FAC Sonchus arvensis Field Sow-Thistle UPL Scoparia dulcis Licorice-Weed FAC Silene flos-cuculi Ragged-Robin FACU Sonchus asper Spiny-Leaf Sow-Thistle FACU Scorzoneroides autumnalis August-Flower FAC Silene nivea Snowy Catchfly FAC Sonchus oleraceus Common Sow-Thistle FACU Scrophularia lanceolata Lance-Leaf Figwort FAC Silphium integrifolium Entire-Leaf Rosinweed FAC Sophora tomentosa Yellow Necklacepod FAC Scrophularia marilandica Carpenter's-Square FACU Silphium perfoliatum Cup-Plant FAC Sophronanthe hispida Rough False Hedge-Nettle FAC Scutellaria arenicola Florida Scrub Skullcap FAC Silphium terebinthinaceum Prairie Rosinweed FACU Sophronanthe pilosa Shaggy False Hedge-Nettle FACW Scutellaria cardiophylla Gulf Skullcap FAC Sinapis alba White-Mustard FAC Sorbus americana American Mountain-Ash FACU Scutellaria floridana Florida Skullcap OBL Sisymbrium altissimum Tall Hedge-Mustard FACU Sorghastrum nutans Yellow Indian Grass FACU Scutellaria galericulata Hooded Skullcap OBL Sisyrinchium albidum White Blue-Eyed-Grass FAC Sorghastrum secundum Lopsided Indian Grass FACU Scutellaria integrifolia Helmet-Flower FAC Sisyrinchium angustifolium Narrow-Leaf Blue-Eyed-Grass FACW Sorghum bicolor Broom-Corn FACU Scutellaria lateriflora Mad Dog Skullcap OBL Sisyrinchium atlanticum Eastern Blue-Eyed-Grass FACW Sorghum halepense Johnson Grass FACU Scutellaria nervosa Veiny Skullcap FAC Sisyrinchium biforme Wiry Blue-Eyed-Grass FAC Sparganium americanum American Burr-Reed OBL Scutellaria ocmulgee Ocmulgee Skullcap FACW Sisyrinchium capillare Needle Blue-Eyed-Grass FACW Sparganium androcladum Branched Burr-Reed OBL Scutellaria ovata Heart-Leaf Skullcap UPL Sisyrinchium fuscatum Coastal-Plain Blue-Eyed-Grass UPL Sparganium eurycarpum Broad-Fruit Burr-Reed OBL Scutellaria parvula Small Skullcap FACU Sisyrinchium minus Dwarf Blue-Eyed-Grass FACU Sparganium fluctuans Floating Burr-Reed OBL Scutellaria racemosa South American Skullcap FACW Sisyrinchium mucronatum Needle-Tip Blue-Eyed-Grass FACW Spartina X caespitosa OBL Scutellaria thieretii Thieret's Skullcap FACW Sisyrinchium nashii Nash's Blue-Eyed-Grass FAC Spartina alterniflora Saltwater Cord Grass OBL Sedum pulchellum Widow's-Cross UPL Sisyrinchium rosulatum Annual Blue-Eyed-Grass FAC Spartina bakeri Bunch Cord Grass FACW Sedum pusillum Granite Stonecrop FAC Sisyrinchium sagittiferum Spear-Bract Blue-Eyed-Grass FAC Spartina cynosuroides Big Cord Grass OBL Sedum ternatum Woodland Stonecrop FACU Sium carsonii Carson's Water-Parsnip OBL Spartina densiflora Dense-Flower Cord Grass OBL Selaginella apoda Meadow Spike-Moss FACW Sium suave Hemlock Water-Parsnip OBL Spartina patens Salt-Meadow Cord Grass FACW Selaginella eclipes Hidden Spike-Moss FACW Smilax auriculata Ear-Leaf Greenbrier FACU Spartina pectinata Freshwater Cord Grass OBL Selaginella kraussiana Krauss' Spike-Moss FACW Smilax bona-nox Fringed Greenbrier FAC Spartina spartinae Gulf Cord Grass OBL Selaginella ludoviciana Gulf Spike-Moss FACW Smilax coriacea Everglades Greenbrier FAC Spathodea campanulata African-Tuliptree FACU Selaginella uncinata Blue Spike-Moss OBL Smilax glauca Sawbrier FAC Spathoglottis plicata Philippine Ground Orchid UPL Selaginella willdenowii Willdenow's Spike-Moss FAC Smilax herbacea Smooth Carrion-Flower FAC Spergularia echinosperma Bristle-Seed Sandspurry OBL Selenia grandis Large Selenia FACW Smilax hispida Chinaroot FAC Spergularia marina Saltmarsh Sandspurry OBL Senecio hieraciifolius American Burnweed FAC Smilax laurifolia Laurel-Leaf Greenbrier FACW Spergularia media Satin-Flower FACW Senecio suaveolens False Indian-Plantain FACW Smilax pseudochina Bamboovine FAC Spergularia platensis La Plata Sandspurry FACW Senecio sylvaticus Woodland Ragwort UPL Smilax pulverulenta Downy Carrion-Flower FAC Spergularia rubra Ruby Sandspurry UPL Senecio vulgaris Old-Man-in-the-Spring UPL Smilax pumila Sarsparilla-Vine UPL Spermacoce glabra Smooth False Buttonweed FACW Senna alata Emperor's-Candlesticks FACU Smilax rotundifolia Horsebrier FAC Spermacoce prostrata Prostrate False Buttonweed FACW Senna hebecarpa American Wild Sensitive-Plant FAC Smilax smallii Lance-Leaf Greenbrier FACU Spermacoce remota Woodland False Buttonweed UPL Senna marilandica Maryland Wild Sensitive-Plant FAC Smilax walteri Coral Greenbrier OBL Spermacoce tenuior Slender False Buttonweed FACU Senna mexicana Mexican Wild Sensitive-Plant FAC Solandra grandiflora Showy Chalicevine FACU Spermolepis divaricata Rough-Fruit Scaleseed FAC Senna obtusifolia Coffeeweed FACU Solanum americanum American Black Nightshade FACU Spermolepis echinata Bristly-Fruit Scaleseed FACU Senna occidentalis Septicweed FAC Solanum bahamense Bahama Nightshade FAC Sphagneticola trilobata Bay Biscayne Creeping-Oxeye FAC Senna pendula Valamuerto FAC Solanum campechiense Red-Berry Nightshade FACU Sphenoclea zeylanica Chickenspike FACW Senna surattensis Glossy-Shower FAC Solanum capsicoides Cockroach-Berry FACU Sphenopholis X pallens FACW Serenoa repens Saw-Palmetto FACU Solanum carolinense Carolina Horse-Nettle FACU Sphenopholis filiformis Long-Leaf Wedgescale FACU Sesbania drummondii Poison-Bean FACW Solanum donianum Mullein Nightshade FAC Sphenopholis intermedia Slender Wedgescale FAC Sphenopholis nitida Shiny Wedgescale UPL Stenandrium dulce Sweet Shaggytuft OBL Tauschia texana Texas Umbrella-Wort FACW Sphenopholis obtusata Prairie Wedgescale FAC Stenanthium densum Osceola's-Plume FACW Taxodium ascendens Pond-Cypress OBL Sphenopholis pensylvanica Swamp Wedgescale OBL Stenanthium gramineum Eastern Featherbells FAC Taxodium distichum Southern Bald-Cypress OBL Spigelia loganioides Florida Pinkroot FACW Stenanthium leimanthoides Pine-Barren Featherbells FACW Taxus canadensis American Yew FAC Spinulum annotinum Interrupted Club-Moss FAC Stenotaphrum secundatum St. Augustine Grass FAC Tecoma stans Yellow Trumpetbush UPL Spiraea alba White Meadowsweet FACW Stictocardia tiliifolia Spottedheart FACU Tectaria X amesiana OBL Spiraea betulifolia Shiny-Leaf Meadowsweet FAC Stillingia aquatica Water Toothleaf OBL Tectaria coriandrifolia Hattie Bauer's Halberd Fern OBL Spiraea douglasii Douglas' Meadowsweet FAC Stokesia laevis Stokes'-Aster FAC Tectaria fimbriata Fringed Halberd Fern FACW Spiraea japonica Japanese Meadowsweet FACU Strophostyles helvola Trailing Fuzzy-Bean FAC Tectaria heracleifolia Broad Halberd Fern FACU Spiraea latifolia Broad-Leaf Meadowsweet FACW Strophostyles umbellata Pink Fuzzy-Bean FAC Tectaria incisa Incised Halberd Fern FACW Spiraea salicifolia Willow-Leaf Meadowsweet FACW Strumpfia maritima Pride-of-Big-Pine FAC Tephrosia hispidula Sprawling Hoary-Pea FACU Spiraea tomentosa Steeplebush FACW Stuckenia filiformis Slender-Leaf False Pondweed OBL Terminalia catappa Tropical-Almond UPL Spiraea virginiana Virginia Meadowsweet FACW Stuckenia pectinata Sago False Pondweed OBL Tetrazygia bicolor Florida Clover-Ash FAC Spiranthes X folsomii FAC Stuckenia striata Striped False Pondweed OBL Teucrium canadense American Germander FACW Spiranthes X itchetuckneensis FAC Stylisma aquatica Water Dawnflower FACW Teucrium cubense Small Coastal Germander FACW Spiranthes X meridionalis FAC Stylisma pickeringii Pickering's Dawnflower FAC Thalassia testudinum Turtle-Grass OBL Spiranthes brevilabris Texas Ladies'-Tresses FACW Styrax americanus American Snowbell FACW Thalia dealbata Powdery Alligator-Flag OBL Spiranthes cernua White Nodding Ladies'-Tresses FACW Styrax grandifolius Big-Leaf Snowbell FACU Thalia geniculata Bent Alligator-Flag OBL Spiranthes eatonii Eaton's Ladies'-Tresses FACU Suaeda calceoliformis Paiuteweed FACW Thalictrum clavatum Mountain Meadow-Rue FACW Spiranthes floridana Florida Ladies'-Tresses FACW Suaeda conferta Beach Seepweed OBL Thalictrum cooleyi Cooley's Meadow-Rue FACW Spiranthes lacera Northern Slender Ladies'-Tresses FAC Suaeda linearis Annual Seepweed OBL Thalictrum coriaceum Maid-of-the-Mist FACU Spiranthes laciniata Lace-Lip Ladies'-Tresses FACW Suaeda maritima Herbaceous Seepweed OBL Thalictrum dasycarpum Purple Meadow-Rue FAC Spiranthes longilabris Giant-Spiral Ladies'-Tresses FACW Suaeda nigra Shrubby Seepweed OBL Thalictrum debile Southern Meadow-Rue FAC Spiranthes lucida Shining Ladies'-Tresses FACW Suriana maritima Bay-Cedar FAC Thalictrum dioicum Early Meadow-Rue FAC Spiranthes magnicamporum Great Plains Ladies'-Tresses FACU Swietenia mahagoni West Indian Mahogany UPL Thalictrum macrostylum Small-Leaf Meadow-Rue FACW Spiranthes odorata Marsh Ladies'-Tresses OBL Symphoricarpos albus Common Snowberry FACU Thalictrum mirabile Little Mountain Meadow-Rue OBL Spiranthes ovalis October Ladies'-Tresses FAC Symphoricarpos occidentalis Western Snowberry FAC Thalictrum pubescens King-of-the-Meadow FACW Spiranthes praecox Green-Vein Ladies'-Tresses FACW Symphoricarpos orbiculatus Coral-Berry FACU Thalictrum revolutum Waxy-Leaf Meadow-Rue FAC Spiranthes torta Southern Ladies'-Tresses FACU Symphyotrichum adnatum Scale-Leaf American-Aster FACW Thalictrum thalictroides Rue-Anemone FACU Spiranthes tuberosa Little Ladies'-Tresses FACU Symphyotrichum bahamense Island American-Aster OBL Thaspium barbinode Hairy-Joint Meadow-Parsnip UPL Spiranthes vernalis Spring Ladies'-Tresses FACW Symphyotrichum chapmanii Savannah American-Aster OBL Thelypteris kunthii Kunth's Maiden Fern FACW Spirodela polyrhiza Common Duckmeat OBL Symphyotrichum divaricatum Lawn American-Aster OBL Thelypteris opulenta Jeweled Maiden Fern FACW Sporobolus airoides Alkali-Sacaton FAC Symphyotrichum dumosum Rice Button American-Aster FAC Thelypteris ovata Ovate Marsh Fern FACW Sporobolus cryptandrus Sand Dropseed UPL Symphyotrichum elliottii Marsh American-Aster OBL Thelypteris palustris Eastern Marsh Fern OBL Sporobolus curtissii Pineland Dropseed FACU Symphyotrichum ericoides White Heath American-Aster UPL Thelypteris patens Grid-Scale Maiden Fern FACU Sporobolus diandrus Tussock Dropseed UPL Symphyotrichum eulae Eula's American-Aster FAC Thelypteris resinifera Resinous Maiden Fern FACW Sporobolus domingensis Coral Dropseed FACU Symphyotrichum expansum Desert American-Aster OBL Thelypteris reticulata Lattice-Vein Fern FACW Sporobolus flexuosus Mesa Dropseed FAC Symphyotrichum falcatum Rough White Prairie American-Aster FAC Thelypteris sancta Caribbean Maiden Fern FAC Sporobolus floridanus Florida Dropseed FACW Symphyotrichum kralii Simmonds' American-Aster FAC Thelypteris sclerophylla Stiff Maiden Fern UPL Sporobolus giganteus Giant Dropseed UPL Symphyotrichum laeve Smooth Blue American-Aster UPL Thelypteris serrata Toothed Lattice-Vein Fern FACW Sporobolus heterolepis Prairie Dropseed UPL Symphyotrichum lanceolatum White Panicled American-Aster FACW Thespesia populnea Portia-Tree FAC Sporobolus indicus Smut Grass FACU Symphyotrichum lateriflorum Farewell-Summer FAC Thevetia peruviana Luckynut UPL Sporobolus neglectus Small Dropseed UPL Symphyotrichum novae-angliae New England American-Aster FACW Thinopyrum pycnanthum Tick Quack Grass FACW Sporobolus pinetorum Carolina Dropseed FACW Symphyotrichum novi-belgii New Belgium American-Aster OBL Thlaspi arvense Field Pennycress UPL Sporobolus pyramidatus Target Dropseed FAC Symphyotrichum ontarionis Ontario American-Aster FAC Thrinax radiata Florida Thatch Palm FAC Sporobolus teretifolius Wire-Leaf Dropseed FACW Symphyotrichum pilosum White Oldfield American-Aster FAC Thuja occidentalis Eastern Arborvitae FACW Sporobolus texanus Texas Dropseed FAC Symphyotrichum praealtum Willow-Leaf American-Aster FACW Thunbergia alata Black-Eyed-Susan-Vine UPL Sporobolus virginicus Seashore Dropseed FACW Symphyotrichum prenanthoides Crooked-Stem American-Aster FAC Thunbergia erecta Bush Clockvine FAC Sporobolus wrightii Wright's Dropseed FAC Symphyotrichum puniceum Purple-Stem American-Aster OBL Thunbergia grandiflora Bengal-Trumpet UPL Stachydeoma graveolens Mock Pennyroyal FACW Symphyotrichum racemosum Fragile-Stem American-Aster FACW Thyrsanthella difformis Climbing-Dogbane FACW Stachys aspera Gritty Hedge-Nettle FAC Symphyotrichum squamatum OBL Tiarella cordifolia Heart-Leaf Foamflower FAC Stachys clingmanii Clingman's Hedge-Nettle UPL Symphyotrichum subulatum Seaside American-Aster OBL Tiedemannia canbyi OBL Stachys cordata Heart-Leaf Hedge-Nettle FAC Symphyotrichum tenuifolium Perennial Saltmarsh American-Aster Tiedemannia filiformis OBL Stachys crenata Mouse's-Ear FACU OBL Tilia americana American Basswood FACU Stachys eplingii Epling's Hedge-Nettle FAC Symphyotrichum walteri Walter's American-Aster FAC Tillandsia usneoides Spanish-Moss FAC Stachys floridana Florida Hedge-Nettle FAC Symplocarpus foetidus Skunk-Cabbage OBL Tipularia discolor Crippled-Cranefly FACU Stachys hyssopifolia Hyssop-Leaf Hedge-Nettle OBL Symplocos tinctoria Horsesugar FAC Tithonia diversifolia Tree-Marigold FACU Stachys latidens Broad-Tooth Hedge-Nettle FAC Synandra hispidula Guyandotte-Beauty FACU Tofieldia glabra White Featherling FACW Stachys palustris Woundwort OBL Synedrella nodiflora Nodeweed FAC Torreyochloa pallida Pale False Manna Grass OBL Stachys pilosa Hairy Hedge-Nettle FACW Syngonanthus flavidulus Yellow-Hatpins FACW Toxicodendron pubescens Eastern Poison-Oak FACU Stachys tenuifolia Smooth Hedge-Nettle FACW Syringodium filiforme Manatee-Grass OBL Toxicodendron radicans Eastern Poison Ivy FAC Stachytarpheta cayennensis Cayenne Porterweed FACU Syzygium cumini Jambolan-Plum UPL Toxicodendron rydbergii Western Poison Ivy FAC Stachytarpheta jamaicensis Blueflower FACU Syzygium jambos Malabar-Plum FACU Toxicodendron vernix Poison-Sumac OBL Staphylea trifolia American Bladdernut FAC Tagetes lucida Mexican Tarragon FACU Tradescantia bracteata Long-Bract Spiderwort FAC Steinchisma hians Gaping Grass OBL Talipariti tiliaceum Hawaii Sea-Hibiscus FACU Tradescantia edwardsiana Plateau Spiderwort FAC Steinchisma laxum Lax Gaping Grass FACW Tamarix aphylla Athel Tamarisk FACW Tradescantia fluminensis Small-Leaf Wandering-Jew FAC Stellaria alsine Bog Chickweed OBL Tamarix chinensis Five-Stamen Tamarisk FACW Tradescantia occidentalis Prairie Spiderwort UPL Stellaria borealis Boreal Starwort FACW Tamarix gallica French Tamarisk FACW Tradescantia ohiensis Bluejacket FAC Stellaria cuspidata Mexican Starwort FAC Tamarix parviflora Small-Flower Tamarisk FACW Tradescantia spathacea Boat-Lily UPL Stellaria graminea Grass-Leaf Starwort FAC Tanacetum vulgare Common Tansy UPL Tradescantia virginiana Virginia Spiderwort FAC Stellaria longifolia Long-Leaf Starwort FACW Taraxacum officinale Common Dandelion FACU Tradescantia zebrina Inchplant UPL Stellaria media Common Chickweed FACU Tarenaya hassleriana Pinkqueen FACU Trapa natans Water-Chestnut OBL Stemodia durantifolia White-Woolly Twintip FACW Tarenaya spinosa Spiny Pinkqueen FACU Trautvetteria caroliniensis Carolina Tassel-Rue FACW Trema micrantha Jamaican Nettletree FAC Urtica chamaedryoides Heart-Leaf Nettle FAC Verbesina walteri Carolina Crownbeard FAC Trema orientalis Gunpowder-Tree FACU Urtica dioica Stinging Nettle FAC Vernonia angustifolia Tall Ironweed FACU Trepocarpus aethusae Whitenymph FACW Utricularia amethystina Florida Purple Bladderwort OBL Vernonia arkansana Arkansas Ironweed FAC Triadica sebifera Chinese Tallowtree FAC Utricularia cornuta Horned Bladderwort OBL Vernonia baldwinii Western Ironweed UPL Triantha racemosa Coastal False Asphodel OBL Utricularia floridana Florida Yellow Bladderwort OBL Vernonia blodgettii Florida Ironweed FACW Trianthema portulacastrum Desert Horse-Purslane FACW Utricularia foliosa Leafy Bladderwort OBL Vernonia fasciculata Prairie Ironweed FACW Tribulus cistoides Jamaican Feverplant FACU Utricularia geminiscapa Hidden-Fruit Bladderwort OBL Vernonia gigantea Giant Ironweed FAC Trichocoronis wrightii Limestone Bugheal FACW Utricularia gibba Humped Bladderwort OBL Vernonia lettermannii Narrow-Leaf Ironweed FACW Trichomanes membranaceum Scale-Edge Bristle Fern FACW Utricularia inflata Swollen Bladderwort OBL Vernonia missurica Missouri Ironweed FAC Trichostema dichotomum Forked Bluecurls UPL Utricularia intermedia Flat-Leaf Bladderwort OBL Vernonia noveboracensis New York Ironweed FACW Trichostigma octandrum Hoopvine FACU Utricularia juncea Southern Bladderwort OBL Vernonia texana Texas Ironweed FACU Tridax procumbens Coatbuttons FACU Utricularia macrorhiza Greater Bladderwort OBL Veronica americana American-Brooklime OBL Tridens albescens White Fluff Grass FAC Utricularia minor Lesser Bladderwort OBL Veronica anagallis-aquatica Blue Water Speedwell OBL Tridens ambiguus Pine-Barren Fluff Grass FACW Utricularia olivacea Piedmont Bladderwort OBL Veronica arvensis Corn Speedwell UPL Tridens flavus Tall Redtop FACU Utricularia purpurea Eastern Purple Bladderwort OBL Veronica beccabunga European Speedwell OBL Tridens muticus Awnless Fluff Grass FACW Utricularia radiata Little Floating Bladderwort OBL Veronica chamaedrys Germander Speedwell UPL Tridens strictus Long-Spike Fluff Grass FACW Utricularia resupinata Lavender Bladderwort OBL Veronica cymbalaria Glandular Speedwell FAC Trientalis borealis Maystar FAC Utricularia simulans Fringed Bladderwort OBL Veronica officinalis Common Gypsyweed FACU Trifolium depauperatum Balloon Sack Clover FAC Utricularia striata Striped Bladderwort OBL Veronica peregrina Neckweed FAC Trifolium dubium Suckling Clover FACU Utricularia subulata Zigzag Bladderwort OBL Veronica scutellata Grass-Leaf Speedwell OBL Trifolium fragiferum Strawberry-Head Clover FACU Uvularia floridana Florida Bellwort FACW Veronica serpyllifolia Thyme-Leaf Speedwell FAC Trifolium hybridum Alsike Clover FACU Uvularia perfoliata Perfoliate Bellwort FACU Veronicastrum virginicum Culver's-Root FACW Trifolium pratense Red Clover FACU Uvularia puberula Mountain Bellwort FAC Viburnum acerifolium Maple-Leaf Arrow-Wood FACU Trifolium repens White Clover FACU Uvularia sessilifolia Sessile-Leaf Bellwort FAC Viburnum dentatum Southern Arrow-Wood FAC Trifolium resupinatum Reversed Clover FACU Vaccaria hispanica Cowcockle FAC Viburnum lantanoides Hobblebush FAC Triglochin maritima Seaside Arrow-Grass OBL Vaccinium X marianum OBL Viburnum lentago Nanny-Berry FAC Triglochin striata Three-Rib Arrow-Grass OBL Vaccinium angustifolium Late Lowbush Blueberry FACU Viburnum nudum Possumhaw FACW Trillium cernuum Whip-Poor-Will-Flower FACW Vaccinium arboreum Tree Sparkle-Berry FACU Viburnum obovatum Small-Leaf Arrow-Wood FACW Trillium erectum Stinking-Benjamin FAC Vaccinium caesariense New Jersey Blueberry OBL Viburnum opulus Highbush-Cranberry FACW Trillium flexipes Nodding Trillium FAC Vaccinium corymbosum Highbush Blueberry FACW Viburnum prunifolium Smooth Blackhaw FACU Trillium pusillum Dwarf Trillium FACW Vaccinium crassifolium Creeping Blueberry FAC Viburnum recognitum Smooth Arrow-Wood FAC Trillium recurvatum Bloody-Butcher FACU Vaccinium darrowii Darrow's Blueberry FACU Viburnum rufidulum Rusty Blackhaw UPL Trillium sessile Toadshade UPL Vaccinium elliottii Elliott's Blueberry FACW Vicia acutifolia Four-Leaf Vetch FACW Trillium texanum Texas Trillium FACU Vaccinium formosum Southern Blueberry FAC Vicia americana American Purple Vetch FACU Triodanis perfoliata Clasping-Leaf Venus'-Looking-Glass Vaccinium fuscatum Black Blueberry FACW Vicia caroliniana Carolina Vetch FACU FACU Vaccinium macrocarpon Large Cranberry OBL Vicia floridana Florida Vetch FACW Triosteum angustifolium Yellow-Fruit Horse-Gentian UPL Vaccinium myrsinites Shiny Blueberry FACU Vicia ludoviciana Louisiana Vetch FACU Triphasia trifolia Limeberry FAC Vaccinium myrtilloides Velvet-Leaf Blueberry FAC Vicia minutiflora Pygmy-Flower Vetch FAC Triphora trianthophoros Threebirds FACU Vaccinium stamineum Deerberry FACU Vicia ocalensis Ocala Vetch OBL Tripleurospermum maritimum False Mayweed FAC Vaccinium tenellum Small Black Blueberry FACU Vicia sativa Garden Vetch FACU Tripsacum dactyloides Eastern Mock Grama FAC Vachellia farnesiana Mealy False Acacia FACU Vigna adenantha Wild Pea FACU Triumfetta rhomboidea Diamond Burrbark UPL Vachellia macracantha Porknut UPL Vigna luteola Wild Cow-Pea FACW Triumfetta semitriloba Sacramento Burrbark FACU Valeriana pauciflora Large-Flower Valerian FAC Viola X bernardii FACU Trollius laxus American Globeflower OBL Valeriana scandens Florida Valerian FAC Viola X dissita FAC Tropaeolum majus Garden-Nasturtium UPL Valerianella amarella Hairy Cornsalad FACU Viola X greenmanii FAC Tsuga canadensis Eastern Hemlock FACU Valerianella chenopodiifolia Goose-Foot Cornsalad FAC Viola X mistura FAC Turnera ulmifolia Ram-Goat-Dash-Along UPL Valerianella florifera Texas Cornsalad FAC Viola X napae FAC Tussilago farfara Colt's-Foot FACU Valerianella radiata Beaked Cornsalad FAC Viola X porteriana FACW Typha X glauca OBL Valerianella stenocarpa Narrow-Cell Cornsalad FACW Viola X viarum FACU Typha angustifolia Narrow-Leaf Cat-Tail OBL Valerianella umbilicata Navel Cornsalad FAC Viola affinis Sand Violet FACW Typha domingensis Southern Cat-Tail OBL Vallisneria americana American Eel-Grass OBL Viola bicolor Field Pansy FAC Typha latifolia Broad-Leaf Cat-Tail OBL Vandenboschia boschiana Appalachian Fern OBL Viola blanda Sweet White Violet FACW Ulex europaeus Common Gorse UPL Vanilla barbellata Wormvine Orchid FACU Viola brittoniana Northern Coastal Violet FAC Ulmus alata Winged Elm FACU Veratrum latifolium Slender Bunchflower FACU Viola canadensis Canadian White Violet FAC Ulmus americana American Elm FAC Veratrum virginicum Virginia Bunchflower OBL Viola cucullata Marsh Blue Violet OBL Ulmus crassifolia Cedar Elm FAC Veratrum viride American False Hellebore FAC Viola hastata Halberd-Leaf Yellow Violet FACU Ulmus glabra Wych Elm UPL Verbascum blattaria White Moth Mullein FACU Viola hirsutula Southern Woodland Violet FACU Ulmus parvifolia Chinese Elm FACU Verbascum thapsus Great Mullein FACU Viola labradorica Alpine Violet FAC Ulmus pumila Siberian Elm FACU Verbena X engelmannii FAC Viola lanceolata Bog White Violet OBL Ulmus rubra Slippery Elm FAC Verbena bonariensis Purple-Top Vervain FAC Viola langloisii Langlois' Violet FACW Ulmus serotina September Elm UPL Verbena bracteata Carpet Vervain FACU Viola macloskeyi Smooth White Violet FACW Ulmus thomasii Rock Elm FAC Verbena hastata Simpler's-Joy FAC Viola missouriensis Missouri Violet FAC Uniola paniculata Sea-Oats FACU Verbena incompta Brazilian Vervain FACW Viola nephrophylla Northern Bog Violet FACW Urena lobata Caesarweed FAC Verbena officinalis Herb-of-the-Cross FACU Viola palmata Three-Lobe Violet FACU Urochloa arrecta African Liverseed Grass FAC Verbena runyonii Rio Grande Vervain FACW Viola pedata Bird-Foot Violet FACU Urochloa distachya Tropical Liverseed Grass UPL Verbena scabra Sandpaper Vervain FACW Viola pedatifida Crow-Foot Violet FACU Urochloa fusca Brown-Top Liverseed Grass FACU Verbena urticifolia White Vervain FAC Viola primulifolia Primroseleaf Violet FACW Urochloa mutica Para Liverseed Grass FACW Verbesina alternifolia Wingstem FAC Viola pubescens Downy Yellow Violet FACU Urochloa panicoides Panic Liverseed Grass FACU Verbesina chapmanii Chapman's Crownbeard FACW Viola rostrata Long-Spur Violet FACU Urochloa plantaginea Plantain Liverseed Grass FAC Verbesina encelioides Golden Crownbeard FAC Viola rotundifolia Round-Leaf Yellow Violet FAC Urochloa platyphylla Broad-Leaf Liverseed Grass FAC Verbesina heterophylla Diverse-Leaf Crownbeard FACW Viola sagittata Arrow-Leaf Violet FACW Urochloa ramosa Dixie Liverseed Grass FACU Verbesina occidentalis Yellow Crownbeard FACU Viola septemloba Southern Coastal Violet FAC Urochloa reptans Sprawling Liverseed Grass UPL Verbesina virginica White Crownbeard FACU Viola septentrionalis Northern Woodland Violet FACU Viola sororia Hooded Blue Violet FAC Zenobia pulverulenta Honeycup OBL Acadian Quillwort Isoetes acadiensis OBL Viola striata Striped Cream Violet FACW Zephyranthes atamasca Atamasco-Lily FACW Acid-Swamp Yellow-Eyed-Grass Xyris serotina OBL Viola subsinuata Early Blue Violet FACU Zephyranthes pulchella Showy Zephyr-Lily FACW Adam-and-Eve Aplectrum hyemale FAC Viola villosa Carolina Violet FACU Zephyranthes refugiensis Refugio Zephyr-Lily FACW Adherent Bristle Grass Setaria adhaerens UPL Viola walteri Prostrate Blue Violet FACU Zephyranthes simpsonii Red-Margin Zephyr-Lily FAC Adirondack Blackberry Rubus lawrencei FAC Vitex negundo Five-Leaf Chastetree UPL Zephyranthes treatiae Pineland Zephyr-Lily FACW African Bristle Grass Setaria sphacelata FAC Vitex trifolia Three-Leaf Chastetree UPL Zeuxine strateumatica Soldier's Orchid FAC African Dayflower Commelina nigritana FACW Vitis X labruscana FACU Zigadenus glaberrimus Sandbog Deathcamas FACW African Liverseed Grass Urochloa arrecta FAC Vitis aestivalis Summer Grape FACU Zingiber zerumbet Shampoo Ginger FAC African-Tuliptree Spathodea campanulata FACU Vitis cinerea Gray-Bark Grape FAC Zizania aquatica Indian Wild Rice OBL Agueweed Gentianella quinquefolia FACW Vitis labrusca Fox Grape FAC Zizania palustris Northern Wild Rice OBL Akan Asante Helminthotheca echioides UPL Vitis palmata Catbird Grape FACW Zizaniopsis miliacea Marsh-Millet OBL Alabama Cranebrake Pitcherplant Sarracenia alabamensis OBL Vitis riparia River-Bank Grape FACW Zizia aptera Heart-Leaf Alexanders FAC Alabama Supplejack Berchemia scandens FAC Vitis rotundifolia Muscadine FAC Zizia aurea Golden Alexanders FAC Alabama Warbonnet Jamesianthus alabamensis OBL Vitis rupestris Rock Grape UPL Zizia trifoliata Meadow Alexanders FAC Alder-Leaf Buckthorn Rhamnus alnifolia FAC Vitis shuttleworthii Calloose Grape FAC Ziziphus mauritiana Indian Jujube FACU Aleutian Maidenhair Adiantum aleuticum FAC Vitis vulpina Frost Grape FAC Zostera marina Seawrack OBL Alexandrian-Laurel Calophyllum inophyllum UPL Vulpia bromoides Brome Six-Weeks Grass UPL Zoysia matrella Manila Temple Grass UPL Alfalfa Medicago sativa UPL Vulpia myuros Rat-Tail Six-Weeks Grass FACU Zoysia pacifica Pacific Temple Grass UPL Algal-Bulrush Eleocharis confervoides OBL Vulpia octoflora Eight-Flower Six-Weeks Grass FACU Alkali Buttercup Cyrtorhyncha cymbalaria OBL Waltheria indica Basora-Prieta UPL Alkali Muhly Muhlenbergia asperifolia FACW Washingtonia robusta Washington Fan Palm FAC Alkali Yellowtops Flaveria campestris FAC Wedelia fruticosa Coastal-Plain Creeping-Oxeye UPL Alkali-Sacaton Sporobolus airoides FAC Wisteria frutescens American Wisteria FACW Allegheny Blackberry Rubus allegheniensis UPL Wolffia borealis Northern Watermeal OBL Allegheny Brookfoam Boykinia aconitifolia FACW Wolffia brasiliensis Brazilian Watermeal OBL Allegheny Monkey-Flower Mimulus ringens OBL Wolffia columbiana Columbian Watermeal OBL Allegheny Mountain Buttercup Ranunculus allegheniensis FACU Wolffia globosa Asian Watermeal OBL Alligator-Lily Hymenocallis palmeri OBL Wolffiella gladiata Sword Bogmat OBL Alligator-Weed Alternanthera philoxeroides OBL Wolffiella lingulata Tongue-Shape Bogmat OBL Almond-Leaf Willow Salix triandra OBL Wolffiella oblonga Saber Bogmat OBL Aloe Yucca Yucca aloifolia UPL Woodwardia areolata Netted Chain Fern OBL Alpine Eared Rockcress Arabis alpina FAC Woodwardia radicans Rooting Chain Fern OBL Alpine Violet Viola labradorica FAC Woodwardia virginica Virginia Chain Fern OBL Alsike Clover Trifolium hybridum FACU Xanthisma spinulosum Lacy Sleepy Daisy FACU Alternate Milkwort Polygala ambigua FACU Xanthium spinosum Spiny Cockleburr FACU Alternate-Leaf Dogwood Cornus alternifolia FAC Xanthium strumarium Rough Cockleburr FAC Alternate-Leaf Flat Sedge Cyperus involucratus OBL Xanthorhiza simplicissima Shrub Yellowroot FACW Amamastla Rumex chrysocarpus FACW Xanthosoma sagittifolium Arrow-Leaf Elephant's-Ear FACW Amazon Viper Grass Dinebra panicoides FACW Ximenia americana Tallow-Wood FACU American Alumroot Heuchera americana FACU Xyris ambigua Coastal-Plain Yellow-Eyed-Grass OBL American Basswood Tilia americana FACU Xyris baldwiniana Baldwin's Yellow-Eyed-Grass OBL American Beach Grass Ammophila breviligulata UPL Xyris brevifolia Short-Leaf Yellow-Eyed-Grass OBL American Beauty-Berry Callicarpa americana FACU Xyris caroliniana Carolina Yellow-Eyed-Grass FACW American Beech Fagus grandifolia FACU Xyris chapmanii Chapman's Yellow-Eyed-Grass OBL American Bittercress Cardamine rotundifolia OBL Xyris difformis Bog Yellow-Eyed-Grass OBL American Bittersweet Celastrus scandens FACU Xyris drummondii Drummond's Yellow-Eyed-Grass OBL American Black Nightshade Solanum americanum FACU Xyris elliottii Elliott's Yellow-Eyed-Grass OBL American Bladdernut Staphylea trifolia FAC Xyris fimbriata Fringed Yellow-Eyed-Grass OBL American Bluehearts Buchnera americana FAC Xyris flabelliformis Savannah Yellow-Eyed-Grass OBL American Buckwheatvine Brunnichia ovata FACW Xyris floridana Florida Yellow-Eyed-Grass OBL American Bugseed Corispermum americanum FACU Xyris isoetifolia Quillwort Yellow-Eyed-Grass OBL American Burnweed Senecio hieraciifolius FAC Xyris jupicai Richard's Yellow-Eyed-Grass OBL American Burr-Reed Sparganium americanum OBL Xyris laxifolia Lax-Leaf Yellow-Eyed-Grass OBL American Century-Plant Agave americana UPL Xyris longisepala Kral's Yellow-Eyed-Grass OBL American Climbing Fern Lygodium palmatum FACW Xyris louisianica Louisiana Yellow-Eyed-Grass OBL American Cow-Parsnip Heracleum maximum FAC Xyris platylepis Tall Yellow-Eyed-Grass OBL American Cow-Wheat Melampyrum lineare FACU Xyris scabrifolia Harper's Yellow-Eyed-Grass OBL American Cupscale Sacciolepis striata OBL Xyris serotina Acid-Swamp Yellow-Eyed-Grass OBL American Deerweed Acmispon americanus FACU Xyris smalliana Small's Yellow-Eyed-Grass OBL American Dragonhead Dracocephalum parviflorum FACU Xyris stricta Pineland Yellow-Eyed-Grass OBL American Eel-Grass Vallisneria americana OBL Xyris tennesseensis Tennessee Yellow-Eyed-Grass OBL American Elm Ulmus americana FAC Xyris torta Slender Yellow-Eyed-Grass OBL American False Hellebore Veratrum viride FAC Yeatesia viridiflora Yellow Bractspike FACW American Featherfoil Hottonia inflata OBL Youngia japonica Oriental False Hawk's-Beard FACU American Fly-Honeysuckle Lonicera canadensis FACU Yucca aloifolia Aloe Yucca UPL American Germander Teucrium canadense FACW Yucca gloriosa Moundlily Yucca FAC American Globeflower Trollius laxus OBL Zannichellia palustris Horned-Pondweed OBL American Golden-Saxifrage Chrysosplenium americanum OBL Zanthoxylum americanum Toothachetree FAC American Halfchaff Sedge Lipocarpha maculata FACW Zanthoxylum clava-herculis Hercules'-Club FAC American Hazelnut Corylus americana FACU Zanthoxylum fagara Limestone Prickly-Ash FACU American Hog-Peanut Amphicarpaea bracteata FAC Zeltnera beyrichii Quinineweed FACU American Holly Ilex opaca FAC Zeltnera calycosa Buckley's Mountain-Pink FACW American Hornbeam Carpinus caroliniana FAC American Licorice Glycyrrhiza lepidota FACU Ash-Leaf Maple Acer negundo FAC Basket Willow Salix viminalis FACW American Lopseed Phryma leptostachya FACU Ashy Pipewort Eriocaulon cinereum OBL Basora-Prieta Waltheria indica UPL American Lotus Nelumbo lutea OBL Asian Bittersweet Celastrus orbiculatus FACU Bastard-Toadflax Comandra umbellata UPL American Manna Grass Glyceria grandis OBL Asian Crab Grass Digitaria bicornis UPL Bay Biscayne Creeping-Oxeye Sphagneticola trilobata FAC American Marsh-Pennywort Hydrocotyle americana OBL Asian Marshweed Limnophila sessiliflora OBL Bay Forget-Me-Not Myosotis laxa OBL American Melonleaf Cayaponia americana FAC Asian Mosquito Fern Azolla pinnata OBL Bay Lobelia Lobelia feayana FACW American Mountain-Ash Sorbus americana FACU Asian Nakedwood Colubrina asiatica FACW Bay-Bean Canavalia rosea FAC American Pillwort Pilularia americana OBL Asian Pigeonwings Clitoria ternatea FACU Bayberry Willow Salix myricoides FACW American Plum Prunus americana UPL Asian Pony's-Foot Dichondra micrantha FAC Bay-Cedar Suriana maritima FAC American Pokeweed Phytolacca americana FACU Asian Sword Fern Nephrolepis brownii FAC Bayflower Blutaparon vermiculare FACW American Purple Vetch Vicia americana FACU Asian Watermeal Wolffia globosa OBL Bay-Hops Ipomoea pes-caprae FAC American Searocket Cakile edentula FACU Asiatic Dayflower Commelina communis FAC Bayonet Rush Juncus militaris OBL American Silver-Berry Elaeagnus commutata UPL Asiatic Dewflower Murdannia spirata FAC Beach False Foxglove Agalinis fasciculata FAC American Slough Grass Beckmannia syzigachne OBL Asiatic Tearthumb Persicaria perfoliata FAC Beach Morning-Glory Ipomoea imperati FACU American Snowbell Styrax americanus FACW Asparagus Asparagus officinalis FACU Beach Seepweed Suaeda conferta OBL American Spikenard Aralia racemosa FACU Asthmaweed Erigeron bonariensis FACU Beach She-Oak Casuarina equisetifolia FACU American Spongeplant Limnobium spongia OBL Atamasco-Lily Zephyranthes atamasca FACW Beach Strawberry Fragaria chiloensis FACU American Strawberry-Bush Euonymus americanus FAC Athel Tamarisk Tamarix aphylla FACW Beachstar Remirea maritima FACU American Sycamore Platanus occidentalis FACW Atlantic Camas Camassia scilloides FACW Beaked Cornsalad Valerianella radiata FAC American Water-Plantain Alisma subcordatum OBL Atlantic Goldenrod Solidago arguta UPL Beaked Cut-Throat Grass Coleataenia anceps FAC American Water-Willow Justicia americana OBL Atlantic Manna Grass Glyceria obtusa OBL Beaked Ditch-Grass Ruppia maritima OBL American Waterwort Elatine americana OBL Atlantic Ninebark Physocarpus opulifolius FAC Beaked Grooveburr Agrimonia rostellata FAC American White Water-Lily Nymphaea odorata OBL Atlantic Pigeonwings Clitoria mariana FACU Beaked Hazelnut Corylus cornuta FACU American Wild Mint Mentha arvensis FACW Atlantic River Harperella Harperella vivipara OBL Beaked Spike-Rush Eleocharis rostellata OBL American Wild Sensitive-Plant Senna hebecarpa FAC Atlantic St. John's-Wort Hypericum tenuifolium FACU Bearded Beggarticks Bidens aristosa FACW American Wintergreen Pyrola americana FACU Atlantic White-Cedar Chamaecyparis thyoides OBL Bearded Cup Grass Eriochloa aristata FACW American Wisteria Wisteria frutescens FACW August-Flower Scorzoneroides autumnalis FAC Bearded Grass-Pink Calopogon barbatus FACW American Witch-Hazel Hamamelis virginiana FACU Aunt Lucy Ellisia nyctelea FAC Bearded Sedge Carex comosa OBL American Yew Taxus canadensis FAC Australian Beard Grass Bothriochloa bladhii FACU Bearded Shorthusk Brachyelytrum erectum FACU American-Bellflower Campanulastrum americanum FAC Australian Saltbush Atriplex semibaccata FAC Bearded Sprangletop Diplachne fusca FACW American-Brooklime Veronica americana OBL Australian Water-Buttons Cotula australis FAC Beardless Rabbit's-Foot Grass Polypogon viridis FACW Anchored Water-Hyacinth Eichhornia azurea OBL Australian Water-Clover Marsilea mutica OBL Beautiful Hawthorn Crataegus pulcherrima FAC Angel's-Tears Brugmansia suaveolens FACW Austrian Yellowcress Rorippa austriaca FAC Bebb's Sedge Carex bebbii OBL Angle-Stem Beak Sedge Rhynchospora caduca OBL Autumn Blue Grass Poa autumnalis FAC Beckett's Water-Trumpet Cryptocoryne beckettii OBL Angle-Stem Primrose-Willow Ludwigia leptocarpa OBL Autumn Water-Starwort Callitriche hermaphroditica OBL Bedstraw St. John's-Wort Hypericum galioides OBL Angleton's Bluestem Dichanthium aristatum FACU Awl-Leaf Arrowhead Sagittaria subulata OBL Beefsteakplant Perilla frutescens FACU Angular-Fruit Anglepod Gonolobus suberosus FACW Awned Flat Sedge Cyperus squarrosus OBL Beeftree Guapira discolor FAC Anil-de-Pasto Indigofera suffruticosa FACU Awned Halfchaff Sedge Lipocarpha aristulata FACW Beetleweed Galax urceolata FACU Aniseroot Osmorhiza longistylis FAC Awned Mountain-Mint Pycnanthemum setosum FACU Beggar's-Lice Hackelia virginiana FAC Annual Blue Grass Poa annua FACU Awnless Fluff Grass Tridens muticus FACW Bellard's Knotweed Polygonum patulum FAC Annual Blue-Eyed-Grass Sisyrinchium rosulatum FAC Awnless Wild Rye Elymus curvatus FAC Bellorita Erigeron bellioides FACU Annual Fimbry Fimbristylis annua FACW Awn-Petal Meadow-Beauty Rhexia aristosa OBL Bellyache-Bush Jatropha gossypiifolia UPL Annual Knawel Scleranthus annuus FACU Axil-Flower Mecardonia acuminata FACW Bengal-Trumpet Thunbergia grandiflora UPL Annual Marsh-Elder Iva annua FAC Baby-Jump-Up Mecardonia procumbens OBL Bent Alligator-Flag Thalia geniculata OBL Annual Pearlwort Sagina apetala FAC Bagpod Sesbania vesicaria FAC Bent Sedge Carex styloflexa FACW Annual Rabbit's-Foot Grass Polypogon monspeliensis FACW Bahama Nightshade Solanum bahamense FAC Bent-Awn Flat Sedge Cyperus reflexus FAC Annual Ragweed Ambrosia artemisiifolia FACU Bahia Grass Paspalum notatum FACU Bentham's Pipewort Eriocaulon benthamii FACW Annual Seepweed Suaeda linearis OBL Bahia Love Grass Eragrostis bahiensis FAC Berg's Panic Grass Panicum bergii FACW Annual Wormwood Artemisia annua FACU Bailey's Dewberry Rubus baileyanus FACU Berlandier's Lobelia Lobelia berlandieri FAC Antelope Grass Cynodon nlemfuensis UPL Bailey's Sedge Carex baileyi FACW Bermuda Grass Cynodon dactylon FACU Apalachicola Grass-Leaf-Aster Eurybia spinulosa FACW Baldwin's Beak Sedge Rhynchospora baldwinii FACW Betony-Leaf Mistflower Conoclinium betonicifolium FACW Apalachicola St. John's-Wort Hypericum chapmanii OBL Baldwin's Eryngo Eryngium baldwinii FACW Beyrich's Three-Awn Aristida beyrichiana FAC Apalachicola Wild Indigo Baptisia megacarpa FAC Baldwin's Flat Sedge Cyperus croceus FAC Bicknell's Sedge Carex bicknellii FAC Aparejo Grass Muhlenbergia utilis FACW Baldwin's Milkwort Polygala balduinii OBL Bicolored Spleenwort Asplenium heterochroum FAC Appalachian Fern Vandenboschia boschiana OBL Baldwin's Nut-Rush Scleria baldwinii FACW Biennial Evening-Primrose Oenothera gaura FACU Appalachian Mountain-Mint Pycnanthemum flexuosum FACW Baldwin's Spike-Rush Eleocharis baldwinii OBL Biennial Wormwood Artemisia biennis FACU Appalachian Quillwort Isoetes appalachiana OBL Baldwin's Yellow-Eyed-Grass Xyris baldwiniana OBL Big Bluestem Andropogon gerardii FAC Apple Mint Mentha suaveolens FACW Balloon Sack Clover Trifolium depauperatum FAC Big Carpet Grass Axonopus furcatus OBL Aquatic Milkweed Asclepias perennis OBL Balsam Groundsel Packera paupercula FACW Big Cord Grass Spartina cynosuroides OBL Arborescent Angel's-Tears Brugmansia versicolor UPL Balsam Poplar Populus balsamifera FACW Big Floatingheart Nymphoides aquatica OBL Arcadian St. John's-Wort Hypericum edisonianum OBL Balsam-Pear Momordica charantia UPL Big Sandburr Cenchrus myosuroides FAC Arctic Sweet-Colt's-Foot Petasites frigidus FACW Baltic Rush Juncus balticus OBL Big-Foot Water-Clover Marsilea macropoda OBL Arizona Dewberry Rubus arizonensis FACU Bambooplant Blyxa aubertii OBL Big-Head Rush Juncus megacephalus OBL Arkansas Ironweed Vernonia arkansana FAC Bamboovine Smilax pseudochina FAC Big-Head Sedge Carex macrocephala FAC Arkansas Manna Grass Glyceria arkansana FACW Banana Water-Lily Nymphaea mexicana OBL Big-Leaf Snowbell Styrax grandifolius FACU Arkansas Sedge Carex arkansana FACU Bandanna-of-the-Everglades Canna flaccida OBL Big-Tooth Aspen Populus grandidentata FACU Arrocillo Paspalum paniculatum FAC Barb Grass Hainardia cylindrica FACW Big-Top Love Grass Eragrostis hirsuta FACU Arrow-Feather Three-Awn Aristida purpurascens UPL Barbados-Nut Jatropha curcas UPL Billings' Sedge Carex billingsii OBL Arrow-Leaf Elephant's-Ear Xanthosoma sagittifolium FACW Barbas-de-Indio Andropogon bicornis FAC Bird-Bill Wood-Oats Chasmanthium ornithorhynchum FACW Arrow-Leaf Tearthumb Persicaria sagittata OBL Barberry Hawthorn Crataegus berberifolia FAC Bird-Eye Pearlwort Sagina procumbens FACW Arrow-Leaf Violet Viola sagittata FACW Barkley's-Ragwort Barkleyanthus salicifolius FAC Bird-Foot Violet Viola pedata FACU Arum-Leaf Arrowhead Sagittaria cuneata OBL Barratt's Sedge Carex barrattii OBL Bird-Seed Leaf-Flower Phyllanthus evanescens FACW Ashe's Magnolia Magnolia ashei FACU Bartram's Rose-Gentian Sabatia bartramii OBL Bishop's Goutweed Aegopodium podagraria FACW Bitter Dock Rumex obtusifolius FACW Bog Chickweed Stellaria alsine OBL Broad-Leaf Pepperwort Lepidium latifolium FAC Bitter Panic Grass Panicum amarum FAC Bog Club-Rush Schoenoplectus mucronatus OBL Broad-Leaf Pondweed Potamogeton natans OBL Bitter-Nut Hickory Carya cordiformis FAC Bog Fern Parathelypteris simulata OBL Broad-Leaf Rosette Grass Dichanthelium latifolium FACU Black Ash Fraxinus nigra FACW Bog Goldenrod Solidago uliginosa OBL Broad-Tooth Hedge-Nettle Stachys latidens FAC Black Bamboo Phyllostachys nigra FACU Bog Jacob's-Ladder Polemonium vanbruntiae FACW Broad-Wing Sedge Carex alata OBL Black Bent Agrostis gigantea FACW Bog Muhly Muhlenbergia uniflora OBL Brome Six-Weeks Grass Vulpia bromoides UPL Black Blueberry Vaccinium fuscatum FACW Bog Nodding-Aster Oclemena nemoralis FACW Brome-Like Sedge Carex bromoides FACW Black Bog-Rush Schoenus nigricans OBL Bog Rush Juncus marginatus FACW Bronze-Head Oval Sedge Carex foenea FACU Black Cherry Prunus serotina FACU Bog Smartweed Persicaria setacea OBL Brook Cinquefoil Potentilla rivalis FACW Black Chokeberry Aronia melanocarpa FAC Bog Spicebush Lindera subcoriacea OBL Brook Crown Grass Paspalum acuminatum OBL Black Elder Sambucus nigra FACW Bog White Violet Viola lanceolata OBL Brookside Alder Alnus serrulata FACW Black Flat Sedge Cyperus niger FACW Bog Wild Oat Grass Danthonia epilis OBL Broom Rosette Grass Dichanthelium scoparium FACW Black Huckleberry Gaylussacia baccata FACU Bog Willowherb Epilobium leptophyllum OBL Broombush False Willow Baccharis dioica FAC Black Locust Robinia pseudoacacia UPL Bog Yellowcress Rorippa palustris OBL Broom-Corn Sorghum bicolor FACU Black Mangrove Avicennia germinans OBL Bog Yellow-Eyed-Grass Xyris difformis OBL Broom-Sedge Andropogon virginicus FAC Black Maple Acer nigrum UPL Boissier's Glory-of-the-Snow Scilla luciliae FAC Brown Beak Sedge Rhynchospora fusca OBL Black Medick Medicago lupulina UPL Boom's Quillwort Isoetes boomii OBL Brown Bog Sedge Carex buxbaumii OBL Black Spike-Rush Eleocharis nigrescens FACW Boreal Starwort Stellaria borealis FACW Brown Wide-Lip Orchid Liparis liliifolia FACU Black Spruce Picea mariana FACW Bosc's Mille-Graines Oldenlandia boscii FACW Brown-Beard Rice Oryza rufipogon FACW Black Tupelo Nyssa sylvatica FAC Boston Sword Fern Nephrolepis exaltata FAC Browne's Indian-Rosewood Dalbergia brownei FACW Black Walnut Juglans nigra UPL Bottle Gentian Gentiana clausa FAC Browne's Wild Basil Clinopodium brownei OBL Black Willow Salix nigra OBL Bottlebrush Three-Awn Aristida spiciformis FAC Brown-Eyed-Susan Rudbeckia triloba FACU Black-Bindweed Fallopia convolvulus FACU Bottom-Land Post Oak Quercus similis FACW Brown-Fruit Rush Juncus pelocarpus OBL Black-Bract Pipewort Eriocaulon nigrobracteatum OBL Bouncing-Bett Saponaria officinalis FACU Brown-Hair Lace Fern Ctenitis submarginalis FACW Black-Calabash Amphitecna latifolia FACU Boykin's Lobelia Lobelia boykinii OBL Brownish Beak Sedge Rhynchospora capitellata OBL Black-Edge Sedge Carex nigromarginata FACU Bracted Colicroot Aletris bracteata FACU Brownish Sedge Carex brunnescens FAC Black-Eyed-Susan Rudbeckia hirta FACU Bramble Fern Hypolepis repens FACW Brown-Ray Knapweed Centaurea jacea FACU Black-Eyed-Susan-Vine Thunbergia alata UPL Branched Blackberry Rubus suus FAC Brown's Yellowtops Flaveria brownii FACW Black-Foot Quillwort Isoetes melanopoda OBL Branched Burr-Reed Sparganium androcladum OBL Brown-Seed Crown Grass Paspalum plicatulum FAC Black-Fruit Spike-Rush Eleocharis melanocarpa FACW Branched Centaury Centaurium pulchellum FACU Brown-Top Liverseed Grass Urochloa fusca FACU Black-Seed Plantain Plantago rugelii FACU Branched Foldwing Dicliptera brachiata FACW Buck-Bean Menyanthes trifoliata OBL Black-Seed Spear Grass Piptochaetium avenaceum UPL Branched Hedge-Hyssop Gratiola ramosa FACW Buck-Horn Plantain Plantago coronopus FACU Black-Spore Quillwort Isoetes melanospora OBL Branched Tearthumb Persicaria meisneriana OBL Buckley's Mountain-Pink Zeltnera calycosa FACW Blisterwort Ranunculus recurvatus FACW Brazilian Arrow-Wood Canna glauca OBL Buckthorn Bully Sideroxylon lycioides FAC Blodgett's Crown Grass Paspalum blodgettii FAC Brazilian Begonia Begonia hirtella UPL Buckwheat-Tree Cliftonia monophylla OBL Blood Rosette Grass Dichanthelium consanguineum FACU Brazilian Peppertree Schinus terebinthifolia FAC Buffalo Grass Bouteloua dactyloides FACU Bloodflower Asclepias curassavica FAC Brazilian Vervain Verbena incompta FACW Buffalo-Nut Pyrularia pubera FACU Bloodroot Sanguinaria canadensis UPL Brazilian Water Grass Luziola bahiensis OBL Buffalo-Spinach Enydra fluctuans OBL Blood-Scale Flat Sedge Cyperus sanguinolentus FACW Brazilian Water-Hyacinth Eichhornia paniculata OBL Buffel Grass Cenchrus ciliaris UPL Bloody-Butcher Trillium recurvatum FACU Brazilian Water-Hyssop Bacopa egensis OBL Bulblet Bladder Fern Cystopteris bulbifera FAC Blue Crown Grass Paspalum caespitosum FAC Brazilian Watermeal Wolffia brasiliensis OBL Bulblet-Bearing Water-Hemlock Cicuta bulbifera OBL Blue Huckleberry Gaylussacia frondosa FAC Brazilian-Waterweed Egeria densa OBL Bulbous Adder's-Tongue Ophioglossum crotalophoroides FAC Blue Maiden-Cane Amphicarpum amphicarpon FACW Bretonica-Peluda Melochia spicata FAC Bulbous Bittercress Cardamine bulbosa OBL Blue Mistflower Conoclinium coelestinum FAC Bride's-Feathers Aruncus dioicus FACU Bulbous Blue Grass Poa bulbosa FACU Blue Mud-Plantain Heteranthera limosa OBL Bright-Green Spike-Rush Eleocharis olivacea OBL Bulbous Wood-Rush Luzula bulbosa FACU Blue Panic Grass Panicum coloratum FACW Bristle-Leaf Chaffhead Carphephorus pseudoliatris OBL Bull Crown Grass Paspalum boscianum FACW Blue Pussyleaf Nelsonia canescens FAC Bristle-Leaf Lateral-Bulrush Isolepis setacea OBL Bull Thistle Cirsium vulgare FACU Blue Sedge Carex glaucodea FACW Bristle-Leaf Sedge Carex eburnea FACU Bull-Tongue Arrowhead Sagittaria lancifolia OBL Blue Spike-Moss Selaginella uncinata OBL Bristle-Seed Sandspurry Spergularia echinosperma OBL Bunch Cord Grass Spartina bakeri FACW Blue Spruce Picea pungens FAC Bristle-Seed Yellow Star-Grass Hypoxis wrightii FACW Bunched Beak Sedge Rhynchospora cephalantha OBL Blue Water Speedwell Veronica anagallis-aquatica OBL Bristly Buttercup Ranunculus hispidus FAC Burr Oak Quercus macrocarpa FACU Blue Water-Hyssop Bacopa caroliniana OBL Bristly Dewberry Rubus hispidus FACW Burr-Reed Sedge Carex sparganioides FAC Blue Waxweed Cuphea viscosissima FAC Bristly Lady's-Thumb Persicaria longiseta FAC Bush Clockvine Thunbergia erecta FAC Blue Wild Indigo Baptisia australis FACU Bristly Water-Clover Marsilea hirsuta FACW Bush's Blackberry Rubus bushii FACW Bluebell-of-Scotland Campanula rotundifolia FACU Bristly-Fruit Scaleseed Spermolepis echinata FACU Bush's Sedge Carex bushii FACW Blueberry Hawthorn Crataegus brachyacantha OBL Bristly-Stalk Sedge Carex leptalea OBL Bushy Bluestem Andropogon glomeratus FACW Bluebill Clematis pitcheri FACU Brittle Bladder Fern Cystopteris fragilis FACU Bushy Cinquefoil Potentilla supina FACW Blueflower Stachytarpheta jamaicensis FACU Brittle Maidenhair Adiantum tenerum FAC Bushy Goldentop Euthamia leptocephala FACW Blue-Flower Butterwort Pinguicula caerulea OBL Brittle Waternymph Najas minor OBL Bushy Mat-Grass Lippia alba FAC Blue-Flower Eryngo Eryngium integrifolium FACW Brittle-Stem Hemp-Nettle Galeopsis tetrahit FACU Bushy Seaside-Tansy Borrichia frutescens OBL Bluejacket Tradescantia ohiensis FAC Britton's Nut-Rush Scleria brittonii FACW Bushy St. John's-Wort Hypericum densiflorum FACW Bluejoint Calamagrostis canadensis OBL Britton's Sedge Carex tetrastachya FACW Butler's Sand-Parsley Ammoselinum butleri FAC Bluemink Ageratum houstonianum FACU Broad Beech Fern Phegopteris hexagonoptera FACU Butterbough Exothea paniculata FACU Blue-Pod Lupine Lupinus polyphyllus FAC Broad Halberd Fern Tectaria heracleifolia FACU Buttercup Scorpion-Weed Phacelia covillei FACW Blunt Broom Sedge Carex tribuloides FACW Broad Loose-Flower Sedge Carex laxiflora FACU Button Eryngo Eryngium yuccifolium FAC Blunt Spike-Rush Eleocharis obtusa OBL Broad-Fruit Burr-Reed Sparganium eurycarpum OBL Button Mangrove Conocarpus erectus FACW Blunt-Leaf Bedstraw Galium obtusum FACW Broad-Fruit Horned Beak Sedge Rhynchospora careyana OBL Button Sedge Carex bullata OBL Blunt-Leaf Grove-Sandwort Moehringia lateriflora FAC Broad-Leaf Barbara's-Buttons Marshallia trinervia FACU Buzzy-Lizzy Impatiens walleriana FACW Blunt-Leaf Waterleaf Hydrophyllum canadense FACW Broad-Leaf Carpet Grass Axonopus compressus FAC Cabbage Palmetto Sabal palmetto FAC Blunt-Leaf Yellowcress Rorippa curvipes FACW Broad-Leaf Cat-Tail Typha latifolia OBL Cabbagebark-Tree Andira inermis FAC Blunt-Lobe Grape Fern Sceptridium oneidense FAC Broad-Leaf Enchanter's-Nightshade Circaea canadensis FACU Caesarweed Urena lobata FAC Boat-Lily Tradescantia spathacea UPL Broad-Leaf Liverseed Grass Urochloa platyphylla FAC California Club-Rush Schoenoplectus californicus OBL Bog Blue Grass Poa paludigena FACW Broad-Leaf Meadowsweet Spiraea latifolia FACW California Loosestrife Lythrum californicum OBL California Satintail Imperata brevifolia FAC Carolina Sedge Carex caroliniana FACW Chinese Privet Ligustrum sinense FAC Calloose Grape Vitis shuttleworthii FAC Carolina Silverbell Halesia carolina FACU Chinese Silver Grass Miscanthus sinensis UPL Camelthorn Alhagi maurorum FAC Carolina Spider-Lily Hymenocallis occidentalis OBL Chinese Tallowtree Triadica sebifera FAC Camphor Daisy Rayjacksonia phyllocephala FACU Carolina Springbeauty Claytonia caroliniana FACU Chinese Willow Salix babylonica FACW Camphortree Cinnamomum camphora UPL Carolina St. John's-Wort Hypericum nitidum OBL Chinese-Lantern Quincula lobata UPL Canadian Black-Snakeroot Sanicula canadensis FACU Carolina Tassel-Rue Trautvetteria caroliniensis FACW Chinese-Violet Asystasia gangetica UPL Canadian Blue Lettuce Lactuca canadensis FACU Carolina Vetch Vicia caroliniana FACU Chinkapin Oak Quercus muehlenbergii UPL Canadian Bunchberry Cornus canadensis FACU Carolina Violet Viola villosa FACU Chocolate-Weed Melochia corchorifolia FAC Canadian Burnet Sanguisorba canadensis FACW Carolina Water-Horehound Lycopus cokeri OBL Choctaw Spider-Lily Hymenocallis choctawensis OBL Canadian Clearweed Pilea pumila FACW Carolina Wild Petunia Ruellia caroliniensis FACU Choke Cherry Prunus virginiana FACU Canadian Goldenrod Solidago canadensis FACU Carolina Willow Salix caroliniana OBL Christmas Fern Polystichum acrostichoides FACU Canadian Honewort Cryptotaenia canadensis FAC Carolina Yellow-Eyed-Grass Xyris caroliniana FACW Christmas-Berry Crossopetalum ilicifolium FACW Canadian Horseweed Erigeron canadensis FACU Carolina-Laurel Kalmia carolina FACW Christmas-Candlestick Leonotis nepetifolia FACU Canadian Lily Lilium canadense FAC Carolina-Vanilla Carphephorus odoratissimus FACW Chufa Cyperus esculentus FAC Canadian Lousewort Pedicularis canadensis FACU Carpenter's-Square Scrophularia marilandica FACU Church-Mouse Three-Awn Aristida dichotoma FACU Canadian Milk-Vetch Astragalus canadensis FAC Carpet Vervain Verbena bracteata FACU Cinnamon Fern Osmundastrum cinnamomeum FACW Canadian Moonseed Menispermum canadense FACU Carry-Me-Seed Phyllanthus amarus FAC Cinnamon-Spot Pondweed Potamogeton oblongus OBL Canadian Rush Juncus canadensis OBL Carson's Water-Parsnip Sium carsonii OBL Circular Crown Grass Paspalum orbiculatum FAC Canadian Service-Berry Amelanchier canadensis FAC Carter's Flax Linum carteri FACW Citron Citrus medica FAC Canadian Thistle Cirsium arvense FACU Cascade Oregon-Grape Mahonia nervosa FACU Clammy Azalea Rhododendron viscosum OBL Canadian Waterweed Elodea canadensis OBL Castor-Bean Ricinus communis FACU Clammy Hedge-Hyssop Gratiola neglecta OBL Canadian White Violet Viola canadensis FAC Catawba Rosebay Rhododendron catawbiense FACU Clasping Pepperwort Lepidium perfoliatum FACU Canadian Wild Ginger Asarum canadense UPL Catberry Nemopanthus mucronatus OBL Clasping Water-Horehound Lycopus amplectens OBL Canadian Wild Lovage Ligusticum canadense FAC Catbird Grape Vitis palmata FACW Clasping-Coneflower Dracopis amplexicaulis FAC Canadian Wood-Nettle Laportea canadensis FACW Catchfly Grass Leersia lenticularis OBL Clasping-Leaf Pondweed Potamogeton perfoliatus OBL Canby's Club-Rush Schoenoplectus etuberculatus OBL Catchfly Prairie-Gentian Eustoma exaltatum FACW Clasping-Leaf St. John's-Wort Hypericum gymnanthum FACW Canby's Lobelia Lobelia canbyi OBL Cathedral-Bells Kalanchoe pinnata FACU Clasping-Leaf Venus'-Looking-Glass Triodanis Candyroot Polygala nana FACW Catnip Nepeta cataria FACU perfoliata FACU Cane Beard Grass Bothriochloa barbinodis FACU Cat-Tail Gayfeather Liatris pycnostachya FACU Climbing Black-Bindweed Fallopia scandens FAC Cane Sprangletop Leptochloa digitata OBL Cat-Tail Sedge Carex typhina OBL Climbing Dayflower Commelina diffusa FACW Canebrake Sedge Carex austrodeflexa FACW Cayenne Porterweed Stachytarpheta cayennensis FACU Climbing Fetterbush Pieris phillyreifolia FACW Cape Blue Water-Lily Nymphaea capensis OBL Cedar Elm Ulmus crassifolia FAC Climbing Hempvine Mikania scandens FACW Cape Francais Stalk Grass Pharus lappulaceus FAC Ceylon Swamp-Lily Crinum zeylanicum FACU Climbing Nightshade Solanum dulcamara FAC Cape Leadwort Plumbago auriculata UPL Chaffseed Schwalbea americana FAC Climbing Rose Rosa setigera FACU Capillary Hair Sedge Bulbostylis ciliatifolia FAC Chaffweed Lysimachia minima FACW Climbing-Aster Ampelaster carolinianus OBL Capitate Spike-Rush Eleocharis geniculata FACW Chairmaker's Club-Rush Schoenoplectus americanus OBL Climbing-Dogbane Thyrsanthella difformis FACW Caraway Carum carvi FACU Chalky Bluestem Andropogon capillipes FAC Clingman's Hedge-Nettle Stachys clingmanii UPL Cardinal-Flower Lobelia cardinalis FACW Chamber-Bitter Phyllanthus urinaria FAC Clinton's Wood Fern Dryopteris clintoniana FACW Careless Weed Amaranthus palmeri FACU Chameleon Houttuynia cordata FAC Closed Bottle Gentian Gentiana andrewsii FACW Carelessweed Cyclachaena xanthiifolia FAC Chapman's Arrowhead Sagittaria chapmanii OBL Cloud Sedge Carex haydenii OBL Carey's Smartweed Persicaria careyi FACW Chapman's Beak Sedge Rhynchospora chapmanii OBL Clubbed Begonia Begonia cucullata FAC Carib Grass Eriochloa polystachya FACW Chapman's Blue Grass Poa chapmaniana FAC Clustered Beak Sedge Rhynchospora glomerata OBL Caribbean Clearweed Pilea herniarioides OBL Chapman's Butterwort Pinguicula planifolia OBL Clustered Black-Snakeroot Sanicula odorata FACU Caribbean Maiden Fern Thelypteris sancta FAC Chapman's Crownbeard Verbesina chapmanii FACW Clustered Bush-Mint Hyptis alata OBL Caribbean Sea-Grass Halophila decipiens OBL Chapman's Fringed Orchid Platanthera chapmanii FACW Clustered Fescue Festuca paradoxa FAC Carolina Ash Fraxinus caroliniana OBL Chapman's Milkwort Polygala chapmanii OBL Clustered Mille-Graines Oldenlandia uniflora FACW Carolina Birds-in-a-Nest Macbridea caroliniana OBL Chapman's Rhododendron Rhododendron chapmanii FACW Clustered Mountain-Mint Pycnanthemum muticum FAC Carolina Bristle-Mallow Modiola caroliniana FACU Chapman's Sedge Carex chapmanii FACW Clustered Pellitory Parietaria praetermissa FACU Carolina Coralbead Cocculus carolinus FAC Chapman's Skeleton Grass Gymnopogon chapmanianus FACU Clustered Sedge Carex cumulata FACU Carolina Crownbeard Verbesina walteri FAC Chapman's Yellow Star-Grass Hypoxis rigida FACW Clustered Yellowtops Flaveria trinervia FAC Carolina Dayflower Commelina caroliniana FAC Chapman's Yellow-Eyed-Grass Xyris chapmanii OBL Cluster-Spike Indigo-Bush Amorpha herbacea FAC Carolina Desert-Thorn Lycium carolinianum FACW Charity Polemonium caeruleum FACW Coarse Globe Beak Sedge Rhynchospora recognita FACW Carolina Doll's Daisy Boltonia caroliniana FACW Checkered Rattlesnake-Plantain Goodyera tesselata FACU Coastal Beak Sedge Rhynchospora pleiantha OBL Carolina Dropseed Sporobolus pinetorum FACW Cheeseshrub Morinda umbellata FACU Coastal Bend Quillwort Isoetes texana OBL Carolina Elephant's-Foot Elephantopus carolinianus FACU Cherokee Sedge Carex cherokeensis FACW Coastal Bluestem Andropogon glaucopsis FACW Carolina False Buckthorn Frangula caroliniana FACU Cherry-Bark Oak Quercus pagoda FACW Coastal Carolina Spider-Lily Hymenocallis crassifolia OBL Carolina False Clubmoss Pseudolycopodiella caroliniana OBL Chestnut Oak Quercus montana UPL Coastal Dock Rumex persicarioides FACW Carolina Fanwort Cabomba caroliniana OBL Chestnut-Leaf False Croton Caperonia castaneifolia FACW Coastal Doghobble Leucothoe axillaris FACW Carolina Fimbry Fimbristylis caroliniana OBL Chickasaw Rose Rosa bracteata UPL Coastal False Asphodel Triantha racemosa OBL Carolina Grass-of-Parnassus Parnassia caroliniana OBL Chickenclaws Sarcocornia ambigua OBL Coastal Marsh-Pennywort Hydrocotyle bonariensis FACW Carolina Grasswort Lilaeopsis carolinensis OBL Chickenspike Sphenoclea zeylanica FACW Coastal Rose-Gentian Sabatia calycina OBL Carolina Horse-Nettle Solanum carolinense FACU Chicory Cichorium intybus FACU Coastal Salt Grass Distichlis spicata OBL Carolina Indigo-Bush Amorpha confusa FACU China-Berry Melia azedarach UPL Coastal Scorpion-Weed Phacelia laxa FAC Carolina Joint-Tail Grass Coelorachis cylindrica FAC Chinaroot Smilax hispida FAC Coastal Searocket Cakile lanceolata FAC Carolina Laurel Cherry Prunus caroliniana FACU Chinese Banyan Ficus microcarpa UPL Coastal Sedge Carex exilis OBL Carolina Leaf-Flower Phyllanthus caroliniensis FAC Chinese Beauty-Berry Callicarpa dichotoma OBL Coastal Sweet-Pepperbush Clethra alnifolia FACW Carolina Lily Lilium michauxii FAC Chinese Bush-Clover Lespedeza cuneata FACU Coastal-Beach Sandmat Euphorbia mesembrianthemifolia FAC Carolina Pony's-Foot Dichondra carolinensis FAC Chinese Elm Ulmus parvifolia FACU Coastal-Plain Beak Sedge Rhynchospora stenophylla OBL Carolina Primrose-Willow Ludwigia bonariensis OBL Chinese Fevervine Paederia foetida FACU Coastal-Plain Blue-Eyed-Grass Sisyrinchium fuscatum UPL Carolina Redroot Lachnanthes caroliniana OBL Chinese Fountain Palm Livistona chinensis FACU Coastal-Plain Chaffhead Carphephorus corymbosus FACU Carolina Rose Rosa carolina FACU Chinese Hemlock-Parsley Conioselinum chinense FACW Coastal-Plain Creeping-Oxeye Wedelia fruticosa UPL Carolina Scalystem Elytraria caroliniensis FACW Chinese Love Grass Eragrostis unioloides FAC Coastal-Plain False Foxglove Agalinis harperi FAC Carolina Sea-Lavender Limonium carolinianum OBL Chinese Mustard Brassica juncea UPL Coastal-Plain Flat Sedge Cyperus cuspidatus FACW Coastal-Plain Milkwort Polygala setacea FACW Common Velvet Grass Holcus lanatus FACU Crow-Foot Violet Viola pedatifida FACU Coastal-Plain Mountain-Mint Pycnanthemum nudum FACW Common Water-Hyacinth Eichhornia crassipes OBL Crowned Beggarticks Bidens trichosperma OBL Coastal-Plain Sedge Carex crebriflora FACW Common Winterberry Ilex verticillata FACW Crowpoison Nothoscordum bivalve FACU Coastal-Plain Silk-Grass Pityopsis oligantha FACW Common Wood-Rush Luzula multiflora FACU Crystalline Iceplant Mesembryanthemum crystallinum FAC Coastal-Plain Spike-Rush Eleocharis retroflexa OBL Common Wormwood Artemisia vulgaris UPL Cuban-Bulrush Oxycaryum cubense OBL Coastal-Plain St. John's-Wort Hypericum brachyphyllum FACW Common Yarrow Achillea millefolium FACU Cuban-Jute Sida rhombifolia FACU Coastal-Plain Staggerbush Lyonia fruticosa FACW Common-Wireweed Sida acuta UPL Cucumber-Leaf Sunflower Helianthus debilis FAC Coastal-Plain Tickseed Coreopsis gladiata FACW Compact Brome Bromus madritensis UPL Cucumber-Tree Magnolia acuminata FACU Coastal-Plain Trumpetweed Eutrochium dubium FACW Cone-Cup Spike-Rush Eleocharis tuberculosa OBL Cultivated Rice Oryza sativa OBL Coastal-Plain Umbrella Sedge Fuirena longa OBL Confederate Huckleberry Gaylussacia nana UPL Cultivated Tobacco Nicotiana tabacum UPL Coastal-Plain Yellow-Eyed-Grass Xyris ambigua OBL Confederate-Rose Hibiscus mutabilis FAC Culver's-Root Veronicastrum virginicum FACW Coatbuttons Tridax procumbens FACU Cooley's Meadow-Rue Thalictrum cooleyi FACW Cumberland Sand-Reed Calamovilfa arcuata FACW Cochineal Nopal Cactus Nopalea cochenillifera UPL Cooley's Water-Willow Justicia cooleyi FACW Cuming's Love Grass Eragrostis cumingii FACU Cockroach-Berry Solanum capsicoides FACU Coon's-Tail Ceratophyllum demersum OBL Cuplet Fern Dennstaedtia bipinnata OBL Cock-Spur Hawthorn Crataegus crus-galli FAC Copper Iris Iris fulva OBL Cup-Plant Silphium perfoliatum FAC Coconut Palm Cocos nucifera UPL Coppery St. John's-Wort Hypericum denticulatum FACW Cupseed Calycocarpum lyonii FACW Coco-Yam Colocasia esculenta FACW Coral Bristle Grass Setaria macrosperma FAC Cure-For-All Pluchea carolinensis FACW Codlins-and-Cream Epilobium hirsutum FACW Coral Dropseed Sporobolus domingensis FACU Curly Blue Grass Poa secunda FACU Coffeeweed Senna obtusifolia FACU Coral Greenbrier Smilax walteri OBL Curly Dock Rumex crispus FAC Cogon Grass Imperata cylindrica UPL Coral-Berry Symphoricarpos orbiculatus FACU Curly Pondweed Potamogeton crispus OBL Coinvine Dalbergia ecastaphyllum FACW Corkwood Leitneria floridana OBL Curly-Cup Gumweed Grindelia squarrosa FACU Collins' Sedge Carex collinsii OBL Corky-Stem Passion-Flower Passiflora suberosa UPL Cursed Buttercup Ranunculus sceleratus OBL Colombian Waxweed Cuphea carthagenensis FAC Corn Speedwell Veronica arvensis UPL Curtis' Goldenrod Solidago curtisii FACU Colonial Bent Agrostis capillaris FAC Corpse Black-Bindweed Fallopia dumetorum FACU Curtis' Spurge Euphorbia curtisii FAC Colt's-Foot Tussilago farfara FACU Corpus Christi Fleabane Erigeron procumbens FAC Curtiss' Beak Sedge Rhynchospora curtissii OBL Columbian Watermeal Wolffia columbiana OBL Correll's False Dragonhead Physostegia correllii OBL Curtiss' Loosestrife Lythrum curtissii OBL Comb-Leaf Mermaidweed Proserpinaca pectinata OBL Cotton-Batting-Plant Pseudognaphalium stramineum FAC Curtiss' Primrose-Willow Ludwigia curtissii OBL Comfortroot Hibiscus aculeatus FACW Cottongrass Bulrush Scirpus cyperinus OBL Curtiss' Yellow Star-Grass Hypoxis curtissii FACW Common Blown Grass Lachnagrostis filiformis FACU Cottony Golden-Aster Chrysopsis gossypina UPL Curved Sickle Grass Parapholis incurva FACU Common Boneset Eupatorium perfoliatum FACW Coughbush Ernodea littoralis FAC Cuthbert's Holly Ilex cuthbertii FACW Common Buttonbush Cephalanthus occidentalis OBL Coulter's Woolwort Laennecia coulteri FACW Cuthbert's Turtlehead Chelone cuthbertii OBL Common Canary Grass Phalaris canariensis FACU Cowcockle Vaccaria hispanica FAC Cut-Leaf Blackberry Rubus laciniatus UPL Common Chickweed Stellaria media FACU Cranichis Green Ladies'-Tresses Cyclopogon cranichoides FACW Cut-Leaf Evening-Primrose Oenothera laciniata FACU Common Club-Rush Schoenoplectus lacustris OBL Crawe's Sedge Carex crawei OBL Cut-Leaf Grape Fern Sceptridium dissectum FAC Common Dandelion Taraxacum officinale FACU Crawford's Sedge Carex crawfordii FAC Cut-Leaf Ground-Cherry Physalis angulata FACU Common Duckmeat Spirodela polyrhiza OBL Cream Avens Geum virginianum FACW Cut-Leaf Spleenwort Asplenium abscissum FACW Common Duckweed Lemna minor OBL Creeping Blueberry Vaccinium crassifolium FAC Cut-Leaf Teasel Dipsacus laciniatus FACU Common Fig Ficus carica UPL Creeping Burrhead Echinodorus cordifolius OBL Cut-Leaf Toothwort Cardamine concatenata FACU Common Fox Sedge Carex vulpinoidea FACW Creeping Buttercup Ranunculus repens FAC Cut-Leaf Water-Horehound Lycopus americanus OBL Common Frogbit Hydrocharis morsus-ranae OBL Creeping Eryngo Eryngium prostratum FACW Cut-Leaf Water-Milfoil Myriophyllum pinnatum OBL Common Globe-Amaranth Gomphrena globosa UPL Creeping Indigo Indigofera spicata FACU Cut-Throat Grass Coleataenia abscissa FACW Common Gorse Ulex europaeus UPL Creeping Love Grass Eragrostis reptans FAC Cylinder Spike-Rush Eleocharis cylindrica OBL Common Gypsyweed Veronica officinalis FACU Creeping Manna Grass Glyceria acutiflora OBL Cylindric-Fruit Primrose-Willow Ludwigia glandulosa OBL Common Hackberry Celtis occidentalis FACU Creeping Molasses Grass Melinis repens UPL Cymose Fimbry Fimbristylis cymosa FAC Common Hop Humulus lupulus FACU Creeping Primrose-Willow Ludwigia repens OBL Cypress Peperomia Peperomia glabella FACW Common Hoptree Ptelea trifoliata FACU Creeping River Grass Echinochloa polystachya OBL Cypress Rosette Grass Dichanthelium dichotomum FAC Common Juniper Juniperus communis FACU Creeping Spike-Rush Eleocharis fallax OBL Cypress-Knee Helmet Orchid Cranichis muscosa UPL Common Knotweed Polygonum plebeium FACW Creeping St. John's-Wort Hypericum adpressum OBL Cypress-Knee Sedge Carex decomposita OBL Common Leopardbane Arnica acaulis UPL Creeping Velvet Grass Holcus mollis FACU Cypress-Swamp Sedge Carex joorii OBL Common Marsh Bedstraw Galium palustre OBL Creeping Water-Hyssop Bacopa repens OBL Cypress-Vine Ipomoea quamoclit FACU Common Marsh-Mallow Althaea officinalis FACW Creeping Wild Rye Elymus repens FACU Dagger-Leaf Spike-Rush Eleocharis lanceolata FACW Common Milkweed Asclepias syriaca UPL Creeping Yellow Wood-Sorrel Oxalis corniculata UPL Dahoon Ilex cassine FACW Common Moonwort Botrychium lunaria FAC Creeping Yellowcress Rorippa sylvestris OBL Daisy-Leaf Moonwort Botrychium matricariifolium UPL Common Morning-Glory Ipomoea purpurea UPL Creeping-Bluet Oldenlandiopsis callitrichoides FACW Dark-Green Bulrush Scirpus atrovirens OBL Common Mouse-Ear Chickweed Cerastium fontanum FAC Creeping-Charlie Pilea nummulariifolia FAC Dark-Green Sedge Carex venusta FACW Common Nipplewort Lapsana communis FAC Creeping-Inchplant Callisia repens FACU Darlington's Glade Spurge Euphorbia purpurea FACW Common Panic Grass Panicum capillare FAC Creeping-Jenny Lysimachia nummularia FACW Darlington's Oak Quercus hemisphaerica FACU Common Pawpaw Asimina triloba FAC Cress-Leaf Groundsel Packera glabella OBL Darrow's Blueberry Vaccinium darrowii FACU Common Persimmon Diospyros virginiana FAC Crested Anoda Anoda cristata FAC Davis' Sedge Carex davisii FAC Common Red Raspberry Rubus idaeus FACU Crested Dog's-Tail Grass Cynosurus cristatus UPL Day Flowering-Jassamine Cestrum diurnum UPL Common Reed Phragmites australis FACW Crested Flatingheart Nymphoides cristata OBL Deciduous Holly Ilex decidua FACW Common Rush Juncus pylaei OBL Crested Philippine-Violet Barleria cristata UPL Deciduous Traveler's-Joy Clematis ligusticifolia FACW Common Selfheal Prunella vulgaris FAC Crested Saltbush Atriplex mucronata FAC Deep-Root Nut-Rush Scleria lacustris FACW Common Sheep Sorrel Rumex acetosella FACU Crested Sedge Carex cristatella FAC Deerberry Vaccinium stamineum FACU Common Silver-Hair Grass Aira caryophyllea FAC Crested Wood Fern Dryopteris cristata OBL Deer-Root Iva axillaris FAC Common Snowberry Symphoricarpos albus FACU Crested Yellow Orchid Platanthera cristata OBL Deer-Tongue Rosette Grass Dichanthelium clandestinum FACW Common Sow-Thistle Sonchus oleraceus FACU Crimson-Eyed Rose-Mallow Hibiscus moscheutos OBL Delmarva Beggarticks Bidens bidentoides FACW Common Spike-Rush Eleocharis palustris OBL Crinkleroot Cardamine diphylla UPL Delta Arrowhead Sagittaria platyphylla OBL Common St. John's-Wort Hypericum perforatum FACU Crippled-Cranefly Tipularia discolor FACU Delta Club-Rush Schoenoplectus deltarum FACW Common Sunflower Helianthus annuus FAC Crooked-Stem American-Aster Symphyotrichum prenanthoides FAC Dense Gayfeather Liatris spicata FAC Common Tansy Tanacetum vulgare UPL Cross-Leaf Heath Erica tetralix FACU Dense-Flower Cord Grass Spartina densiflora OBL Common Three-Seed-Mercury Acalypha rhomboidea FAC Crossvine Bignonia capreolata FAC Dense-Spike Blackroot Pterocaulon pycnostachyum FACU Common Timothy Phleum pratense FACU Crow Garlic Allium vineale FACU Dense-Tuft Hair Sedge Bulbostylis capillaris FAC Deptford Pink Dianthus armeria UPL Dwarf Pawpaw Asimina pygmea FACU Elegant Dutchman's-Pipe Aristolochia elegans UPL Desert American-Aster Symphyotrichum expansum OBL Dwarf Plantain Plantago pusilla FACU Elephant Grass Cenchrus purpureus FAC Desert Horse-Purslane Trianthema portulacastrum FACW Dwarf Rattlesnake-Plantain Goodyera repens UPL Elephant-Leaf Brake Pteris grandifolia OBL Desert Tobacco Nicotiana obtusifolia FACU Dwarf Red Raspberry Rubus pubescens FACW Elf Orpine Diamorpha smallii FACW Desert-Willow Chilopsis linearis FACU Dwarf Saltwort Salicornia bigelovii OBL Elliot's Love Grass Eragrostis elliottii FACW Devil's Ivy Epipremnum pinnatum UPL Dwarf Sedge Carex pumila FACU Elliott's Beak Sedge Rhynchospora elliottii FACW Devil's-Bite Liatris scariosa UPL Dwarf Spleenwort Asplenium pumilum FAC Elliott's Bent Agrostis elliottiana FACU Devil's-Darning-Needles Clematis virginiana FAC Dwarf St. John's-Wort Hypericum mutilum FACW Elliott's Blueberry Vaccinium elliottii FACW Devil's-Gut Cassytha filiformis FAC Dwarf Sundew Drosera brevifolia OBL Elliott's Bluestem Andropogon gyrans FACU Devil's-Horsewhip Achyranthes aspera UPL Dwarf Trillium Trillium pusillum FACW Elliott's Croton Croton elliottii FACW Devil's-Pitchfork Bidens frondosa FACW Dwarf Umbrella Sedge Fuirena pumila OBL Elliott's Gentian Gentiana catesbaei OBL Devil's-Walkingstick Aralia spinosa FAC Dwarf Water-Clover Marsilea minuta OBL Elliott's Goldenrod Solidago latissimifolia OBL Devilwood Cartrema americana FAC Dwarf Witch-Alder Fothergilla gardenii FACW Elliott's Milk-Pea Galactia elliottii FACU Diamond Burrbark Triumfetta rhomboidea UPL Eared Coneflower Rudbeckia auriculata FACW Elliott's Rush Juncus elliottii OBL Diamond-Leaf Frogfruit Phyla fruticosa FAC Eared Redstem Ammannia auriculata OBL Elliott's Sedge Carex elliottii OBL Dimpled Trout-Lily Erythronium umbilicatum FAC Ear-Leaf Greenbrier Smilax auriculata FACU Elliott's Yellow-Eyed-Grass Xyris elliottii OBL Dioecious Sedge Carex sterilis OBL Early Azalea Rhododendron prinophyllum FAC Elliptic Spike-Rush Eleocharis elliptica OBL Disk Water-Hyssop Bacopa rotundifolia OBL Early Blue Violet Viola subsinuata FACU Eltrot Heracleum sphondylium UPL Ditch Fimbry Fimbristylis schoenoides FACW Early Buttercup Ranunculus fascicularis FAC Emory's Sedge Carex emoryi OBL Ditch Rabbit's-Foot Grass Polypogon interruptus OBL Early Crown Grass Paspalum praecox OBL Emperor's-Candlesticks Senna alata FACU Ditch-Stonecrop Penthorum sedoides OBL Early Meadow-Rue Thalictrum dioicum FAC Enchanting Violet-Lily Calydorea coelestina FACW Diverse-Leaf Crownbeard Verbesina heterophylla FACW Early Pseudosaxifrage Micranthes virginiensis FAC Engelmann's Arrowhead Sagittaria engelmanniana OBL Dixie Grape Fern Sceptridium jenmanii FAC Early St. John's-Wort Hypericum nudiflorum FACW Engelmann's Quillwort Isoetes engelmannii OBL Dixie Iris Iris hexagona OBL Early White-Top Fleabane Erigeron vernus OBL Engelmann's Sea-Grass Halophila engelmannii OBL Dixie Liverseed Grass Urochloa ramosa FACU Early-Leaf Brome Bromus latiglumis FACW Engelmann's Spike-Rush Eleocharis engelmannii FACW Dixie Silver-Back Fern Pityrogramma calomelanos UPL East Indian Crab Grass Digitaria setigera FAC Engler's Bogbutton Lachnocaulon engleri FACW Dixie Stitchwort Minuartia muscorum FACU Eastern Arborvitae Thuja occidentalis FACW English Hawthorn Crataegus monogyna FACU Dixie Tick-Trefoil Desmodium tortuosum FAC Eastern Black Nightshade Solanum ptychanthum FACU English Holly Ilex aquifolium FACU Dock-Leaf Smartweed Persicaria lapathifolia FACW Eastern Blue-Eyed-Grass Sisyrinchium atlanticum FACW English Ivy Hedera helix FACU Dog-Fennel Eupatorium capillifolium FACU Eastern Bluestar Amsonia tabernaemontana FACW English Plantain Plantago lanceolata FACU Dog's-Tongue Pseudelephantopus spicatus FACU Eastern Bottle-Brush Grass Elymus hystrix UPL Entire-Leaf Indian-Paintbrush Castilleja indivisa FAC Dominican Love Grass Eragrostis prolifera FAC Eastern Cottonwood Populus deltoides FAC Entire-Leaf Rosinweed Silphium integrifolium FAC Dot-Leaf Water-Lily Nymphaea ampla OBL Eastern Daisy Fleabane Erigeron annuus FACU Epiphytic Flat Sedge Cyperus lanceolatus FACW Dotted Beak Sedge Rhynchospora punctata OBL Eastern False Dragonhead Physostegia purpurea FACW Epling's Hedge-Nettle Stachys eplingii FAC Dotted Duckmeat Landoltia punctata OBL Eastern False Rue-Anemone Enemion biternatum FACW Erect Knotweed Polygonum erectum FACU Dotted Smartweed Persicaria punctata OBL Eastern Featherbells Stenanthium gramineum FAC Erect Prickly-Pear Opuntia stricta UPL Douglas' Knotweed Polygonum douglasii FACU Eastern Fox Sedge Carex triangularis FACW Erect Spiderling Boerhavia erecta UPL Douglas' Meadowsweet Spiraea douglasii FAC Eastern Grasswort Lilaeopsis chinensis OBL Erect Tropical Daisy Egletes viscosa FACW Douglas-Fir Pseudotsuga menziesii FACU Eastern Green-Violet Hybanthus concolor FACU Erect-Leaf Rosette Grass Dichanthelium erectifolium OBL Downy Birch Betula pubescens FAC Eastern Hemlock Tsuga canadensis FACU Estuary Pipewort Eriocaulon parkeri OBL Downy Carrion-Flower Smilax pulverulenta FAC Eastern Hop-Hornbeam Ostrya virginiana FACU Eula's American-Aster Symphyotrichum eulae FAC Downy Goldenrod Solidago puberula FACU Eastern Leatherwood Dirca palustris FACU Eurasian Water-Milfoil Myriophyllum spicatum OBL Downy Hawthorn Crataegus mollis FAC Eastern Marsh Fern Thelypteris palustris OBL Eurasian-Buttercup Ficaria verna FAC Downy Lobelia Lobelia puberula FACW Eastern Mock Grama Tripsacum dactyloides FAC European Alder Alnus glutinosa FACW Downy Milk-Pea Galactia volubilis FACU Eastern Narrow-Leaf Sedge Carex amphibola FACW European Barberry Berberis vulgaris UPL Downy Phlox Phlox pilosa FACU Eastern Poison Ivy Toxicodendron radicans FAC European Beach Grass Ammophila arenaria FACU Downy Rattlesnake-Plantain Goodyera pubescens UPL Eastern Poison-Oak Toxicodendron pubescens FACU European Bird Cherry Prunus padus UPL Downy Service-Berry Amelanchier arborea FACU Eastern Prickly Gooseberry Ribes cynosbati FACU European Black Nightshade Solanum nigrum FACU Downy Willowherb Epilobium strictum OBL Eastern Purple Bladderwort Utricularia purpurea OBL European Blue Rush Juncus inflexus FACW Downy Yellow Violet Viola pubescens FACU Eastern Red-Cedar Juniperus virginiana FACU European Buckthorn Rhamnus cathartica FACU Dragon's-Mouth Arethusa bulbosa OBL Eastern Rough Sedge Carex scabrata OBL European Centaury Centaurium erythraea FAC Drooping Forked Fern Dicranopteris flexuosa FAC Eastern Smooth Beardtongue Penstemon laevigatus FAC European Privet Ligustrum vulgare UPL Drooping Sedge Carex prasina OBL Eastern Star Sedge Carex radiata FAC European Searocket Cakile maritima FAC Drumheads Polygala cruciata OBL Eastern Straw Sedge Carex straminea OBL European Speedwell Veronica beccabunga OBL Drummond's Halfchaff Sedge Lipocarpha drummondii OBL Eastern Swamp Pseudosaxifrage Micranthes pensylvanica OBL European Water-Clover Marsilea quadrifolia OBL Drummond's Sedge Cyperus drummondii OBL Eastern Swamp-Privet Forestiera acuminata OBL European Weeping Birch Betula pendula FACU Drummond's Yellow-Eyed-Grass Xyris drummondii OBL Eastern Sweetshrub Calycanthus floridus FACU Eustis Lake Beardtongue Penstemon australis FACU Dry-Spike Sedge Carex siccata UPL Eastern Teaberry Gaultheria procumbens FACU Evening Rain-Lily Cooperia chlorosolen FACU Duck-Lettuce Ottelia alismoides OBL Eastern Wahoo Euonymus atropurpureus FAC Evening Trumpet-Flower Gelsemium sempervirens FAC Duck-Potato Sagittaria latifolia OBL Eastern White Pine Pinus strobus FACU Everglades Greenbrier Smilax coriacea FAC Dudley's Rush Juncus dudleyi FACW Eastern Woodland Sedge Carex blanda FAC Everglades Palm Acoelorrhaphe wrightii OBL Dumb-Cane Dieffenbachia seguine FACU Eastern Yellow Star-Grass Hypoxis hirsuta FACW Everglades Squarestem Melanthera angustifolia FAC Dune False Bluestem Schizachyrium littorale FAC Eaton's Beggarticks Bidens eatonii FACW Evergreen Bayberry Morella caroliniensis FACW Dwarf Azalea Rhododendron atlanticum FAC Eaton's Ladies'-Tresses Spiranthes eatonii FACU Evergreen Quillwort Isoetes hyemalis OBL Dwarf Barley Hordeum depressum FACW Ebony Spleenwort Asplenium platyneuron FACU Evergreen Traveler's-Joy Clematis vitalba UPL Dwarf Blue-Eyed-Grass Sisyrinchium minus FACU Edible Banana Musa acuminata FACW Evergreen Wood Fern Dryopteris intermedia FACU Dwarf Burhead Pygmy Swordplant Helanthium tenellum OBL Egg-Leaf Indian-Plantain Arnoglossum ovatum FACW Expanded Lobsterclaw Heliconia latispatha FACU Dwarf Chinkapin Oak Quercus prinoides UPL Egg-Leaf Rosette Grass Dichanthelium ovale FACU Eyebane Euphorbia nutans FACU Dwarf Crab Grass Digitaria serotina FAC Egyptian Starcluster Pentas lanceolata UPL FAC Lackeya multiflora L.P. Dwarf Filmy Fern Didymoglossum petersii FAC Egyptian Water Crown Grass Paspalidium geminatum OBL Queiroz & G.P. Lewis Dwarf Heliotrope Heliotropium supinum FACU Eight-Flower Six-Weeks Grass Vulpia octoflora FACU Fahkahatchee Bluethread Burmannia flava OBL Dwarf Live Oak Quercus minima FAC Elaeagnus Willow Salix elaeagnos FAC Fairy Beak Sedge Rhynchospora pusilla FACW Dwarf Palmetto Sabal minor FACW Elecampane Inula helenium UPL Fairywand Chamaelirium luteum FACU Fall Panic Grass Panicum dichotomiflorum FACW Flat-Stem Blue Grass Poa compressa FACU Florida Vetch Vicia floridana FACW Fall Phlox Phlox paniculata FACU Flat-Stem Pondweed Potamogeton zosteriformis OBL Florida Whitetop Rhynchospora floridensis FACW Fall Sneezeweed Helenium autumnale FACW Flat-Stem Spike-Rush Eleocharis compressa FACW Florida Willow Salix floridana FACW Fall-Flowering Pleatleaf Nemastylis floridana OBL Flattened Pipewort Eriocaulon compressum OBL Florida Yellow Bladderwort Utricularia floridana OBL Falling Dewberry Rubus apogaeus UPL Flattened Wild Oat Grass Danthonia compressa FACU Florida Yellow Flax Linum floridanum FAC False Caper Euphorbia tirucalli FACU Flat-Top Goldentop Euthamia graminifolia FAC Florida Yellow-Eyed-Grass Xyris floridana OBL False Daisy Eclipta prostrata FACW Flat-Top Mille-Graines Oldenlandia corymbosa FAC Florida Yellow-Loosestrife Lysimachia pumila FACW False Fennel Eupatorium leptophyllum FACW Flatwoods St. John's-Wort Hypericum microsepalum FAC Florida Yellowtops Flaveria floridana FACW False Hair Sedge Carex bulbostylis FACW Flax-Leaf False Foxglove Agalinis linifolia OBL Florida-Hobblebush Agarista populifolia FACW False Heather Cuphea hyssopifolia FACU Fleshy Clapdaisy Clappia suaedifolia FACW Flowering Dogwood Cornus florida FACU False Hop Sedge Carex lupuliformis OBL Floating Antler Fern Ceratopteris pteridoides OBL Flowering Pixie-Moss Pyxidanthera barbulata FAC False Indian-Plantain Senecio suaveolens FACW Floating Burr-Reed Sparganium fluctuans OBL Flypoison Amianthium muscitoxicum FAC False Indigo-Bush Amorpha fruticosa FACW Floating Manna Grass Glyceria septentrionalis OBL Fold-Ear Lobelia Lobelia flaccidifolia OBL False Lily-of-the-Valley Maianthemum canadense FAC Floating Marsh-Pennywort Hydrocotyle ranunculoides OBL Fool's-Watercress Helosciadium nodiflorum OBL False Maiden Fern Macrothelypteris torresiana FACW Floating Primrose-Willow Ludwigia peploides OBL Forest Blue Grass Poa nemoralis FAC False Mayweed Tripleurospermum maritimum FAC Flodman's Thistle Cirsium flodmanii FAC Foreward-Barb Bristle Grass Setaria verticilliformis FAC False Melic Grass Schizachne purpurascens FACU Florida Adder's-Mouth Orchid Malaxis spicata OBL Forked Bluecurls Trichostema dichotomum UPL False Mermaidweed Floerkea proserpinacoides FACW Florida Amaranth Amaranthus floridanus OBL Forked Fimbry Fimbristylis dichotoma OBL False Rhodes Grass Leptochloa crinita FACU Florida Anisetree Illicium floridanum FACW Forked Rush Juncus dichotomus FACW False Sea-Onion Ornithogalum caudatum FACU Florida Beak Sedge Rhynchospora eximia OBL Fountain Candy-Flower Montia fontana OBL Farewell-Summer Symphyotrichum lateriflorum FAC Florida Bear-Grass Nolina atopocarpa FAC Four-Angle Flat Sedge Cyperus tetragonus FAC Fascicled Beak Sedge Rhynchospora fascicularis FACW Florida Bellflower Campanula floridana OBL Four-Angle Rose-Gentian Sabatia quadrangula FACW Feather Love Grass Eragrostis amabilis FAC Florida Bellwort Uvularia floridana FACW Four-Flower Yellow-Loosestrife Lysimachia quadriflora OBL Feather Windmill Grass Chloris virgata FACU Florida Bluehearts Buchnera floridana FAC Four-Leaf Vetch Vicia acutifolia FACW Feather-Bristle Beak Sedge Rhynchospora oligantha OBL Florida Bluestem Andropogon floridanus FACU Four-Petal St. John's-Wort Hypericum tetrapetalum OBL Feather-Stem Club-Moss Lycopodiella prostrata OBL Florida Bully Sideroxylon reclinatum FAC Four-Spike Finger Grass Eustachys neglecta FACU Feathery Bamboo Bambusa vulgaris UPL Florida Burrhead Echinodorus floridanus OBL Four-Spike Heliotrope Heliotropium procumbens FACW Feathery False Solomon's-Seal Maianthemum racemosum FACU Florida Cherry Palm Pseudophoenix sargentii FACU Four-Wing Evening-Primrose Oenothera tetraptera FAC Fen Grass-of-Parnassus Parnassia glauca OBL Florida Clover-Ash Tetrazygia bicolor FAC Fowl Blue Grass Poa palustris FAC Fern Flat Sedge Cyperus filicinus OBL Florida Cock's-Spur Grass Echinochloa paludigena OBL Fowl Manna Grass Glyceria striata OBL Fern Pondweed Potamogeton robbinsii OBL Florida Crown Grass Paspalum floridanum FACW Fox Grape Vitis labrusca FAC Fernald's Beak Sedge Rhynchospora fernaldii FAC Florida Dancing-Lady Orchid Oncidium ensatum FACW Foxglove Beardtongue Penstemon digitalis FAC Fescue Sedge Carex festucacea FACW Florida Dock Rumex floridanus FACW Fox-Tail Barley Hordeum jubatum FAC Fevernut Caesalpinia crista FAC Florida Dropseed Sporobolus floridanus FACW Fox-Tail Club-Moss Lycopodiella alopecuroides OBL Fevertree Pinckneya bracteata OBL Florida False Beard Grass Chrysopogon pauciflorus FACU Fox-Tail Flat Sedge Cyperus alopecuroides FACW Few-Flower Beak Sedge Rhynchospora rariflora OBL Florida False Bluestem Schizachyrium rhizomatum FACW Fox-Tail Prairie-Clover Dalea leporina UPL Few-Flower Milkweed Asclepias lanceolata OBL Florida Hammock Sedge Carex vexans FACW Fox-Tail Prickle Grass Crypsis alopecuroides FACW Few-Flower Nut-Rush Scleria pauciflora FAC Florida Hartwrightia Hartwrightia floridana OBL Fox-Tail Sedge Carex alopecoidea FACW Few-Leaf Sunflower Helianthus occidentalis FACU Florida Hedge-Hyssop Gratiola floridana OBL Fragile-Stem American-Aster Symphyotrichum racemosum FACW Few-Nerve Cotton-Grass Eriophorum tenellum OBL Florida Hedge-Nettle Stachys floridana FAC Fragrant Beak Sedge Rhynchospora odorata OBL Fiddle Dock Rumex pulcher FACW Florida Hopbush Dodonaea viscosa UPL Fragrant Bedstraw Galium triflorum FACU Fiddle-Leaf Tobacco Nicotiana repanda FAC Florida Ironweed Vernonia blodgettii FACW Fragrant Eryngo Eryngium aromaticum FACW Field Blackberry Rubus arvensis FAC Florida Joint-Tail Grass Coelorachis tuberculosa OBL Fragrant Manjack Cordia dichotoma UPL Field Brome Bromus arvensis FACU Florida Keys Hempvine Mikania cordifolia FACW Fragrant Popcorn-Flower Plagiobothrys figuratus OBL Field Crown Grass Paspalum laeve FACW Florida Keys Nut-Rush Scleria lithosperma FAC Fragrant Spike Sedge Kyllinga odorata FACW Field Eryngo Eryngium campestre FAC Florida Ladies'-Tresses Spiranthes floridana FACW Fragrant Sumac Rhus aromatica UPL Field Horsetail Equisetum arvense FAC Florida Lobelia Lobelia floridana OBL Frank's Sedge Carex frankii OBL Field Meadow-Foxtail Alopecurus pratensis FAC Florida Loosestrife Lythrum flagellare OBL Fraser's St. John's-Wort Hypericum fraseri OBL Field Mouse-Ear Chickweed Cerastium arvense FACU Florida Mayten Maytenus phyllanthoides FAC Fraser's Yellow-Loosestrife Lysimachia fraseri FAC Field Pansy Viola bicolor FAC Florida Mountain-Mint Pycnanthemum floridanum FAC Fremont's Goosefoot Chenopodium fremontii FACU Field Pennycress Thlaspi arvense UPL Florida Orange Grass Ctenium floridanum FACW French Tamarisk Tamarix gallica FACW Field Pussytoes Antennaria neglecta UPL Florida Pellitory Parietaria floridana FAC Freshwater Cord Grass Spartina pectinata OBL Field Sow-Thistle Sonchus arvensis UPL Florida Phlox Phlox floridana FACU Fringed Beak Sedge Rhynchospora ciliaris OBL Field Thistle Cirsium discolor UPL Florida Pineland Spurge Euphorbia inundata FACW Fringed Bladderwort Utricularia simulans OBL Fine-Leaf Water-Dropwort Oenanthe aquatica OBL Florida Pinkroot Spigelia loganioides FACW Fringed Brome Bromus ciliatus FACW Finger False Dragonhead Physostegia digitalis FAC Florida Poisontree Metopium toxiferum FAC Fringed Greenbrier Smilax bona-nox FAC Finger Flat Sedge Cyperus digitatus OBL Florida Pondweed Potamogeton floridanus OBL Fringed Halberd Fern Tectaria fimbriata FACW Finger-Dogshade Cynosciadium digitatum FACW Florida Purple Bladderwort Utricularia amethystina OBL Fringed Meadow-Beauty Rhexia petiolata FACW Fire Cherry Prunus pensylvanica FACU Florida Reimar Grass Reimarochloa oligostachya OBL Fringed Nut-Rush Scleria ciliata FAC Fire-on-the-Mountain Euphorbia cyathophora FACU Florida Royal Palm Roystonea elata FACW Fringed Redmaids Calandrinia ciliata FACU Firewheel Gaillardia pulchella UPL Florida Rush Juncus paludosus OBL Fringed Rose-Mallow Hibiscus schizopetalus FACU Fish-Grass Cabomba palaeformis OBL Florida Sand-Reed Calamovilfa curtissii FAC Fringed Sedge Carex crinita FACW Fish-Tail Sword Fern Nephrolepis falcata FACU Florida Sands St. John's-Wort Hypericum exile FACW Fringed Sneezeweed Helenium drummondii OBL Five-Horn Smotherweed Bassia hyssopifolia FACU Florida Scrub Skullcap Scutellaria arenicola FAC Fringed Twinevine Funastrum cynanchoides FACU Five-Leaf Chastetree Vitex negundo UPL Florida Skullcap Scutellaria floridana OBL Fringed Willowherb Epilobium ciliatum FACW Five-Lobe-Cucumber Cayaponia quinqueloba FAC Florida Strangler Fig Ficus aurea FAC Fringed Windmill Grass Chloris ciliata UPL Five-Stamen Tamarisk Tamarix chinensis FACW Florida Sunflower Helianthus floridanus FACW Fringed Yellow Star-Grass Hypoxis juncea FACW Flameflower Macranthera flammea OBL Florida Tassel-Flower Emilia fosbergii UPL Fringed Yellow-Eyed-Grass Xyris fimbriata OBL Flat-Fruit Beak Sedge Rhynchospora compressa OBL Florida Thatch Palm Thrinax radiata FAC Fringed Yellow-Loosestrife Lysimachia ciliata FACW Flat-Leaf Bladderwort Utricularia intermedia OBL Florida Thoroughwort Eupatorium anomalum FACU Fringe-Leaf Tickseed Coreopsis integrifolia FACW Flat-Leaf Flat Sedge Cyperus planifolius FAC Florida Three-Awn Aristida rhizomophora FACW Fringe-Leaf Wild Petunia Ruellia humilis FACU Flat-Spike Sedge Abildgaardia ovata FACW Florida Tickseed Coreopsis floridana OBL Frost Grape Vitis vulpina FAC Flat-Stalk Pondweed Potamogeton friesii OBL Florida Valerian Valeriana scandens FAC Fuller's Teasel Dipsacus fullonum FACU Fuzzy Flat Sedge Cyperus pilosus FACW Golden Crown Grass Paspalum dilatatum FAC Green Fringed Orchid Platanthera lacera FACW Galingale Cyperus fuscus FAC Golden Crownbeard Verbesina encelioides FAC Green Hawthorn Crataegus viridis FACW Gallant-Soldier Galinsoga parviflora UPL Golden Currant Ribes aureum FAC Green Muhly Muhlenbergia racemosa FACW Gaping Grass Steinchisma hians OBL Golden Dock Rumex maritimus FACW Green Pitcherplant Sarracenia oreophila OBL Garber's Gayfeather Liatris garberi FACW Golden Gladecress Leavenworthia aurea FACU Green Woodland Orchid Platanthera clavellata OBL Garden Bird's-Foot-Trefoil Lotus corniculatus FACU Golden Groundsel Packera aurea FACW Greendragon Arisaema dracontium FACW Garden Cornflower Centaurea cyanus FACU Golden Hedge-Hyssop Gratiola aurea OBL Greene's Rush Juncus greenei FAC Garden Cosmos Cosmos bipinnatus FAC Golden Leather Fern Acrostichum aureum OBL Green-Flower Wintergreen Pyrola chlorantha UPL Garden Orache Atriplex hortensis FAC Golden Tickseed Coreopsis tinctoria FAC Green-Head Coneflower Rudbeckia laciniata FACW Garden Puff Neptunia oleracea OBL Goldenclub Orontium aquaticum OBL Green's Hawkweed Hieracium greenii FACU Garden Sorrel Rumex acetosa FACU Goldencrest Lophiola aurea OBL Green-Spot Nightshade Solanum douglasii FACU Garden Vetch Vicia sativa FACU Goldie's Wood Fern Dryopteris goldiana FAC Greenstripe Amaranthus acanthochiton FACU Garden Yellow-Loosestrife Lysimachia vulgaris FAC Gold-of-Pleasure Camelina sativa FACU Green-Vein Ladies'-Tresses Spiranthes praecox FACW Garden Yellow-Rocket Barbarea vulgaris FAC Goose-Foot Cornsalad Valerianella chenopodiifolia FAC Green-White Sedge Carex albolutescens FACW Garden-Balsam Impatiens balsamina UPL Goosetongue Plantago maritima FACW Gregory-Wood Bucida buceras FACW Garden-Nasturtium Tropaeolum majus UPL Gopher-Tail Love Grass Eragrostis ciliaris FACU Grid-Scale Maiden Fern Thelypteris patens FACU Garlic-Mustard Alliaria petiolata FACU Graceful Pouzolz's-Bush Pouzolzia zeylanica FAC Grisebach's Dwarf-Morning-Glory Evolvulus grisebachii FAC Gattinger's Panic Grass Panicum gattingeri FAC Graceful Sandmat Euphorbia hypericifolia FACU Gritty Hedge-Nettle Stachys aspera FAC Gaywings Polygaloides paucifolia FACU Graceful Sedge Carex gracillima FACU Groove-Stem Indian-Plantain Arnoglossum plantagineum FACU Georgia Bulrush Scirpus georgianus OBL Grand Redstem Ammannia robusta OBL Groundivy Glechoma hederacea FACU Georgia False Foxglove Agalinis georgiana FAC Granite Flat Sedge Cyperus granitophilus FACW Groundnut Apios americana FACW Georgia Holly Ilex longipes FAC Granite Stonecrop Sedum pusillum FAC Groundseltree Baccharis halimifolia FAC Georgia Indian-Plantain Arnoglossum sulcatum OBL Grassland Sedge Carex divulsa FAC Grove Blue Grass Poa alsodes FACU Georgia Indigo-Bush Amorpha georgiana FACW Grass-Leaf Arrowhead Sagittaria graminea OBL Guadalupe Waternymph Najas guadalupensis OBL Georgia Quillwort Isoetes georgiana OBL Grass-Leaf Barbara's-Buttons Marshallia graminifolia OBL Guadeloupe-Cucumber Melothria pendula FAC Georgia St. John's-Wort Hypericum erythraeae OBL Grass-Leaf Coneflower Rudbeckia graminifolia FACW Guard Withe Cydista aequinoctialis FACW Georgia Tickseed Coreopsis nudata OBL Grass-Leaf Lettuce Lactuca graminifolia UPL Guava Psidium guajava FAC Germander Speedwell Veronica chamaedrys UPL Grass-Leaf Mud-Plantain Heteranthera dubia OBL Guayanese Arrowhead Sagittaria guayanensis OBL German-Madwort Asperugo procumbens UPL Grass-Leaf Speedwell Veronica scutellata OBL Guianese Colicwood Myrsine cubana FAC Ghiesbreght's Panic Grass Panicum ghiesbreghtii FACW Grass-Leaf Starwort Stellaria graminea FAC Guinea Grass Megathyrsus maximus FAC Giant Arrowhead Sagittaria montevidensis OBL Grass-Leaf Wild Coco Eulophia graminea FACU Gulf Coast Lateral-Bulrush Isolepis pseudosetacea OBL Giant Blue Iris Iris giganticaerulea OBL Grass-Like Fimbry Fimbristylis littoralis OBL Gulf Coast Searocket Cakile constricta FACU Giant Brake Pteris tripartita FACW Grassy Pondweed Potamogeton gramineus OBL Gulf Coast Spike-Rush Eleocharis cellulosa OBL Giant Bristle Grass Setaria magna FACW Gray Birch Betula populifolia FAC Gulf Coast Twinevine Funastrum angustifolium FACW Giant Cane Arundinaria gigantea FACW Gray Dogwood Cornus racemosa FAC Gulf Cock's-Spur Grass Echinochloa crus-pavonis OBL Giant Dropseed Sporobolus giganteus UPL Gray She-Oak Casuarina glauca FAC Gulf Cord Grass Spartina spartinae OBL Giant Flat Sedge Cyperus giganteus OBL Gray Willow Salix bebbiana FACW Gulf Dune Crown Grass Paspalum monostachyum FACW Giant Helleborine Epipactis gigantea OBL Gray-Bark Grape Vitis cinerea FAC Gulf False Bluestem Schizachyrium maritimum FAC Giant Hogweed Heracleum mantegazzianum FAC Gray's Beak Sedge Rhynchospora grayi UPL Gulf Pipewort Eriocaulon koernickianum OBL Giant Ironweed Vernonia gigantea FAC Gray's Sedge Carex grayi FACW Gulf River Harperella Harperella fluviatilis OBL Giant Plume Grass Saccharum giganteum FACW Great Blue Lobelia Lobelia siphilitica OBL Gulf Sandmat Euphorbia thymifolia FAC Giant Sedge Carex gigantea OBL Great Coneflower Rudbeckia maxima FAC Gulf Searocket Cakile geniculata FAC Giant Sunflower Helianthus giganteus FACW Great Mullein Verbascum thapsus FACU Gulf Sebastian-Bush Ditrysinia fruticosa FAC Giant Taro Alocasia macrorrhizos FACW Great Plains False Willow Baccharis salicina FAC Gulf Skullcap Scutellaria cardiophylla FAC Giant Thorny Bamboo Bambusa bambos FACU Great Plains Flat Sedge Cyperus lupulinus FACU Gulf Spike-Moss Selaginella ludoviciana FACW Giant-Chickweed Myosoton aquaticum FACW Great Plains Groundsel Packera tampicana FACW Gulf Swampweed Hygrophila lacustris OBL Giant-Knotweed Reynoutria sachalinensis UPL Great Plains Ladies'-Tresses Spiranthes magnicamporum FACU Gullfeed Scaevola plumieri FACU Giant-Reed Arundo donax FAC Great Plantain Plantago major FAC Gum Bully Sideroxylon lanuginosum FACU Giant-Spiral Ladies'-Tresses Spiranthes longilabris FACW Great Ragweed Ambrosia trifida FAC Gunpowder-Tree Trema orientalis FACU Ginger-Leaf Morning-Glory Ipomoea asarifolia OBL Great St. John's-Wort Hypericum ascyron FAC Guyandotte-Beauty Synandra hispidula FACU Glade Fern Diplazium pycnocarpon FAC Great Valley Gumweed Grindelia camporum FACU Gypsy-Flower Cynoglossum officinale UPL Glade Lobelia Lobelia glandulosa OBL Greater Bladder Sedge Carex intumescens FACW Gypsywort Lycopus europaeus OBL Glade Morning-Glory Ipomoea sagittata FACW Greater Bladderwort Utricularia macrorhiza OBL Hachuela Pelexia adnata FACW Glade-Mallow Napaea dioica FACW Greater Canadian St. John's-Wort Hypericum majus FACW Hair-Awn Muhly Muhlenbergia capillaris FAC Glades Spike-Rush Eleocharis bifida FACW Greater Celandine Chelidonium majus UPL Hair-Like Spike-Rush Eleocharis nana OBL Glandular Speedwell Veronica cymbalaria FAC Greater Creeping Spearwort Ranunculus flammula FACW Hairy Beakgrain Diarrhena obovata FAC Glenwood Grass Sacciolepis indica FAC Greater Four-Point Evening-Primrose Oenothera Hairy Beggarticks Bidens pilosa FAC Globe Beak Sedge Rhynchospora globularis FACW rhombipetala FACU Hairy Bittercress Cardamine hirsuta FACU Globe Flat Sedge Cyperus echinatus FAC Greater Fringed-Gentian Gentianopsis crinita FACW Hairy Buttercup Ranunculus sardous FAC Globe-Fruit Primrose-Willow Ludwigia sphaerocarpa OBL Greater Purple Fringed Orchid Platanthera grandiflora FACW Hairy Cat's-Ear Hypochaeris radicata UPL Globe-Pod Pepperwort Lepidium appelianum FAC Greater St. John's-Wort Hypericum walteri OBL Hairy Chaffhead Carphephorus paniculatus FACW Gloria-de-la-Manana Ipomoea carnea FACU Greater Straw Sedge Carex normalis FACW Hairy Clustervine Jacquemontia tamnifolia FACU Glossy False Buckthorn Frangula alnus FAC Greater Water Dock Rumex britannica OBL Hairy Corkwood Leitneria pilosa FACW Glossy-Seed Yellow Star-Grass Hypoxis sessilis FAC Greater Water-Starwort Callitriche heterophylla OBL Hairy Cornsalad Valerianella amarella FACU Glossy-Shower Senna surattensis FAC Greater Yellow Water Buttercup Ranunculus flabellaris OBL Hairy Crab Grass Digitaria sanguinalis FACU Glowing Nightshade Solanum pseudogracile FACU Great-Laurel Rhododendron maximum FAC Hairy Crabweed Fatoua villosa FACU Goat Willow Salix caprea OBL Greek-Valerian Polemonium reptans FAC Hairy Eared Rockcress Arabis pycnocarpa FACU Goatweed Capraria biflora FACW Green Adder's-Mouth Orchid Malaxis unifolia FAC Hairy Evening-Primrose Oenothera villosa FACU Godfrey's False Dragonhead Physostegia godfreyi OBL Green Arrow-Arum Peltandra virginica OBL Hairy Fimbry Fimbristylis puberula OBL Godfrey's Stitchwort Minuartia godfreyi FACW Green Ash Fraxinus pennsylvanica FACW Hairy Hedge-Nettle Stachys pilosa FACW Golden Alexanders Zizia aurea FAC Green Carpetweed Mollugo verticillata FAC Hairy Pagoda-Plant Blephilia hirsuta FACU Golden Butterfly Palm Dypsis lutescens FAC Green Five-Leaf Orchid Isotria medeoloides FACU Hairy Primrose-Willow Ludwigia pilosa OBL Golden Colicroot Aletris aurea FACW Green Flat Sedge Cyperus virens FACW Hairy Shadow-Witch Ponthieva racemosa FACW Hairy Smartweed Persicaria hirsuta OBL Helleborine Epipactis helleborine UPL Indian-Hemp Apocynum cannabinum FACU Hairy Smotherweed Bassia hirsuta OBL Heller's Rosette Grass Dichanthelium oligosanthes FACU Indianola Beak Sedge Rhynchospora indianolensis FACW Hairy Solomon's-Seal Polygonatum pubescens FACU Helmet-Flower Scutellaria integrifolia FAC Indian-Shot Canna indica FACW Hairy St. John's-Wort Hypericum setosum FACW Hemlock Rosette Grass Dichanthelium portoricense FACU Indian-Strawberry Potentilla indica FACU Hairy Sweet-Cicely Osmorhiza claytonii FACU Hemlock Water-Parsnip Sium suave OBL Indian-Tobacco Lobelia inflata FAC Hairy Umbrella Sedge Fuirena squarrosa OBL Hen's-Eyes Ardisia crenata FAC Indian-Walnut Aleurites moluccanus UPL Hairy Water-Clover Marsilea vestita OBL Herbaceous Seepweed Suaeda maritima OBL Inflated Duckweed Lemna gibba OBL Hairy Wild Rye Elymus villosus FACU Herb-of-Grace Bacopa monnieri OBL Inflated Narrow-Leaf Sedge Carex grisea FACW Hairy Woodland Brome Bromus pubescens FACU Herb-of-the-Cross Verbena officinalis FACU Inflated-Scale Flat Sedge Cyperus aggregatus FAC Hairy Wood-Rush Luzula acuminata FACU Herbwilliam Ptilimnium capillaceum OBL Inkberry Ilex glabra FACW Hairy-Fruit Chervil Chaerophyllum tainturieri FAC Hercules'-Club Zanthoxylum clava-herculis FAC Inland Leather Fern Acrostichum danaeifolium OBL Hairy-Fruit Sedge Carex trichocarpa OBL Hermaphrodite Flat Sedge Cyperus hermaphroditus FACU Inland Rush Juncus interior FACU Hairy-Joint Meadow-Parsnip Thaspium barbinode UPL Hidden Spike-Moss Selaginella eclipes FACW Inland Sedge Carex interior OBL Hairy-Laurel Kalmia hirsuta FACW Hidden-Fruit Bladderwort Utricularia geminiscapa OBL Innocent-Weed Cenchrus longispinus FACU Hairy-Seed Crown Grass Paspalum pubiflorum FACW Hierba-Del-Sapo Eryngium nasturtiifolium FACW Intermediate Mermaidweed Proserpinaca intermedia OBL Hairy-Stem Gooseberry Ribes hirtellum FAC Highbush Blueberry Vaccinium corymbosum FACW Intermediate Service-Berry Amelanchier intermedia FACW Hairy-Twig Huckleberry Gaylussacia tomentosa FACU Highbush-Cranberry Viburnum opulus FACW Intermediate Spike-Rush Eleocharis intermedia FACW Halberd-Leaf Orache Atriplex patula FACW Highland Doghobble Leucothoe fontanesiana FACW Interrupted Club-Moss Spinulum annotinum FAC Halberd-Leaf Rose-Mallow Hibiscus laevis OBL Himalayan Blackberry Rubus armeniacus UPL Interrupted Fern Osmunda claytoniana FAC Halberd-Leaf Tearthumb Persicaria arifolia OBL Hirsts' Rosette Grass Dichanthelium hirstii OBL Island American-Aster Symphyotrichum bahamense OBL Halberd-Leaf Yellow Violet Viola hastata FACU Hirsute Sedge Carex complanata FAC Italian Bristle Grass Setaria italica FACU Hale's Pentodon Pentodon pentandrus OBL Hoary Bowlesia Bowlesia incana FAC Italian-Spinach Amaranthus graecizans FACU Half-Flower Scaevola sericea FACU Hoary Sedge Carex canescens OBL Itch Grass Rottboellia cochinchinensis FACU Hall's Club-Rush Schoenoplectus hallii OBL Hobblebush Viburnum lantanoides FAC Ivy Water-Crowfoot Ranunculus hederaceus OBL Hall's Panic Grass Panicum hallii FACU Hollow-Stem Spike-Rush Eleocharis acutangula FAC Ivy-Leaf Duckweed Lemna trisulca OBL Hammock False Rein Orchid Habenaria distans FACW Holly-Leaf Fringed Fern Lomariopsis kunzeana FAC Ivy-Leaf Morning-Glory Ipomoea hederacea FACU Hammock Fern Blechnum occidentale FAC Holly-Leaf Oregon-Grape Mahonia aquifolium UPL Jack-in-the-Bush Chromolaena odorata FAC Hammock Sedge Carex fissa FACW Holly-Leaf Waternymph Najas marina OBL Jack-in-the-Pulpit Arisaema triphyllum FACW Hammock Snakeroot Ageratina jucunda FACU Honey Mesquite Prosopis glandulosa UPL Jackson False Foxglove Agalinis filicaulis FAC Hammock Velvetseed Guettarda elliptica FACU Honeycup Zenobia pulverulenta OBL Jamaican Capertree Quadrella jamaicensis FAC Hammock Viper's-Tail Pentalinon luteum FAC Honey-Locust Gleditsia triacanthos FAC Jamaican Crab Grass Digitaria horizontalis FACU Hampton False Foxglove Agalinis flexicaulis FACW Honeyvine Cynanchum laeve FAC Jamaican Feverplant Tribulus cistoides FACU Handsome-Harry Rhexia virginica FACW Hooded Arrowhead Sagittaria calycina OBL Jamaican Nettletree Trema micrantha FAC Hard Fescue Festuca trachyphylla UPL Hooded Blue Violet Viola sororia FAC Jamaican Nightshade Solanum jamaicense FACU Harding Grass Phalaris aquatica FACU Hooded Pitcherplant Sarracenia minor OBL Jamaican-Forget-Me-Not Browallia americana FACU Hard-Leaf Flat-Top-Goldenrod Solidago rigida FACU Hooded Skullcap Scutellaria galericulata OBL Jamaican-Weed Nama jamaicense FACU Hard-Stem Club-Rush Schoenoplectus acutus OBL Hooker's Eryngo Eryngium hookeri FACW Jambolan-Plum Syzygium cumini UPL Harlequin Blueflag Iris versicolor OBL Hooker's Evening-Primrose Oenothera elata FACW James' Water-Lily Nymphaea jamesoniana OBL Harper's Beak Sedge Rhynchospora harperi OBL Hooker's Milkwort Polygala hookeri FACW Japanese Barberry Berberis thunbergii UPL Harper's Fimbry Fimbristylis perpusilla OBL Hoopvine Trichostigma octandrum FACU Japanese Bristle Grass Setaria faberi UPL Harper's Heartleaf Hexastylis speciosa FACW Hop Sedge Carex lupulina OBL Japanese Climbing Fern Lygodium japonicum FAC Harper's Yellow-Eyed-Grass Xyris scabrifolia OBL Horned Bladderwort Utricularia cornuta OBL Japanese Honeysuckle Lonicera japonica FACU Harper's-Beauty Isidrogalvia flava OBL Horned-Pondweed Zannichellia palustris OBL Japanese Hop Humulus japonicus FAC Hartweg's Crown Grass Paspalum hartwegianum FACW Horn-Leaf Riverweed Podostemum ceratophyllum OBL Japanese Love Grass Eragrostis japonica FAC Harvestbells Gentiana saponaria FACW Horsebrier Smilax rotundifolia FAC Japanese Mazus Mazus pumilus FACU Harvestlice Agrimonia parviflora FAC Horsefly's-Eye Dopatrium junceum OBL Japanese Meadowsweet Spiraea japonica FACU Harvey's Beak Sedge Rhynchospora harveyi FACW Horseradish-Tree Moringa oleifera FACU Japanese Panic Grass Panicum bisulcatum FACW Harvey's Buttercup Ranunculus harveyi FACU Horsesugar Symplocos tinctoria FAC Japanese Privet Ligustrum japonicum FAC Hastate Orache Atriplex prostrata FACW Horse-Tail Crown Grass Paspalum repens OBL Japanese Stilt Grass Microstegium vimineum FAC Hato-Tejas Microstachys corniculata UPL Horsetail Milkweed Asclepias subverticillata FACU Japanese Water Grass Echinochloa esculenta FAC Hattie Bauer's Halberd Fern Tectaria coriandrifolia OBL Horsetail-Spike-Rush Eleocharis equisetoides OBL Japanese-Clover Kummerowia striata FACU Hawaii Sea-Hibiscus Talipariti tiliaceum FACU Humped Bladderwort Utricularia gibba OBL Japanese-Knotweed Reynoutria japonica UPL Hay-Scented Fern Dennstaedtia punctilobula UPL Hungerweed Ranunculus arvensis FAC Japanese-Millet Echinochloa frumentacea UPL Heart-Leaf Alexanders Zizia aptera FAC Husk-Tomato Physalis pubescens UPL Jaragua Hyparrhenia rufa UPL Heart-Leaf Foamflower Tiarella cordifolia FAC Hyssop Loosestrife Lythrum hyssopifolium OBL Javelin-Grass Juncus pallidus FACW Heart-Leaf Four-O'clock Mirabilis nyctaginea FACU Hyssop-Leaf Hedge-Nettle Stachys hyssopifolia OBL Jersey Rabbit-Tobacco Pseudognaphalium luteoalbum FAC Heart-Leaf Hedge-Nettle Stachys cordata FAC Hyssop-Leaf Sandmat Euphorbia hyssopifolia FAC Jerusalem-Artichoke Helianthus tuberosus FACU Heart-Leaf Iceplant Mesembryanthemum cordifolium FAC Icaco Coco-Plum Chrysobalanus icaco FACW Jerusalem-Oak Dysphania botrys FACU Heart-Leaf Nettle Urtica chamaedryoides FAC Illinois Pondweed Potamogeton illinoensis OBL Jesuit's-Bark Iva frutescens FACW Heart-Leaf Paper Birch Betula cordifolia FACU Inchplant Tradescantia zebrina UPL Jeweled Maiden Fern Thelypteris opulenta FACW Heart-Leaf Peppervine Ampelopsis cordata FAC Incised Halberd Fern Tectaria incisa FACW Jio Commelina benghalensis FACU Heart-Leaf Plantain Plantago cordata OBL Indian Crown Grass Paspalum scrobiculatum FACW Job's-Tears Coix lacryma-jobi FACW Heart-Leaf Skullcap Scutellaria ovata UPL Indian Cucumber-Root Medeola virginiana FACU Joewood Jacquinia keyensis FAC Heart-Leaf Twayblade Neottia cordata FACW Indian Goose Grass Eleusine indica FACU Johnson Grass Sorghum halepense FACU Heart-of-Jesus Caladium bicolor FAC Indian Heliotrope Heliotropium indicum FAC Johnson's Sea-Grass Halophila johnsonii OBL Heartseed Cardiospermum microcarpum FAC Indian Joint-Vetch Aeschynomene indica FACW Jointed Crown Grass Paspalum distichum OBL Heart-Wing Sorrel Rumex hastatulus FACU Indian Jujube Ziziphus mauritiana FACU Jointed Flat Sedge Cyperus articulatus OBL Heather Calluna vulgaris FAC Indian Love Grass Eragrostis pilosa FACU Joint-Leaf Rush Juncus articulatus OBL Heavenly-Blue Morning-Glory Ipomoea violacea FACW Indian Marshweed Limnophila indica OBL Joseph's-Coat Amaranthus tricolor UPL Heavy Sedge Carex gravida FACW Indian Sweet-Clover Melilotus indicus FACU Josiah Amaranth Amaranthus greggii FAC Hedge False Bindweed Calystegia sepium FAC Indian Toothcup Rotala indica OBL Juba's-Bush Iresine diffusa FAC Hedgeflower Lantana camara FACU Indian Wild Rice Zizania aquatica OBL Juda's-Bush Iresine rhizomatosa FACW Hedgehog Wood-Rush Luzula echinata FAC Indian Wood-Oats Chasmanthium latifolium FAC Jug Orchid Platythelys latifolia FACW Jumpseed Persicaria virginiana FAC Large-Leaf Marsh-Pennywort Hydrocotyle bowlesioides FAC Limpo Grass Hemarthria altissima FACW Jungle-Rice Echinochloa colona FACW Large-Leaf Pondweed Potamogeton amplifolius OBL Linden-Leaf Rose-Mallow Hibiscus furcellatus FAC Juniper-Leaf Polypremum procumbens FACU Large-Leaf Rose-Gentian Sabatia macrophylla FACW Linear-Leaf Candy-Flower Montia linearis FAC Justiceweed Eupatorium leucolepis FACW Large-Leaf Wood-Aster Eurybia macrophylla UPL Linear-Leaf Wild Petunia Ruellia simplex FAC Jute Corchorus aestuans FAC Large-Seed Forget-Me-Not Myosotis macrosperma FAC Little Aguja Pondweed Potamogeton berchtoldii OBL Kalm's Brome Bromus kalmii FACU Large-Seed Goosefoot Chenopodium macrospermum FACW Little Barley Hordeum pusillum FACU Kansas Arrowhead Sagittaria ambigua OBL Larkdaisy Centratherum punctatum FACU Little Curly-Grass Fern Schizaea pusilla OBL Kariba-Weed Salvinia molesta OBL Late Goldenrod Solidago gigantea FACW Little Duckweed Lemna obscura OBL Keeled Lateral-Bulrush Isolepis carinata FACW Late Lowbush Blueberry Vaccinium angustifolium FACU Little False Bluestem Schizachyrium scoparium FACU Kentucky Blue Grass Poa pratensis FACU Late-Flowering Thoroughwort Eupatorium serotinum FAC Little Floating Bladderwort Utricularia radiata OBL Kentucky Rush Juncus anthelatus FACW Lattice Joint-Tail Grass Coelorachis tessellata FACW Little Floatingheart Nymphoides cordata OBL Khus-Khus Chrysopogon zizanioides FACW Lattice-Vein Fern Thelypteris reticulata FACW Little Green Sedge Carex viridula OBL Kidney-Leaf Buttercup Ranunculus abortivus FACW Laurel Oak Quercus laurifolia FACW Little Hedge-Hyssop Gratiola amphiantha OBL Kidney-Leaf Grass-of-Parnassus Parnassia asarifolia OBL Laurel-Leaf Greenbrier Smilax laurifolia FACW Little Ladies'-Tresses Spiranthes tuberosa FACU Kidney-Leaf Mud-Plantain Heteranthera reniformis OBL Lavender Bladderwort Utricularia resupinata OBL Little Mountain Meadow-Rue Thalictrum mirabile OBL Kidney-Shape Sedge Carex reniformis FACW Lawn American-Aster Symphyotrichum divaricatum OBL Little River Arrowhead Sagittaria secundifolia OBL King Solomon's-Seal Polygonatum biflorum FACU Lawn Burrweed Soliva sessilis FACU Littlebell Ipomoea triloba FAC King-of-the-Meadow Thalictrum pubescens FACW Lawn Marsh-Pennywort Hydrocotyle sibthorpioides FACW Little-Brown-Jug Hexastylis arifolia FAC King's-Crown Rhodiola rosea FACU Lax Gaping Grass Steinchisma laxum FACW Little-Head Nut-Rush Scleria oligantha FAC King's-Cureall Oenothera biennis FACU Lax Hornpod Mitreola petiolata FACW Little-Head Spike-Rush Eleocharis parvula OBL Kiss-Me-Over-the-Garden-Gate Persicaria orientalis FAC Lax-Leaf Yellow-Eyed-Grass Xyris laxifolia OBL Little-Hip Hawthorn Crataegus spathulata FAC Kiss-Me-Quick Portulaca pilosa FACU Le Conte's Flat Sedge Cyperus lecontei FACW Little-Hogweed Portulaca oleracea FACU Knieskern's Beak Sedge Rhynchospora knieskernii OBL Le Conte's Thistle Cirsium lecontei FACW Little-Ironweed Cyanthillium cinereum FAC Knotted Rush Juncus nodosus OBL Leafy Bladderwort Utricularia foliosa OBL Little-Leaf Milkwort Polygala brevifolia FACW Knotted Spike-Rush Eleocharis interstincta OBL Leafy Bulrush Scirpus polyphyllus OBL Little-Leaf Titi Cyrilla racemiflora FACW Knotty-Leaf Rush Juncus acuminatus OBL Leafy Pondweed Potamogeton foliosus OBL Little-Pod False Flax Camelina microcarpa FACU Korean-Clover Kummerowia stipulacea FACU Leafy Tussock Sedge Carex aquatilis OBL Little-Tooth Sedge Carex microdonta FACW Kral's Yellow-Eyed-Grass Xyris longisepala OBL Leafy-Bract Dwarf Rush Juncus capitatus FACU Live Oak Quercus virginiana FACU Krauss' Spike-Moss Selaginella kraussiana FACW Lean Flat Sedge Cyperus setigerus FAC Livid Sedge Carex livida OBL Kudzu Pueraria montana FACU Least Adder's-Tongue Ophioglossum nudicaule FAC Lizard's-Tail Saururus cernuus OBL Kunth's Evening-Primrose Oenothera kunthiana FACU Least Duckweed Lemna minuta OBL Lobed Croton Croton lobatus UPL Kunth's Maiden Fern Thelypteris kunthii FACW Least Moonwort Botrychium simplex FACU Loblolly Pine Pinus taeda FAC La Plata Sandspurry Spergularia platensis FACW Leatherleaf Chamaedaphne calyculata OBL Loblolly-Bay Gordonia lasianthus FACW Laceflower Ptilimnium nuttallii FAC Leathery Grape Fern Sceptridium multifidum FAC Log Fern Dryopteris celsa FAC Lace-Lip Ladies'-Tresses Spiranthes laciniata FACW Leathery Knotweed Polygonum achoreum FAC Lollipop Mimosa Mimosa pellita FAC Lacy Sleepy Daisy Xanthisma spinulosum FACU Leathery Rush Juncus coriaceus FACW Long Beach Primrose-Willow Ludwigia brevipes OBL Ladder Brake Pteris vittata FAC Leavenworth's Goldenrod Solidago leavenworthii FAC Long-Awn Cock's-Spur Grass Echinochloa walteri OBL Lake Huron Green Orchid Platanthera huronensis OBL Leavenworth's Tickseed Coreopsis leavenworthii FACW Long-Barb Arrowhead Sagittaria longiloba OBL Lake Panic Grass Panicum lacustre FACW Lemonbalm Melissa officinalis UPL Long-Beak Arrowhead Sagittaria australis OBL Lakebank Sedge Carex lacustris OBL Lesser Bladder Sedge Carex vesicaria OBL Long-Beak Beak Sedge Rhynchospora scirpoides OBL Lakecress Rorippa aquatica OBL Lesser Bladderwort Utricularia minor OBL Long-Beak Sedge Carex sprengelii FACU Lakeside Sunflower Helianthus carnosus FACW Lesser Burrdock Arctium minus UPL Long-Beak Water-Crowfoot Ranunculus longirostris OBL Lamarck's Bedstraw Galium divaricatum FAC Lesser Canadian St. John's-Wort Hypericum canadense FACW Long-Beard Bluestem Andropogon longiberbis FAC Lamb's-Quarters Chenopodium album FACU Lesser Clearweed Pilea fontana FACW Long-Bract Frog Orchid Coeloglossum viride FAC Lamp Rush Juncus effusus OBL Lesser Creeping Rush Juncus repens OBL Long-Bract Sedge Carex extensa OBL Lance-Leaf Buckthorn Rhamnus lanceolata FAC Lesser Duckweed Lemna aequinoctialis OBL Long-Bract Spiderwort Tradescantia bracteata FAC Lance-Leaf Figwort Scrophularia lanceolata FAC Lesser Florida Spurge Euphorbia polyphylla FACU Long-Claw Orchid Eltroplectris calcarata FAC Lance-Leaf Goldenweed Pyrrocoma lanceolata FAC Lesser Hawkbit Leontodon saxatilis UPL Long-Horn False Rein Orchid Habenaria quinqueseta FACW Lance-Leaf Greenbrier Smilax smallii FACU Lesser Herbrobert Geranium robertianum FACU Long-Leaf Basket Grass Oplismenus hirtellus FAC Lance-Leaf Moonwort Botrychium lanceolatum FAC Lesser Pond Sedge Carex acutiformis OBL Long-Leaf Camphorweed Pluchea longifolia OBL Lance-Leaf Primrose-Willow Ludwigia lanceolata OBL Lesser Poverty Rush Juncus tenuis FAC Long-Leaf Cup Grass Eriochloa michauxii FACW Lance-Leaf Rose-Gentian Sabatia difformis OBL Lesser Purple Fringed Orchid Platanthera psycodes FACW Long-Leaf Cut-Throat Grass Coleataenia longifolia FACU Lance-Leaf Tickseed Coreopsis lanceolata UPL Lesser Quaking Grass Briza minor FAC Long-Leaf Lobelia Lobelia elongata OBL Lance-Leaf Yellow-Loosestrife Lysimachia lanceolata FAC Lesser St. John's-Wort Hypericum tubulosum OBL Long-Leaf Milkweed Asclepias longifolia FAC Langlois' Violet Viola langloisii FACW Lickstoop Dentella repens FACW Long-Leaf Pine Pinus palustris FACU Large Barnyard Grass Echinochloa crus-galli FACW Licorice Bedstraw Galium circaezans FACU Long-Leaf Pondweed Potamogeton nodosus OBL Large Beak Sedge Rhynchospora macra OBL Licorice-Weed Scoparia dulcis FAC Long-Leaf Starwort Stellaria longifolia FACW Large Bird's-Foot-Trefoil Lotus uliginosus FACU Liebmann's Leaf-Flower Phyllanthus liebmannianus FACW Long-Leaf Sunflower Helianthus longifolius FAC Large Buttercup Ranunculus macranthus FACW Lilac Tassel-Flower Emilia sonchifolia UPL Long-Leaf Wedgescale Sphenopholis filiformis FACU Large Cranberry Vaccinium macrocarpon OBL Limber Honeysuckle Lonicera dioica FACU Long-Leaf Wood-Oats Chasmanthium sessiliflorum FAC Large Gallberry Ilex coriacea FACW Limeberry Triphasia trifolia FAC Long's Bittercress Cardamine longii OBL Large Gray Willow Salix cinerea FACW Limestone Adder's-Tongue Ophioglossum engelmannii FACU Long's Blackberry Rubus longii FAC Large Mosquito Fern Azolla filiculoides OBL Limestone Bittercress Cardamine douglassii OBL Long's Bulrush Scirpus longii OBL Large Selenia Selenia grandis FACW Limestone Bugheal Trichocoronis wrightii FACW Long's Rush Juncus longii OBL Large Sweet Vernal Grass Anthoxanthum odoratum FACU Limestone Prickly-Ash Zanthoxylum fagara FACU Long's Sedge Carex longii OBL Large Yellow-Loosestrife Lysimachia punctata OBL Limestone Quillwort Isoetes butleri OBL Long-Sepal Beardtongue Penstemon calycosus FACU Large-Flower Heartleaf Hexastylis shuttleworthii FACU Limestone Spike-Rush Eleocharis occulta FACW Long-Sepal False Dragonhead Physostegia longisepala FACW Large-Flower Milkweed Asclepias connivens OBL Limestone Wild Basil Clinopodium arkansanum FACW Long-Spike Fluff Grass Tridens strictus FACW Large-Flower Primrose-Willow Ludwigia grandiflora OBL Limestone Wild Petunia Ruellia strepens FAC Long-Spur False Rein Orchid Habenaria floribunda FACW Large-Flower Rose-Gentian Sabatia grandiflora FACW Limestone-Forest Sedge Carex superata FAC Long-Spur Violet Viola rostrata FACU Large-Flower Valerian Valeriana pauciflora FAC Limestone-Meadow Sedge Carex granularis FACW Long-Stalk Sedge Carex pedunculata OBL Large-Leaf Geigertree Cordia sebestena FAC Limewater Brookweed Samolus ebracteatus OBL Long-Stem Adder's-Tongue Ophioglossum petiolatum FAC Large-Leaf Grass-of-Parnassus Parnassia grandifolia OBL Limp Manna Grass Glyceria laxa OBL Long-Tube Evening-Primrose Oenothera flava FACU Loomis' Yellow-Loosestrife Lysimachia loomisii OBL Marsh Mermaidweed Proserpinaca palustris OBL Miniature-Beefsteakplant Mosla dianthera FACU Loose Water-Milfoil Myriophyllum laxum OBL Marsh Panic Grass Panicum paludosum OBL Minniebush Menziesia pilosa FACU Loose-Flower Water-Willow Justicia ovata OBL Marsh Primrose-Willow Ludwigia palustris OBL Minute Duckweed Lemna perpusilla OBL Loose-Head Beak Sedge Rhynchospora chalarocephala OBL Marsh Rose-Gentian Sabatia dodecandra OBL Miramar-Weed Hygrophila polysperma OBL Lopsided Indian Grass Sorghastrum secundum FACU Marsh Straw Sedge Carex hormathodes OBL Mission Grass Cenchrus polystachios FAC Lopsided Rush Juncus secundus FAC Marsh Vetchling Lathyrus palustris OBL Mississippi Buttercup Ranunculus laxicaulis OBL Loquat Eriobotrya japonica UPL Marsh-Millet Zizaniopsis miliacea OBL Mississippi Witch-Hazel Hamamelis ovalis FACU Lotus Sweetjuice Glinus lotoides FACW Marsh-Parsley Cyclospermum leptophyllum FAC Missouri Blackberry Rubus vigilis FACW Louisiana Bluestar Amsonia ludoviciana FAC Marvel-of-Peru Mirabilis jalapa FACU Missouri Dewberry Rubus missouricus FACU Louisiana Cup Grass Eriochloa punctata FACW Maryland Black-Snakeroot Sanicula marilandica FACU Missouri Ironweed Vernonia missurica FAC Louisiana Lettuce Lactuca ludoviciana FAC Maryland Golden-Aster Chrysopsis mariana UPL Missouri Orange Coneflower Rudbeckia missouriensis UPL Louisiana Quillwort Isoetes louisianensis OBL Maryland Meadow-Beauty Rhexia mariana FACW Missouri Violet Viola missouriensis FAC Louisiana Sedge Carex louisianica OBL Maryland Milkwort Polygala mariana FACW Missouri Willow Salix eriocephala FACW Louisiana Vetch Vicia ludoviciana FACU Maryland Wild Sensitive-Plant Senna marilandica FAC Mitchell's Sedge Carex mitchelliana FACW Louisiana Yellow-Eyed-Grass Xyris louisianica OBL Mat Amaranth Amaranthus blitoides FAC Mock Pennyroyal Stachydeoma graveolens FACW Love-in-a-Puff Cardiospermum halicacabum FAC Match-Me-If-You-Can Acalypha amentacea FAC Mohr's Barbara's-Buttons Marshallia mohrii FACW Low Flat Sedge Cyperus pumilus FACW Mattaponi Quillwort Isoetes mattaponica OBL Mohr's Bluestem Andropogon mohrii FACW Low Lateral-Bulrush Isolepis cernua OBL Matted Sandmat Euphorbia serpens FAC Mohr's Coneflower Rudbeckia mohrii OBL Low Nut-Rush Scleria verticillata OBL Matted Water-Starwort Callitriche peploides OBL Mohr's Thoroughwort Eupatorium mohrii FACW Low Pine-Barren Milkwort Polygala ramosa OBL Maximilian Sunflower Helianthus maximiliani UPL Monkeypod Pithecellobium dulce UPL Low Spearwort Ranunculus pusillus FACW May Grass Phalaris caroliniana FACW Monkey's Paw Palhinhaea cernua FACW Low Spike Sedge Kyllinga pumila FACW May Hawthorn Crataegus aestivalis OBL Monkey's-Hand Lepianthes peltata FAC Low Water-Milfoil Myriophyllum humile OBL May-Apple Podophyllum peltatum FACU Morrow's Honeysuckle Lonicera morrowii FACU Lowland Beardtongue Penstemon alluviorum FACW Maystar Trientalis borealis FAC Mosquito Bead Sedge Rhynchospora crinipes OBL Lowland Bladder Fern Cystopteris protrusa FAC Mazapan Malvaviscus penduliflorus FAC Mosquito Bulrush Scirpus hattorianus OBL Lowland Toothcup Rotala ramosior OBL Meadow Alexanders Zizia trifoliata FAC Mosquito Flat Sedge Cyperus prolixus FAC Lowland Yellow-Loosestrife Lysimachia hybrida OBL Meadow Barley Hordeum brachyantherum FACW Mother-of-the-Evening Hesperis matronalis FACU Luckynut Thevetia peruviana UPL Meadow Evening-Primrose Oenothera pilosella FACU Moundlily Yucca Yucca gloriosa FAC Lyre-Leaf Sage Salvia lyrata FACU Meadow False Rye Grass Schedonorus pratensis FACU Mountain Azalea Rhododendron canescens FACW Lyre-Leaf Thalecress Arabidopsis lyrata FACU Meadow Garlic Allium canadense FACU Mountain Bellwort Uvularia puberula FAC Mad Dog Skullcap Scutellaria lateriflora OBL Meadow Joint-Vetch Aeschynomene pratensis OBL Mountain Holly Ilex montana FAC Madagascar-Periwinkle Catharanthus roseus UPL Meadow Love Grass Eragrostis refracta FACW Mountain Maple Acer spicatum UPL Madamfate Hippobroma longiflora UPL Meadow Spike-Moss Selaginella apoda FACW Mountain Meadow-Rue Thalictrum clavatum FACW Maid Marian Rhexia nashii FACW Meadow Vetchling Lathyrus pratensis FACU Mountain Spike-Rush Eleocharis montana OBL Maiden Pink Dianthus deltoides UPL Meadow Willow Salix petiolaris FACW Mountain Tarplant Madia glomerata FACU Maiden-Berry Crossopetalum rhacoma FACU Mead's Sedge Carex meadii FAC Mountain Wood Fern Dryopteris campyloptera UPL Maiden-Cane Panicum hemitomon OBL Mealy False Acacia Vachellia farnesiana FACU Mountain-Laurel Kalmia latifolia FACU Maidenhair Spleenwort Asplenium trichomanes FAC Medicine-Vine Hippocratea volubilis FACW Mourning Love Grass Eragrostis lugens FAC Maid-of-the-Mist Thalictrum coriaceum FACU Mediterranean Canary Grass Phalaris paradoxa FAC Mouse's-Ear Stachys crenata FACU Malabar Melastome Melastoma malabathricum FACU Mediterranean Schenkia Schenkia spicata FACW Mt. Albert Goldenrod Solidago simplex FACU Malabar-Plum Syzygium jambos FACU Melic Manna Grass Glyceria melicaria OBL Muck Sunflower Helianthus simulans FACW Malaysian False Pimpernel Lindernia crustacea FACU Merlin's-Grass Isoetes tegetiformans OBL Mud Fiddleleaf Nama stenocarpum FACW Maleberry Lyonia ligustrina FACW Mesa Dropseed Sporobolus flexuosus FAC Mud Sedge Carex limosa OBL Malva-de-Caballo Malachra capitata UPL Mexican Ash Fraxinus berlandieriana FAC Mudbank Crown Grass Paspalum dissectum OBL Manatee Beak Sedge Rhynchospora megaplumosa FACW Mexican Buttonbush Cephalanthus salicifolius OBL Mudmats Glossostigma cleistanthum OBL Manatee Mudflower Micranthemum glomeratum OBL Mexican Flat Sedge Cyperus distans OBL Muehlenberg's Nut-Rush Scleria muehlenbergii OBL Manatee-Grass Syringodium filiforme OBL Mexican Goatweed Capraria mexicana FAC Mule's-Fat Baccharis salicifolia FACW Manchineel Hippomane mancinella FAC Mexican Ground-Cherry Physalis philadelphica UPL Mullein Nightshade Solanum donianum FAC Mango Mangifera indica UPL Mexican Love Grass Eragrostis mexicana FACU Mullein-Foxglove Dasistoma macrophylla FAC Mangrove Flat Sedge Cyperus ligularis FACW Mexican Mosquito Fern Azolla microphylla OBL Muricate Sedge Carex muricata FAC Mangrovevine Rhabdadenia biflora FACW Mexican Mud-Plantain Heteranthera mexicana OBL Muscadine Vitis rotundifolia FAC Manila Temple Grass Zoysia matrella UPL Mexican Muhly Muhlenbergia mexicana FAC Musk Fern Phymatosorus grossus UPL Man-of-the-Earth Ipomoea pandurata FACU Mexican Palo-Verde Parkinsonia aculeata FAC Muskflower Mimulus moschatus OBL Man-To-Man Peperomia pellucida UPL Mexican Primrose-Willow Ludwigia octovalvis OBL Muskingum Sedge Carex muskingumensis OBL Many-Flower Blackberry Rubus floricomus FAC Mexican Starwort Stellaria cuspidata FAC Myrtle Dahoon Ilex myrtifolia FACW Many-Flower Flat Sedge Cyperus lancastriensis FAC Mexican Tarragon Tagetes lucida FACU Myrtle-Leaf St. John's-Wort Hypericum myrtifolium FACW Many-Flower Grass-Pink Calopogon multiflorus FACW Mexican Wild Sensitive-Plant Senna mexicana FAC Naked Broom-Rape Orobanche uniflora FACU Many-Flower Marsh-Pennywort Hydrocotyle umbellata OBL Mexican-Devilweed Chloracantha spinosa FACW Naked-Stem Alkali-Weed Cressa nudicaulis OBL Many-Fruit Primrose-Willow Ludwigia polycarpa OBL Mexican-Fireplant Euphorbia heterophylla FAC Naked-Stem Dewflower Murdannia nudiflora FAC Many-Head Rush Juncus polycephalos OBL Mexican-Fireweed Bassia scoparia FACU Nanny-Berry Viburnum lentago FAC Many-Spike Flat Sedge Cyperus polystachyos FACW Mexican-Tea Dysphania ambrosioides FACU Nantucket Service-Berry Amelanchier nantucketensis FACU Maple-Leaf Arrow-Wood Viburnum acerifolium FACU Miccosukee Gooseberry Ribes echinellum FAC Narrow Beech Fern Phegopteris connectilis FAC Marginal Wood Fern Dryopteris marginalis FACU Michaux's Gladecress Leavenworthia uniflora FAC Narrow Pipewort Eriocaulon lineare OBL Maritime Rabbit's-Foot Grass Polypogon maritimus OBL Michaux's Milkweed Asclepias michauxii FAC Narrow Plume Grass Saccharum baldwinii OBL Marsh American-Aster Symphyotrichum elliottii OBL Michaux's Pseudosaxifrage Micranthes petiolaris FACW Narrow Sword Fern Nephrolepis cordifolia FAC Marsh Bellflower Campanula aparinoides OBL Michigan Lily Lilium michiganense FACW Narrow-Cell Cornsalad Valerianella stenocarpa FACW Marsh Blue Violet Viola cucullata OBL Mild Water-Pepper Persicaria hydropiper OBL Narrow-Fruit Horned Beak Sedge Rhynchospora inundata OBL Marsh Bristle Grass Setaria parviflora FACW Mile-a-Minute-Vine Ipomoea cairica FACU Narrow-Leaf Arrowhead Sagittaria filiformis OBL Marsh Cudweed Gnaphalium uliginosum FAC Millet Beak Sedge Rhynchospora miliacea OBL Narrow-Leaf Bird's-Foot-Trefoil Lotus tenuis FACU Marsh Fimbry Fimbristylis castanea OBL Miner's Pepperwort Lepidium densiflorum FACU Narrow-Leaf Bittercress Cardamine impatiens FAC Marsh Flat Sedge Cyperus pseudovegetus FACW Miner's-Lettuce Claytonia perfoliata FACU Narrow-Leaf Blue-Eyed-Grass Sisyrinchium angustifolium FACW Marsh Ladies'-Tresses Spiranthes odorata OBL Mingled Beak Sedge Rhynchospora mixta OBL Narrow-Leaf Bush-Clover Lespedeza angustifolia FAC Marsh Meadow-Foxtail Alopecurus geniculatus OBL Miniature Flat Sedge Cyperus prolifer FACW Narrow-Leaf Carpet Grass Axonopus fissifolius FACW Narrow-Leaf Cat-Tail Typha angustifolia OBL Northeastern Sedge Carex cryptolepis OBL One-Flower False Fiddleleaf Hydrolea uniflora OBL Narrow-Leaf Dock Rumex stenophyllus FACW Northern Adder's-Tongue Ophioglossum pusillum FACW One-Flower Honeycomb-Head Balduina uniflora FACW Narrow-Leaf Evening-Primrose Oenothera fruticosa FACU Northern Bayberry Morella pensylvanica FAC One-Flower Indian-Pipe Monotropa uniflora FACU Narrow-Leaf False Dragonhead Physostegia angustifolia FACW Northern Bedstraw Galium boreale FAC One-Flower Stitchwort Minuartia uniflora FACW Narrow-Leaf Fireweed Chamaenerion angustifolium FACU Northern Bent Agrostis mertensii FACU One-Row Watercress Nasturtium microphyllum OBL Narrow-Leaf Gentian Gentiana linearis OBL Northern Bluethread Burmannia biflora OBL One-Seed Burr-Cucumber Sicyos angulatus FACW Narrow-Leaf Hornpod Mitreola angustifolia FAC Northern Bog Club-Moss Lycopodiella inundata OBL One-Spike Beak Sedge Rhynchospora solitaria OBL Narrow-Leaf Ironweed Vernonia lettermannii FACW Northern Bog Sedge Carex gynocrates OBL Ontario American-Aster Symphyotrichum ontarionis FAC Narrow-Leaf Mountain-Mint Pycnanthemum tenuifolium FACW Northern Bog Violet Viola nephrophylla FACW Open-Field Sedge Carex conoidea FACW Narrow-Leaf Mountain-Trumpet Collomia linearis UPL Northern Bracken Fern Pteridium aquilinum FACU Open-Flower Rosette Grass Dichanthelium laxiflorum FAC Narrow-Leaf Paleseed Leucospora multifida OBL Northern Catalpa Catalpa speciosa FACU Opposite-Leaf Spotflower Acmella repens FACW Narrow-Leaf Primrose-Willow Ludwigia linearis OBL Northern Coastal Violet Viola brittoniana FAC Orange Azalea Rhododendron austrinum FAC Narrow-Leaf Rose-Gentian Sabatia brachiata FAC Northern Dwarf Huckleberry Gaylussacia bigeloviana OBL Orange Coneflower Rudbeckia fulgida FAC Narrow-Leaf Silk-Grass Pityopsis graminifolia UPL Northern Evening-Primrose Oenothera parviflora FACU Orange Day-Lily Hemerocallis fulva UPL Narrow-Leaf Water-Plantain Alisma gramineum OBL Northern Frogfruit Phyla lanceolata OBL Orange Milkwort Polygala lutea FACW Narrow-Leaf Whitetop Rhynchospora colorata FACW Northern Lady Fern Athyrium angustum FAC Orange-Eye Butterfly-Bush Buddleja davidii FACU Narrow-Leaf Yellowtops Flaveria linearis FACW Northern Long Sedge Carex folliculata OBL Orange-Grass Hypericum gentianoides FACU Narrow-Panicle Rush Juncus brevicaudatus OBL Northern Maidenhair Adiantum pedatum FACU Orchard Grass Dactylis glomerata FACU Nash's Blue-Eyed-Grass Sisyrinchium nashii FAC Northern Oak Fern Gymnocarpium dryopteris UPL Oriental False Hawk's-Beard Youngia japonica FACU Navel Cornsalad Valerianella umbilicata FAC Northern Red Oak Quercus rubra FACU Oriental Lady's-Thumb Persicaria posumbu FACU Nealley's Viper Grass Dinebra nealleyi OBL Northern Rosette Grass Dichanthelium boreale FACU Osage-Orange Maclura pomifera FACU Neches River Rose-Mallow Hibiscus dasycalyx OBL Northern Slender Ladies'-Tresses Spiranthes lacera FAC Osceola's-Plume Stenanthium densum FACW Necklace Sedge Carex projecta FACW Northern Spicebush Lindera benzoin FACW Ostrich Fern Matteuccia struthiopteris FACW Neckweed Veronica peregrina FAC Northern St. John's-Wort Hypericum boreale OBL Oswego-Tea Monarda fistulosa FACU Needle Beak Sedge Rhynchospora capillacea OBL Northern Stinkweed Cleomella angustifolia FAC Oval Sedge Carex leporina FAC Needle Blue-Eyed-Grass Sisyrinchium capillare FACW Northern Sweet Vernal Grass Anthoxanthum hirtum FACW Oval-Leaf Sedge Carex cephalophora FAC Needle Palm Rhapidophyllum hystrix FACW Northern Water-Horehound Lycopus uniflorus OBL Ovate False Fiddleleaf Hydrolea ovata OBL Needle Prairie-Clover Dalea gracilis FAC Northern Watermeal Wolffia borealis OBL Ovate Marsh Fern Thelypteris ovata FACW Needle Spike-Rush Eleocharis acicularis OBL Northern Water-Plantain Alisma triviale OBL Overcup Oak Quercus lyrata OBL Needle Viper Grass Dinebra panicea FACW Northern White Oak Quercus alba FACU Ox-Eye Daisy Leucanthemum vulgare UPL Needle-Leaf Pincushion-Plant Navarretia intertexta FACW Northern Wild Rice Zizania palustris OBL Ozark Sedge Carex ozarkana OBL Needle-Leaf Rosette Grass Dichanthelium aciculare FACU Northern Woodland Violet Viola septentrionalis FACU Ozark Witch-Hazel Hamamelis vernalis FACU Needle-Leaf Waternymph Najas filifolia OBL Northwest Territory Sedge Carex utriculata OBL Pacific Temple Grass Zoysia pacifica UPL Needle-Pod Rush Juncus scirpoides FACW Norway Maple Acer platanoides UPL Pacific Water-Clover Marsilea oligospora OBL Needle-Tip Blue-Eyed-Grass Sisyrinchium mucronatum FACW Norwegian Cinquefoil Potentilla norvegica FAC Pacific Wormwood Artemisia campestris UPL Neke Cyclosorus interruptus FACW Noyau-Vine Merremia dissecta FACU Pai'i'iho Christella dentata FACW Nerveless Woodland Sedge Carex leptonervia FACW Nun's-Hood Orchid Phaius tancarvilleae FACU Painkiller Morinda citrifolia UPL Net-Leaf Hackberry Celtis reticulata UPL Nutmeg Hickory Carya myristiciformis FACW Painted Buckeye Aesculus sylvatica FAC Netted Chain Fern Woodwardia areolata OBL Nuttall's Lobelia Lobelia nuttallii FACW Painted-Nettle Solenostemon scutellarioides FACU Netted Nut-Rush Scleria reticularis FACW Nuttall's Meadow-Beauty Rhexia nuttallii FACW Paiuteweed Suaeda calceoliformis FACW Netted Pawpaw Asimina reticulata FACU Nuttall's Milkwort Polygala nuttallii FACW Palay Rubbervine Cryptostegia grandiflora FACU Nettle-Leaf Goosefoot Chenopodium murale FACU Nuttall's Mudflower Micranthemum micranthemoides OBL Pale Beak Sedge Rhynchospora pallida OBL New Belgium American-Aster Symphyotrichum novi-belgii OBL Nuttall's Poverty-Weed Monolepis nuttalliana FACU Pale Beardtongue Penstemon pallidus FACU New England American-Aster Symphyotrichum novae-angliae FACW Nuttall's Rayless-Goldenrod Bigelowia nuttallii FACU Pale Bulrush Scirpus pallidus OBL New England Club-Rush Schoenoplectus novae-angliae OBL Nuttall's Reed Grass Calamagrostis coarctata OBL Pale Dock Rumex altissimus FACW New Jersey Blueberry Vaccinium caesariense OBL Nuttall's Sunflower Helianthus nuttallii FACW Pale Dogwood Cornus obliqua FACW New Jersey Muhly Muhlenbergia torreyana FACW Nuttall's Thistle Cirsium nuttallii FAC Pale Duckweed Lemna valdiviana OBL New Jersey Rush Juncus caesariensis OBL Nuttall's Water-Starwort Callitriche pedunculosa FACW Pale False Manna Grass Torreyochloa pallida OBL New Orleans Dewberry Rubus sons FAC Oakes' Pondweed Potamogeton oakesianus OBL Pale Grass-Pink Calopogon pallidus OBL New York Fern Parathelypteris noveboracensis FAC Oak-Leaf Fleabane Erigeron quercifolius FAC Pale Great Club-Rush Schoenoplectus heterochaetus OBL New York Ironweed Vernonia noveboracensis FACW Oak-Leaf Goosefoot Chenopodium glaucum FAC Pale Lobelia Lobelia appendiculata FAC Night Flowering-Jassamine Cestrum nocturnum UPL Oakwoods Pony's-Foot Dichondra recurvata FAC Pale Sedge Carex pallescens FACW Night-and-Afternoon Pseuderanthemum variabile FAC Oat Avena sativa UPL Pale St. John's-Wort Hypericum ellipticum OBL Nightcaps Anemone quinquefolia FACU Obedient-Plant Physostegia virginiana FACW Pale Touch-Me-Not Impatiens pallida FACW Night-Flowering Wild Petunia Ruellia noctiflora FACW Ocala Vetch Vicia ocalensis OBL Pale-Green Orchid Platanthera flava FACW Nimblewill Muhlenbergia schreberi FAC Ocean-Blue Morning-Glory Ipomoea indica FAC Pale-Leaf Woodland Sunflower Helianthus strumosus UPL Nipple-Bract Arrowhead Sagittaria papillosa OBL Ocean-Blue Scorpion-Weed Phacelia ranunculacea FACW Pale-Seed Plantain Plantago virginica FACU Nit Grass Gastridium phleoides FACU Ocmulgee Skullcap Scutellaria ocmulgee FACW Pale-Spike Lobelia Lobelia spicata FAC Nits-and-Lice Hypericum drummondii FACU October Ladies'-Tresses Spiranthes ovalis FAC Pale-Yellow Iris Iris pseudacorus OBL Nodding Beak Sedge Rhynchospora inexpansa FACW Odorless Bayberry Morella inodora OBL Palm Grass Setaria palmifolia FAC Nodding Beardtongue Penstemon laxiflorus FAC Ogeechee Tupelo Nyssa ogeche OBL Palmer's Pseudosaxifrage Micranthes palmeri FAC Nodding Burr-Marigold Bidens cernua OBL Oglethorpe Oak Quercus oglethorpensis FAC Palm-Grass Curculigo capitulata UPL Nodding Fescue Festuca subverticillata FACU Ohio Buckeye Aesculus glabra FACU Palm-Leaf Rockcap Fern Pecluma ptilodon FAC Nodding Mouse-Ear Chickweed Cerastium nutans FACU Okeechobee Gourd Cucurbita okeechobeensis OBL Panal Cypselea humifusa FACW Nodding Onion Allium cernuum FACU Oklahoma Blackberry Rubus oklahomus FAC Panama Crown Grass Paspalum fimbriatum FAC Nodding Plumeless-Thistle Carduus nutans UPL Oklahoma Sedge Carex oklahomensis OBL Pan-American Balsamscale Elionurus tripsacoides FAC Nodding Rattlesnake-Root Nabalus crepidineus UPL Old World Climbing Fern Lygodium microphyllum FACW Pangola Grass Digitaria eriantha FACU Nodding Sedge Carex gynandra FACW Oldfield Blackberry Rubus alumnus FACU Panhandle Meadow-Beauty Rhexia salicifolia OBL Nodding Trillium Trillium flexipes FAC Oldfield Cinquefoil Potentilla simplex FACU Panic Liverseed Grass Urochloa panicoides FACU Nodding Wild Rye Elymus canadensis FAC Oldfield Sneezeweed Helenium campestre FAC Panicled Hydrangea Hydrangea paniculata FAC Nodding-Nixie Apteria aphylla FACW Old-Man-in-the-Spring Senecio vulgaris UPL Panicled Indigo-Bush Amorpha paniculata FACW Nodeweed Synedrella nodiflora FAC Oldwoman Artemisia stelleriana FACU Panicled-Leaf Tick-Trefoil Desmodium paniculatum FACU Nootka Alkali Grass Puccinellia nutkaensis FACW One-Flower Bedstraw Galium uniflorum FACU Pantropical Wide-Lip Orchid Liparis nervosa OBL Papagayo Sesbania sericea FAC Pine-Barren Thoroughwort Eupatorium resinosum OBL Potato-Tree Solanum erianthum FAC Papaya Carica papaya UPL Pine-Hyacinth Clematis baldwinii FACW Powderpuff Mimosa strigillosa FAC Paper-Mulberry Broussonetia papyrifera FACU Pineland Beak Sedge Rhynchospora perplexa OBL Powdery Alligator-Flag Thalia dealbata OBL Papyrus Flat Sedge Cyperus papyrus OBL Pineland Bogbutton Lachnocaulon digynum FACW Prairie Blue Grass Poa arida FAC Para Liverseed Grass Urochloa mutica FACW Pineland Chaffhead Carphephorus carnosus FACW Prairie Bundle-Flower Desmanthus illinoensis FAC Paraguayan Dock Rumex paraguayensis FACW Pineland Dewberry Rubus hypolasius OBL Prairie Buttercup Ranunculus platensis FAC Parasol White-Top Doellingeria umbellata FACW Pineland Dropseed Sporobolus curtissii FACU Prairie Cup Grass Eriochloa contracta FAC Parrot Pitcherplant Sarracenia psittacina OBL Pineland False Foxglove Agalinis divaricata FACU Prairie Dogshade Limnosciadium pumilum OBL Parrot's-Feather Myriophyllum aquaticum OBL Pineland Heliotrope Heliotropium polyphyllum FAC Prairie Dropseed Sporobolus heterolepis UPL Parsley Hawthorn Crataegus marshallii FAC Pineland Leather-Root Orbexilum virgatum FACU Prairie False Foxglove Agalinis heterophylla FACU Parsley Spleenwort Asplenium cristatum FAC Pineland Lobelia Lobelia homophylla FAC Prairie Fleabane Erigeron strigosus FAC Partridge-Berry Mitchella repens FACU Pineland Plantain Plantago sparsiflora FACW Prairie Groundsel Packera plattensis FACU Partridge-Pea Chamaecrista nictitans FACU Pineland Rayless-Goldenrod Bigelowia nudata FACW Prairie Iris Iris savannarum OBL Pasture Spike Sedge Kyllinga gracillima FACU Pineland Snakeherb Dyschoriste angusta FAC Prairie Ironweed Vernonia fasciculata FACW Peach-Leaf Willow Salix amygdaloides FACW Pineland Three-Awn Aristida stricta FAC Prairie Panic Grass Panicum brachyanthum FAC Pearl Yarrow Achillea ptarmica FACU Pineland Yellow-Eyed-Grass Xyris stricta OBL Prairie Plantain Plantago elongata FACW Pearl-Millet Cenchrus americanus FACU Pineland Zephyr-Lily Zephyranthes treatiae FACW Prairie Rose Rosa arkansana FACU Pearly-Everlasting Anaphalis margaritacea UPL Pineland-Golden-Trumpet Angadenia berteroi FACW Prairie Rosinweed Silphium terebinthinaceum FACU Peatree Sesbania herbacea FACW Pine-Pink Bletia purpurea FAC Prairie Sedge Carex prairea FACW Pecan Carya illinoinensis FACU Pinewoods Bluestem Andropogon arctatus FAC Prairie Spiderwort Tradescantia occidentalis UPL Peduncled Spike Sedge Kyllinga hyalina FAC Pinewoods Finger Grass Eustachys petraea FACU Prairie Straw Sedge Carex suberecta OBL Peel-Bark St. John's-Wort Hypericum fasciculatum FACW Pinewoods Rose-Gentian Sabatia gentianoides OBL Prairie Wedgescale Sphenopholis obtusata FAC Pendulous Sedge Carex pendula FACW Pink Azalea Rhododendron periclymenoides FAC Prairie White Fringed Orchid Platanthera leucophaea OBL Pennsylvania Blackberry Rubus pensilvanicus FAC Pink Bogbutton Sclerolepis uniflora OBL Prairie Willow Salix humilis FACU Pennsylvania Buttercup Ranunculus pensylvanicus OBL Pink Fuzzy-Bean Strophostyles umbellata FAC Prairie Wood-Aster Eurybia hemispherica FACU Pennsylvania Everlasting Gamochaeta pensylvanica FACU Pink Knotweed Persicaria bicornis FACW Prairiedawn Hymenoxys texana FACW Pennsylvania Pellitory Parietaria pensylvanica FACU Pink Lady's-Slipper Cypripedium acaule FACU Praxelis Praxelis clematidea FACU Pennsylvania Rush Juncus gymnocarpus OBL Pink Redstem Ammannia latifolia OBL Pretty Sedge Carex woodii UPL Pennyroyal Mentha pulegium OBL Pink Slender-Thoroughwort Fleischmannia incarnata FACU Prickley Tree-Club-Moss Dendrolycopodium dendroideum FACU Peppervine Ampelopsis arborea FAC Pink Sundew Drosera capillaris OBL Prickly Apple Cactus Harrisia aboriginum FACU Perennial Goober Grass Amphicarpum muehlenbergianum FACW Pink Tickseed Coreopsis rosea FACW Prickly Bog Sedge Carex atlantica FACW Perennial Quaking Grass Briza media FACU Pink Turtlehead Chelone lyonii FACW Prickly False Fiddleleaf Hydrolea capsularis OBL Perennial Ragweed Ambrosia psilostachya FAC Pink Wintergreen Pyrola asarifolia FAC Prickly Fanpetals Sida spinosa FACU Perennial Rye Grass Lolium perenne FACU Pink-Head Smartweed Persicaria capitata FACU Prickly Grass-Leaf-Aster Eurybia eryngiifolia FACW Perennial Saltmarsh American-Aster Pinkqueen Tarenaya hassleriana FACU Prickly Hornwort Ceratophyllum muricatum OBL Symphyotrichum tenuifolium OBL Pinkweed Persicaria pensylvanica FACW Prickly Lettuce Lactuca serriola FAC Perfoliate Bellwort Uvularia perfoliata FACU Pitch Pine Pinus rigida FACU Prickly Russian-Thistle Salsola tragus FACU Perfumed Spider-Lily Hymenocallis latifolia FACW Pitcher's Stitchwort Minuartia patula FAC Prickly Sedge Carex spicata FAC Peruvian Crown Grass Paspalum racemosum FAC Pitchfork Crown Grass Paspalum bifidum FACW Pride-of-Big-Pine Strumpfia maritima FAC Peruvian Ground-Cherry Physalis peruviana UPL Pit-Scale Grass Hackelochloa granularis FAC Pride-of-Ohio Dodecatheon meadia FACU Peruvian Peppertree Schinus molle FACU Pitted Stripeseed Piriqueta cistoides FAC Pride-of-the-Peak Platanthera fissa FACW Peruvian Primrose-Willow Ludwigia peruviana OBL Planertree Planera aquatica OBL Primroseleaf Violet Viola primulifolia FACW Peruvian Water Grass Luziola peruviana FACW Plantain Liverseed Grass Urochloa plantaginea FAC Princess-Pine Dendrolycopodium obscurum FACU Pestilence-Wort Petasites hybridus FAC Plateau Spiderwort Tradescantia edwardsiana FAC Princesstree Paulownia tomentosa UPL Petersen's-Spleenwort Deparia petersenii FACW Plowman's-Wort Pluchea camphorata FACW Procession-Flower Polygala incarnata FAC Petiteplant Lepuropetalon spathulatum FACW Plumed Beak Sedge Rhynchospora plumosa FACW Proliferous Marsh-Pennywort Hydrocotyle prolifera OBL Petticoat-Climber Eragrostis spectabilis FACU Plush Grass Chloris radiata UPL Propeller-Flower Alophia drummondii FACU Philadelphia Fleabane Erigeron philadelphicus FAC Plymouth Rose-Gentian Sabatia kennedyana OBL Prostrate Blue Violet Viola walteri FACU Philadelphia Panic Grass Panicum philadelphicum FAC Pointed Broom Sedge Carex scoparia FACW Prostrate False Buttonweed Spermacoce prostrata FACW Philippine Ground Orchid Spathoglottis plicata UPL Poiret's Copperleaf Acalypha poiretii FACU Prostrate False Pimpernel Lindernia procumbens FACW Philippine-Evergreen Aglaonema commutatum FACU Poison-Bean Sesbania drummondii FACW Prostrate Sandmat Euphorbia prostrata FACU Pickerelweed Pontederia cordata OBL Poisonbulb Crinum asiaticum FACU Prune-Fruit Sedge Carex corrugata FACW Pickering's Dawnflower Stylisma pickeringii FAC Poison-Hemlock Conium maculatum FACW Puffballs Marshallia caespitosa FACU Pickering's Reed Grass Calamagrostis pickeringii FACW Poison-Sumac Toxicodendron vernix OBL Pull-and-Be-Damned Paspalum denticulatum OBL Piedmont Bladderwort Utricularia olivacea OBL Poke Milkweed Asclepias exaltata UPL Pullup Muhly Muhlenbergia filiformis FACW Piedmont Cowbane Oxypolis ternata OBL Pond Flat Sedge Cyperus ochraceus FACW Pumpkin Ash Fraxinus profunda OBL Piedmont False Pimpernel Lindernia monticola OBL Pond Harperella Harperella nodosa OBL Punktree Melaleuca quinquenervia FAC Piedmont Quillwort Isoetes piedmontana OBL Pond Pine Pinus serotina FACW Punta Gorden Spider-Lily Hymenocallis puntagordensis OBL Piedmont Staggerbush Lyonia mariana FAC Pond Primrose-Willow Ludwigia arcuata OBL Purple Amaranth Amaranthus blitum FACU Pignut Hickory Carya glabra FACU Pond Water-Starwort Callitriche stagnalis OBL Purple Bush-Bean Macroptilium atropurpureum FACU Pill-Pod Sandmat Euphorbia hirta UPL Pond-Apple Annona glabra OBL Purple Chokeberry Aronia prunifolia FACW Pin Oak Quercus palustris FACW Pond-Cypress Taxodium ascendens OBL Purple False Foxglove Agalinis purpurea FACW Pineapple-Weed Matricaria discoidea FACU Pondspice Litsea aestivalis OBL Purple Five-Leaf Orchid Isotria verticillata FACU Pine-Barren Beak Sedge Rhynchospora pineticola FAC Poorjoe Diodia teres FACU Purple Flat Sedge Cyperus rotundus FAC Pine-Barren Featherbells Stenanthium leimanthoides FACW Poorland Flat Sedge Cyperus compressus FACW Purple Foxglove Digitalis purpurea UPL Pine-Barren Flat Sedge Cyperus retrorsus FACU Poorman's-Pepperwort Lepidium virginicum UPL Purple Granadilla Passiflora edulis FACU Pine-Barren Fluff Grass Tridens ambiguus FACW Porcupine Sedge Carex hystericina OBL Purple Loosestrife Lythrum salicaria OBL Pine-Barren Gentian Gentiana autumnalis FACW Porknut Vachellia macracantha UPL Purple Love Grass Eragrostis pectinacea FAC Pine-Barren Goldenrod Solidago fistulosa FAC Porter's Sandmat Euphorbia porteriana FACW Purple Meadow-Rue Thalictrum dasycarpum FAC Pine-Barren Nodding-Aster Oclemena reticulata FAC Portia-Tree Thespesia populnea FAC Purple Milkweed Asclepias purpurascens FACU Pine-Barren Rush Juncus abortivus OBL Possumhaw Viburnum nudum FACW Purple Milkwort Polygala sanguinea FAC Pine-Barren Sand-Reed Calamovilfa brevipilis OBL Post Oak Quercus stellata UPL Purple Moor Grass Molinia caerulea FACU Pine-Barren Sedge Carex turgescens OBL Potato Dwarf-Dandelion Krigia dandelion FACU Purple Pitcherplant Sarracenia purpurea OBL Purple Rattlesnake-Root Nabalus racemosus FACW Red Milkweed Asclepias rubra OBL Rocky Mountain Club-Rush Schoenoplectus saximontanus OBL Purple River-Hemp Sesbania punicea FAC Red Mulberry Morus rubra FACU Roemer's Indigo-Bush Amorpha roemeriana FACU Purple Silkyscale Anthenantia rufa FACW Red Osier Cornus alba FACW Roemer's Rush Juncus roemerianus OBL Purple Spike-Rush Eleocharis atropurpurea FACW Red Pine Pinus resinosa FACU Roosevelt-Weed Baccharis neglecta FAC Purple Strawberry Guava Psidium cattleianum FACU Red Root Floater Phyllanthus fluitans OBL Rooted Spike-Rush Eleocharis radicans OBL Purple Willow Salix purpurea FACW Red Spruce Picea rubens FACU Rooting Chain Fern Woodwardia radicans OBL Purple-Disk Honeycomb-Head Balduina atropurpurea FACW Red Three-Awn Aristida longespica FACU Rosary-Pea Abrus precatorius UPL Purple-Head Sneezeweed Helenium flexuosum FACW Red Turtlehead Chelone obliqua OBL Rose Evening-Primrose Oenothera rosea FACW Purple-Leaf Willowherb Epilobium coloratum OBL Red-Berry Nightshade Solanum campechiense FACU Rosebud Orchid Cleistesiopsis divaricata FAC Purple-Rocket Iodanthus pinnatifidus FACW Redbud Cercis canadensis UPL Rose-Moss Portulaca grandiflora UPL Purple-Stem American-Aster Symphyotrichum puniceum OBL Red-Center Morning-Glory Ipomoea amnicola FACW Rose-Myrtle Rhodomyrtus tomentosa FAC Purple-Stem Angelica Angelica atropurpurea OBL Reddish Pondweed Potamogeton alpinus OBL Rose-of-Plymouth Sabatia stellaris OBL Purple-Top Vervain Verbena bonariensis FAC Redflame Hemigraphis reptans UPL Rose-Pink Sabatia angularis FACW Pussy Willow Salix discolor FACW Red-Flower Ragleaf Crassocephalum crepidioides FAC Rosy Camphorweed Pluchea baccharis FACW Pygmy Ground-Cherry Physalis minima FACU Red-Head Pondweed Potamogeton richardsonii OBL Rosy Owl-Clover Orthocarpus bracteosus FACW Pygmy Smartweed Persicaria minor OBL Red-Margin Zephyr-Lily Zephyranthes simpsonii FAC Rosy Pitcherplant Sarracenia rosea OBL Pygmy-Flower Vetch Vicia minutiflora FAC Red-Pod Rush Juncus trigonocarpus OBL Rosy Sedge Carex rosea FACU Pyramid-Flower Melochia pyramidata FAC Red-Ring Milkweed Asclepias variegata FACU Rougeplant Rivina humilis UPL Quaker Bittercress Cardamine pensylvanica FACW Red-Root Amaranthus retroflexus FAC Rough Avens Geum laciniatum FACW Quaker-Ladies Houstonia caerulea FAC Red-Root Flat Sedge Cyperus erythrorhizos OBL Rough Barnyard Grass Echinochloa muricata FACW Quaking Aspen Populus tremuloides FAC Red-Seed Plantain Plantago rhodosperma UPL Rough Bedstraw Galium asprellum OBL Quarterman's Hedge-Hyssop Gratiola quartermaniae FAC Redstar Ipomoea coccinea FAC Rough Bent Agrostis scabra FAC Queen Anne's-Lace Daucus carota UPL Red-Tinge Bulrush Scirpus microcarpus OBL Rough Boneset Eupatorium pilosum FACW Queendevil Hieracium gronovii UPL Red-Top Cut-Throat Grass Coleataenia rigidula FACW Rough Bristle Grass Setaria verticillata FAC Queen-of-the-Meadow Filipendula ulmaria FAC Red-Whisker Clammyweed Polanisia dodecandra FACU Rough Cockleburr Xanthium strumarium FAC Queen-of-the-Prairie Filipendula rubra OBL Reed Canary Grass Phalaris arundinacea OBL Rough False Hedge-Nettle Sophronanthe hispida FAC Queen's-Jewels Antigonon leptopus FAC Reflexed Flat Sedge Cyperus refractus FAC Rough Flat Sedge Cyperus retrofractus FACU Quickstick Gliricidia sepium FACU Reflexed Sedge Carex retroflexa FACU Rough Forget-Me-Not Myosotis arvensis FAC Quill Sedge Carex tenera FACW Refugio Zephyr-Lily Zephyranthes refugiensis FACW Rough Rosette Grass Dichanthelium leucothrix FACW Quillwort Arrowhead Sagittaria isoetiformis OBL Resinous Maiden Fern Thelypteris resinifera FACW Rough Viper Grass Dinebra scabra FACW Quillwort Yellow-Eyed-Grass Xyris isoetifolia OBL Resurrection Fern Pleopeltis polypodioides FAC Rough White Prairie American-Aster Symphyotrichum falcatum FAC Quinineweed Zeltnera beyrichii FACU Reverchon's Spike-Rush Eleocharis reverchonii OBL Rough Wood-Aster Eurybia radula OBL Rabbitbells Crotalaria rotundifolia FACU Reversed Clover Trifolium resupinatum FACU Rough-Fruit Amaranth Amaranthus tuberculatus FACW Racemed Milkwort Polygala polygama FACU Rhodes Grass Chloris gayana FACU Rough-Fruit Scaleseed Spermolepis divaricata FAC Ragged-Robin Silene flos-cuculi FACU Rhodora Rhododendron canadense FACW Rough-Hair Rosette Grass Dichanthelium strigosum FAC Rambler Rose Rosa multiflora FACU Ribbed Mock Bishopweed Ptilimnium costatum FACW Rough-Hairy Waterfall Fern Christella hispidula FACW Ram-Goat-Dash-Along Turnera ulmifolia UPL Ribbon-Leaf Pondweed Potamogeton epihydrus OBL Rough-Leaf Dogwood Cornus drummondii FAC Ramp Allium tricoccum FACU Rice Button American-Aster Symphyotrichum dumosum FAC Rough-Leaf Yellow-Loosestrife Lysimachia asperulifolia OBL Ram's-Horn Proboscidea louisiana FACU Rice Cut Grass Leersia oryzoides OBL Rough-Stalk Blue Grass Poa trivialis FACW Ranenna Grass Saccharum ravennae FAC Rice Paddy Herb Limnophila chinensis OBL Round-Fruit Hedge-Hyssop Gratiola virginiana OBL Rangoon Creeper Quisqualis indica FACU Ricefield Flat Sedge Cyperus iria FACW Round-Fruit Rush Juncus compressus FACW Rankin's Trumpet-Flower Gelsemium rankinii FACW Richard's Yellow-Eyed-Grass Xyris jupicai OBL Round-Head Bush-Clover Lespedeza capitata FACU Rannoch-Rush Scheuchzeria palustris OBL Richardson's Alumroot Heuchera richardsonii FACU Round-Head Club-Rush Scirpoides holoschoenus OBL Rape Brassica rapa UPL Richardson's Sedge Carex richardsonii UPL Round-Head Rush Juncus validus FACW Rat-Tail Six-Weeks Grass Vulpia myuros FACU Richweed Collinsonia canadensis FAC Round-Leaf Goldenrod Solidago patula OBL Rattlesnake Brome Bromus briziformis FACU Riddell's Goldenrod Solidago riddellii OBL Round-Leaf Groundsel Packera obovata FACU Rattlesnake Fern Botrypus virginianus FACU Ridged Yellow Flax Linum striatum FACW Round-Leaf Monkey-Flower Mimulus glabratus OBL Rattlesnake Manna Grass Glyceria canadensis OBL Ridge-Stem False Foxglove Agalinis oligophylla FAC Round-Leaf Sundew Drosera rotundifolia OBL Rattlesnake-Master Eryngium aquaticum OBL Rigid Sedge Carex tetanica FACW Round-Leaf Thimbleweed Anemone canadensis FAC Rattleweed Crotalaria retusa UPL Ring-Seed Rush Juncus filipendulus FAC Round-Leaf Thoroughwort Eupatorium rotundifolium FAC Ravenel's Pipewort Eriocaulon ravenelii OBL Rio Grande Copper-Lily Habranthus tubispathus FACW Round-Leaf Toothcup Rotala rotundifolia OBL Ravenel's Rosette Grass Dichanthelium ravenelii FACU Rio Grande Spike-Rush Eleocharis ravenelii OBL Round-Leaf Yellow Violet Viola rotundifolia FAC Raven-Foot Sedge Carex crus-corvi OBL Rio Grande Vervain Verbena runyonii FACW Round-Pod St. John's-Wort Hypericum cistifolium FACW Raven's Primrose-Willow Ludwigia ravenii OBL River Birch Betula nigra FACW Round-Seed Rosette Grass Dichanthelium sphaerocarpon FACU Ray Fern Actinostachys pennula FAC River Broom-Rape Orobanche riparia FACW Round-Seed St. John's-Wort Hypericum sphaerocarpum FACU Rayless Mock Goldenrod Brintonia discoidea FACU River Club-Rush Schoenoplectus fluviatilis OBL Royal False Pawpaw Deeringothamnus pulchellus FAC Rayless Sunflower Helianthus radula FAC River She-Oak Casuarina cunninghamiana FAC Royal Fern Osmunda spectabilis OBL Reclining Bulrush Scirpus flaccidifolius OBL River-Bank Grape Vitis riparia FACW Royal Flat Sedge Cyperus elegans FACW Red Baneberry Actaea rubra UPL River-Bank Wild Rye Elymus riparius FACW Royal Poinciana Delonix regia UPL Red Bay Persea borbonia FACW River-Flat Hawthorn Crataegus opaca OBL Ruby Sandspurry Spergularia rubra UPL Red Beadtree Adenanthera pavonina UPL River-Swamp Nut-Rush Scleria distans OBL Rue-Anemone Thalictrum thalictroides FACU Red Bearberry Arctostaphylos uva-ursi UPL Roadside Flat Sedge Cyperus sphacelatus FAC Rufous Bulrush Scirpus pendulus OBL Red Buckeye Aesculus pavia FACU Roadside Leafbract Malachra fasciata UPL Rugel's False Pawpaw Deeringothamnus rugelii FACW Red Chokeberry Aronia arbutifolia FACW Robbins' Spike-Rush Eleocharis robbinsii OBL Rugosa Rose Rosa rugosa FACU Red Clover Trifolium pratense FACU Robin-Run-Away Rubus dalibarda FACW Running Ground-Pine Lycopodium clavatum FAC Red Columbine Aquilegia canadensis FACU Robins' Bellflower Campanula robinsiae FACW Running Service-Berry Amelanchier spicata FACU Red Elder Sambucus racemosa FACU Robin's-Plantain Erigeron pulchellus FACU Running Strawberry-Bush Euonymus obovatus FACU Red Fescue Festuca rubra FACU Rock Buttercup Ranunculus micranthus FACU Rush Hair Sedge Bulbostylis juncoides FACW Red Goosefoot Chenopodium rubrum FACW Rock Elm Ulmus thomasii FAC Rush Quillwort Isoetes junciformis OBL Red Hickory Carya ovalis FACU Rock Fir-Moss Huperzia porophila UPL Rush-Featherling Pleea tenuifolia OBL Red Love Grass Eragrostis secundiflora UPL Rock Grape Vitis rupestris UPL Russian Blue Lettuce Lactuca tatarica FAC Red Mangrove Rhizophora mangle OBL Rockweed Pilea microphylla FACU Russian-Olive Elaeagnus angustifolia FACU Red Maple Acer rubrum FAC Rocky Mountain Checkerbloom Sidalcea neomexicana FACW Russian-Thistle Salsola kali FACU Rusty Blackhaw Viburnum rufidulum UPL Scale-Leaf False Foxglove Agalinis aphylla FACW Sharp Gayfeather Liatris acidota FACW Rusty Flat Sedge Cyperus odoratus FACW Scallion-Grass Eleocharis mutata OBL Sharp-Leaf Cancerwort Kickxia elatine FACU Rusty Staggerbush Lyonia ferruginea FACU Scalloped Milkwort Polygala crenata FACW Sharp-Leaf St. John's-Wort Hypericum virgatum FAC Saber Bogmat Wolffiella oblonga OBL Scarlet Beak Lady Orchid Sacoila lanceolata FAC Sharp-Scale Club-Rush Schoenoplectus erectus OBL Sacatrapo Caperonia palustris FACW Scarlet Beebalm Monarda didyma FAC Sharp-Scale Flat Sedge Cyperus oxylepis FACW Sacramento Burrbark Triumfetta semitriloba FACU Scarlet Indian-Paintbrush Castilleja coccinea FAC Sharp-Scale Sedge Carex oxylepis FACW Sacred Lotus Nelumbo nucifera OBL Scarlet Rose-Mallow Hibiscus coccineus OBL Sharp-Sepal Beardtongue Penstemon tenuis FACW Sacred Thorn-Apple Datura wrightii UPL Scarlet Yellow-Loosestrife Lysimachia arvensis FACU Sharp-Wing Monkey-Flower Mimulus alatus OBL Saffron-Plum Sideroxylon celastrinum FAC Scarletbush Hamelia patens FACU Shawnee-Salad Hydrophyllum virginianum FACW Sago False Pondweed Stuckenia pectinata OBL Scarlet-Creeper Ipomoea hederifolia FACU Sheathed Flat Sedge Cyperus haspan OBL Saline Saltbush Atriplex dioica FAC Scarlet-Fruit Passion-Flower Passiflora foetida FAC Sheep Fescue Festuca ovina UPL Saltmarsh Alkali Grass Puccinellia fasciculata OBL Schweinitz's Sedge Carex schweinitzii OBL Sheep-Laurel Kalmia angustifolia FAC Saltmarsh Club-Rush Schoenoplectus maritimus OBL Schweinitz's Waterweed Elodea schweinitzii OBL Shell-Bark Hickory Carya laciniosa FACW Saltmarsh False Foxglove Agalinis maritima OBL Scorpion Tick-Trefoil Desmodium scorpiurus FACU Shellplant Alpinia zerumbet UPL Saltmarsh Finger Grass Eustachys glauca FACW Scorpion-Bush Carmona retusa UPL Shepherd's-Purse Capsella bursa-pastoris FACU Saltmarsh Loosestrife Lythrum lineare OBL Scorpion's-Tail Heliotropium angiospermum FACU Shineseed Rousselia humilis FACU Saltmarsh Rush Juncus gerardii OBL Scotch-Attorney Clusia rosea FAC Shingle Oak Quercus imbricaria FAC Saltmarsh Sandspurry Spergularia marina OBL Scotland Orache Atriplex glabriuscula FACU Shining Bedstraw Galium concinnum UPL Saltmarsh Spike-Rush Eleocharis halophila OBL Sea Vetchling Lathyrus japonicus FACU Shining Fir-Moss Huperzia lucidula FACW Saltmarsh Umbrella Sedge Fuirena breviseta OBL Seacoast Marsh-Elder Iva imbricata FACW Shining Flat Sedge Cyperus bipartitus FACW Salt-Meadow Cord Grass Spartina patens FACW Sea-Milkwort Lysimachia maritima OBL Shining Indigo-Bush Amorpha nitens FAC Saltwater Cord Grass Spartina alterniflora OBL Sea-Oats Uniola paniculata FACU Shining Ladies'-Tresses Spiranthes lucida FACW Saltwater False Willow Baccharis angustifolia FACW Sea-Rosemary Argusia gnaphalodes FACU Shining Willow Salix lucida FACW Sampson's-Snakeroot Orbexilum pedunculatum FACU Seashore Crown Grass Paspalum vaginatum OBL Shinleaf Pyrola elliptica UPL Sand Bittercress Cardamine parviflora FACU Seashore Dropseed Sporobolus virginicus FACW Shiny Blueberry Vaccinium myrsinites FACU Sand Blackberry Rubus cuneifolius FACU Seaside Alder Alnus maritima OBL Shiny Coneflower Rudbeckia nitida FACW Sand Dropseed Sporobolus cryptandrus UPL Seaside Alkali Grass Puccinellia maritima OBL Shiny Wedgescale Sphenopholis nitida UPL Sand Flat Sedge Cyperus schweinitzii UPL Seaside Amaranth Amaranthus pumilus FACW Shiny Wood-Oats Chasmanthium nitidum FACW Sand Flax Linum arenicola OBL Seaside American-Aster Symphyotrichum subulatum OBL Shinyleaf Lyonia lucida FACW Sand Plantain Plantago arenaria FACU Seaside Arrow-Grass Triglochin maritima OBL Shiny-Leaf Meadowsweet Spiraea betulifolia FAC Sand Pygmyweed Crassula connata FAC Seaside Barley Hordeum marinum FACU Shoals Spider-Lily Hymenocallis coronaria OBL Sand Rose-Gentian Sabatia arenicola FACW Seaside Brookweed Samolus valerandi OBL Shoalweed Halodule wrightii OBL Sand Spike-Rush Eleocharis montevidensis FACW Seaside Club-Rush Schoenoplectus robustus OBL Shoebutton Ardisia elliptica FAC Sand Violet Viola affinis FACW Seaside Goldenrod Solidago sempervirens FACW Shore Grass Distichlis littoralis OBL Sandbar Love Grass Eragrostis frankii FACW Seaside Heliotrope Heliotropium curassavicum OBL Shore Quillwort Isoetes riparia OBL Sandbar Willow Salix interior OBL Seaside Joyweed Alternanthera maritima FACW Shoreline Sea-Purslane Sesuvium portulacastrum FACW Sandbog Deathcamas Zigadenus glaberrimus FACW Seaside Knotweed Polygonum glaucum FACU Shoreline Sedge Carex hyalinolepis OBL Sandboxtree Hura crepitans FAC Seaside Primrose-Willow Ludwigia maritima FACW Short-Awn Meadow-Foxtail Alopecurus aequalis OBL Sand-Dune Sandburr Cenchrus tribuloides FACU Seaside Sandmat Euphorbia polygonifolia FACU Short-Beak Arrowhead Sagittaria brevirostra OBL Sandhill Amaranth Amaranthus arenicola FACU Seaside Sandplant Honckenya peploides FACU Short-Beak Beak Sedge Rhynchospora nitens OBL Sandhill Pinweed Lechea torreyi FACU Seaside-Grape Coccoloba uvifera FACU Short-Beak Sedge Carex brevior FAC Sandhills Heartleaf Hexastylis sorriei FACW Seaside-Petunia Calibrachoa parviflora FAC Short-Beard Plume Grass Saccharum brevibarbe FACW Sandhills Lily Lilium pyrophilum OBL Seasonvine Cissus verticillata FAC Short-Bristle Beak Sedge Rhynchospora galeana OBL Sand-Myrtle Kalmia buxifolia FACU Seawrack Zostera marina OBL Short-Bristle Horned Beak Sedge Rhynchospora corniculata OBL Sandpaper Vervain Verbena scabra FACW Seedbox Ludwigia alternifolia OBL Short-Leaf Lobelia Lobelia brevifolia FAC Sandplain Flax Linum intercursum FACU Seep Monkey-Flower Mimulus guttatus OBL Short-Leaf Rose-Gentian Sabatia brevifolia FACW Sand-Swamp Whitetop Rhynchospora latifolia FACW Seep Muhly Muhlenbergia reverchonii FAC Short-Leaf Rush Juncus brachyphyllus FAC Sandy-Field Hair Sedge Bulbostylis stenophylla FACU Selloa Pampus Grass Cortaderia selloana FACU Short-Leaf Skeleton Grass Gymnopogon brevifolius FACU Sanguinaria Alternanthera ficoidea FACU Semaphore Thoroughwort Eupatorium mikanioides FACW Short-Leaf Sneezeweed Helenium brevifolium OBL Santa Maria Feverfew Parthenium hysterophorus FAC Seminole Balsamo Psychotria nervosa FAC Short-Leaf Spike Sedge Kyllinga brevifolia FACW Sarsparilla-Vine Smilax pumila UPL Seminole False Foxglove Agalinis filifolia FACU Short-Leaf Wild Coffee Psychotria tenuifolia FACW Sartwell's Sedge Carex sartwellii FACW Seneca-Snakeroot Polygala senega FACU Short-Leaf Yellow-Eyed-Grass Xyris brevifolia OBL Sarvis Holly Ilex amelanchier OBL Sensitive Fern Onoclea sensibilis FACW Short's Hedge-Hyssop Gratiola viscidula OBL Sassafras Sassafras albidum FACU Separated Sedge Carex divisa OBL Short's Rockcress Boechera dentata FACU Satincurls Clematis catesbyana FAC September Elm Ulmus serotina UPL Short's Sedge Carex shortiana FACW Satin-Flower Spergularia media FACW Septicweed Senna occidentalis FAC Short-Seed Waterwort Elatine brachysperma OBL Savannah American-Aster Symphyotrichum chapmanii OBL Sessile Joyweed Alternanthera sessilis OBL Short-Spike Bluestem Andropogon brachystachyus FAC Savannah Beak Sedge Rhynchospora debilis OBL Sessile-Fruit Arrowhead Sagittaria rigida OBL Short-Spike Canary Grass Phalaris brachystachys FACW Savannah False Pimpernel Lindernia grandiflora OBL Sessile-Leaf Bellwort Uvularia sessilifolia FAC Short-Stalk Mouse-Ear Chickweed Cerastium brachypodum FACU Savannah Iris Iris tridentata OBL Setose Blackberry Rubus setosus FACW Showy Chalicevine Solandra grandiflora FACU Savannah Meadow-Beauty Rhexia alifanus FACW Seven-Angle Pipewort Eriocaulon aquaticum OBL Showy False Dragonhead Physostegia pulchella FACW Savannah Milkweed Asclepias pedicellata FACW Seven-Sisters Crinum americanum OBL Showy Milkweed Asclepias speciosa FAC Savannah Primrose-Willow Ludwigia virgata OBL Seven-Year-Apple Casasia clusiifolia FAC Showy Rattlebox Crotalaria spectabilis FACU Savannah Sneezeweed Helenium vernale FACW Several-Vein Sweetflag Acorus americanus OBL Showy Tick-Trefoil Desmodium canadense FAC Savannah Wood-Aster Eurybia compacta FACU Shade Mudflower Micranthemum umbrosum OBL Showy Whitetop Rhynchospora nivea FACW Savannah Yellow-Eyed-Grass Xyris flabelliformis OBL Shag-Bark Hickory Carya ovata FACU Showy Zephyr-Lily Zephyranthes pulchella FACW Savannah-Panic Grass Phanopyrum gymnocarpon OBL Shaggy False Hedge-Nettle Sophronanthe pilosa FACW Shrub Yellowroot Xanthorhiza simplicissima FACW Sawbrier Smilax glauca FAC Shaggy-Soldier Galinsoga quadriradiata FACU Shrubby Primrose-Willow Ludwigia suffruticosa OBL Saw-Palmetto Serenoa repens FACU Shakeshake Crotalaria incana FACU Shrubby Seepweed Suaeda nigra OBL Saw-Tooth Blackberry Rubus argutus FAC Shallow Sedge Carex lurida OBL Shrubby St. John's-Wort Hypericum prolificum FAC Saw-Tooth Sunflower Helianthus grosseserratus FAC Shameplant Mimosa pudica FACU Shrubby-Fivefingers Sibbaldia tridentata FACU Scale-Edge Bristle Fern Trichomanes membranaceum FACW Shampoo Ginger Zingiber zerumbet FAC Shumard's Oak Quercus shumardii FAC Scale-Leaf American-Aster Symphyotrichum adnatum FACW Sharp Dock Rumex conglomeratus FACW Shyleaf Aeschynomene americana FAC Siberian Elm Ulmus pumila FACU Slender-Leaf False Foxglove Agalinis tenuifolia FACU Smooth Rattlebox Crotalaria pallida FACU Siberian Water-Milfoil Myriophyllum sibiricum OBL Slender-Leaf False Pondweed Stuckenia filiformis OBL Smooth Rose Rosa blanda FACU Sickle Tickseed Coreopsis falcata FACW Slender-Leaf Iceplant Mesembryanthemum nodiflorum FAC Smooth Saw-Grass Cladium mariscoides OBL Sidebells Orthilia secunda FAC Slim Spike-Rush Eleocharis elongata OBL Smooth Scouring-Rush Equisetum laevigatum FAC Silk-Cotton Purslane Portulaca halimoides FACW Slim-Bristle Sandburr Cenchrus brownii FACU Smooth Smartweed Persicaria glabra OBL Silk-Oak Grevillea robusta UPL Slim-Flower Muhly Muhlenbergia tenuiflora FACU Smooth Torchwood Amyris elemifera FAC Silk-Reed Neyraudia reynaudiana FAC Slim-Leaf Tick-Trefoil Desmodium tenuifolium FACU Smooth White Violet Viola macloskeyi FACW Silky Dogwood Cornus amomum FACW Slim-Lobe Beggarticks Bidens tenuisecta FACW Smooth Winterberry Ilex laevigata FACW Silky Wild Oat Grass Danthonia sericea FACU Slim-Pod Rush Juncus diffusissimus FACW Smooth-Bark St. John's-Wort Hypericum lissophloeus OBL Silky Willow Salix sericea OBL Slim-Stem Reed Grass Calamagrostis stricta FACW Smooth-Seed Pygmyweed Crassula solieri OBL Silver Cock's-Comb Celosia argentea FAC Slippery Elm Ulmus rubra FAC Smooth-Sheath Sedge Carex laevivaginata OBL Silver Dwarf-Morning-Glory Evolvulus sericeus FACU Slippery-Burr Corchorus siliquosus FAC Smooth-Twig Gray Willow Salix atrocinerea FACW Silver Maple Acer saccharinum FAC Small Beggarticks Bidens discoidea FACW Smut Grass Sporobolus indicus FACU Silver Plume Grass Saccharum alopecuroides FAC Small Black Blueberry Vaccinium tenellum FACU Snail-Seed Pondweed Potamogeton bicupulatus OBL Silver-Leaf Cinquefoil Potentilla argentea FACU Small Butterwort Pinguicula pumila OBL Snake-Mouth Orchid Pogonia ophioglossoides OBL Silverling Baccharis glomeruliflora FACW Small Carp Grass Arthraxon hispidus FAC Snow Squarestem Melanthera nivea FACU Silver-Sheath Knotweed Polygonum argyrocoleon OBL Small Coastal Germander Teucrium cubense FACW Snowbush Breynia disticha FAC Silverweed Potentilla anserina OBL Small Dropseed Sporobolus neglectus UPL Snow-on-the-Mountain Euphorbia marginata UPL Silvery-Spleenwort Deparia acrostichoides FAC Small Enchanter's-Nightshade Circaea alpina FACW Snowy Catchfly Silene nivea FAC Simmonds' American-Aster Symphyotrichum kralii FAC Small Evening-Primrose Oenothera perennis FAC Snowy Orchid Platanthera nivea FACW Simpler's-Joy Verbena hastata FAC Small Mountain Bittercress Cardamine clematitis FAC Soft Brome Bromus hordeaceus UPL Simpson's Apple Cactus Harrisia simpsonii FACU Small Pondweed Potamogeton pusillus OBL Soft Fox Sedge Carex conjuncta FAC Single-Stem Leather-Root Orbexilum simplex FAC Small Prescott Orchid Prescottia oligantha UPL Soft Milk-Pea Galactia mollis FAC Singletary Vetchling Lathyrus hirsutus FAC Small Skullcap Scutellaria parvula FACU Soft-Leaf Mimosa Mimosa malacophylla FACW Single-Vein Sweetflag Acorus calamus OBL Small Spike-Rush Eleocharis minima OBL Soft-Seed Wild Petunia Ruellia malacosperma FACU Sisal-Hemp Agave sisalana UPL Small Waterwort Elatine minima OBL Soft-Stem Club-Rush Schoenoplectus tabernaemontani OBL Six-Angle Foldwing Dicliptera sexangularis FAC Small White Fawn-Lily Erythronium albidum UPL Soldier's Orchid Zeuxine strateumatica FAC Skinner's False Foxglove Agalinis skinneriana FACU Small White Lady's-Slipper Cypripedium candidum OBL Solid-Stem Burnet-Saxifrage Pimpinella saxifraga UPL Skunk Currant Ribes glandulosum FACW Small Woodland Sunflower Helianthus microcephalus UPL Sorrelvine Cissus trifoliata UPL Skunk-Cabbage Symplocarpus foetidus OBL Small-Flower Baby-Blue-Eyes Nemophila aphylla FACW Sour Crown Grass Paspalum conjugatum FAC Skunkweed Navarretia squarrosa FACU Small-Flower Buttercup Ranunculus parviflorus FAC Sour Grass Digitaria insularis FAC Sky-Blue Clustervine Jacquemontia pentanthos FAC Small-Flower False Foxglove Agalinis paupercula FACW Sourwood Oxydendrum arboreum FACU Skyflower Hydrolea corymbosa OBL Small-Flower Halfchaff Sedge Lipocarpha micrantha FACW South American Skullcap Scutellaria racemosa FACW Slash Pine Pinus elliottii FACW Small-Flower Mock Buckthorn Sageretia minutiflora FAC Southeastern Cut-Throat Grass Coleataenia tenera FACW Sleepingplant Chamaecrista fasciculata FACU Small-Flower Pawpaw Asimina parviflora FACU Southeastern Primrose-Willow Ludwigia linifolia OBL Sleepydick Ornithogalum umbellatum FACU Small-Flower Sweetbrier Rosa micrantha FACU Southeastern Sneezeweed Helenium pinnatifidum OBL Slender Amaranth Amaranthus viridis FAC Small-Flower Tamarisk Tamarix parviflora FACW Southeastern Sunflower Helianthus agrestis FACW Slender Arrowhead Sagittaria teres OBL Small-Flower Thoroughwort Eupatorium semiserratum FACW Southern Adder's-Tongue Ophioglossum vulgatum FACW Slender Beak Sedge Rhynchospora gracilenta OBL Small-Fruit Beggarticks Bidens mitis OBL Southern Amaranth Amaranthus australis OBL Slender Blue Iris Iris prismatica OBL Small-Fruit Primrose-Willow Ludwigia microcarpa OBL Southern Appressed Club-Moss Lycopodiella appressa OBL Slender Bunchflower Veratrum latifolium FACU Small-Fruit Spike-Rush Eleocharis microcarpa OBL Southern Arrow-Wood Viburnum dentatum FAC Slender Centaury Centaurium tenuiflorum FACW Small-Head Beak Sedge Rhynchospora microcephala FACW Southern Bald-Cypress Taxodium distichum OBL Slender Cotton-Grass Eriophorum gracile OBL Small-Head Doll's Daisy Boltonia diffusa FAC Southern Barbara's-Buttons Marshallia ramosa FACU Slender Crown Grass Paspalum setaceum FAC Small-Head Marsh-Elder Iva microcephala FACW Southern Bayberry Morella cerifera FAC Slender False Buttonweed Spermacoce tenuior FACU Small-Head Rush Juncus brachycephalus OBL Southern Beak Sedge Rhynchospora microcarpa OBL Slender False Dragonhead Physostegia intermedia FACW Small-Head Sneezeweed Helenium microcephalum FACW Southern Bladderwort Utricularia juncea OBL Slender Fimbry Fimbristylis autumnalis OBL Small-Leaf Arrow-Wood Viburnum obovatum FACW Southern Blue Monkshood Aconitum uncinatum FAC Slender Gayfeather Liatris gracilis FACU Small-Leaf Meadow-Rue Thalictrum macrostylum FACW Southern Blueberry Vaccinium formosum FAC Slender Goldentop Euthamia caroliniana FAC Small-Leaf Wandering-Jew Tradescantia fluminensis FAC Southern Bluethread Burmannia capitata OBL Slender Hair Grass Deschampsia elongata FACW Small's Bogbutton Lachnocaulon minus OBL Southern Bogbutton Lachnocaulon beyrichianum OBL Slender Meadow-Foxtail Alopecurus myosuroides FACW Small's Groundsel Packera anonyma FACU Southern Butterwort Pinguicula primuliflora OBL Slender Muhly Muhlenbergia sericea FACW Small's Yellow-Eyed-Grass Xyris smalliana OBL Southern Catalpa Catalpa bignonioides UPL Slender Nut-Rush Scleria minor FACW Small-Spike False Nettle Boehmeria cylindrica FACW Southern Cat-Tail Typha domingensis OBL Slender Plantain Plantago heterophylla FACW Smith's Club-Rush Schoenoplectus smithii OBL Southern Coastal Violet Viola septemloba FAC Slender Rattlesnake-Root Nabalus autumnalis FAC Smokebush Buddleja madagascariensis UPL Southern Colicroot Aletris obovata FAC Slender Rose-Gentian Sabatia campanulata FACW Smooth Arrow-Wood Viburnum recognitum FAC Southern Crab Grass Digitaria ciliaris FACU Slender Scratchdaisy Croptilon divaricatum UPL Smooth Azalea Rhododendron arborescens FACW Southern Cut Grass Leersia hexandra OBL Slender Sea-Purslane Sesuvium maritimum FACW Smooth Beggarticks Bidens laevis OBL Southern Dewberry Rubus trivialis FACU Slender Spike-Rush Eleocharis tenuis FACW Smooth Blackhaw Viburnum prunifolium FACU Southern Dwarf Huckleberry Gaylussacia dumosa FAC Slender Three-Seed-Mercury Acalypha gracilens FAC Smooth Blue American-Aster Symphyotrichum laeve UPL Southern Fimbry Fimbristylis decipiens FACW Slender Toothwort Cardamine angustata FAC Smooth Brome Bromus inermis UPL Southern Flat Sedge Cyperus thyrsiflorus FAC Slender Water-Milfoil Myriophyllum tenellum OBL Smooth Carrion-Flower Smilax herbacea FAC Southern Frogfruit Phyla stoechadifolia FACW Slender Waternymph Najas gracillima OBL Smooth Catchbirdtree Pisonia rotundata FAC Southern Ladies'-Tresses Spiranthes torta FACU Slender Wedgescale Sphenopholis intermedia FAC Smooth Crab Grass Digitaria ischaemum UPL Southern Lady Fern Athyrium asplenioides FAC Slender Wild Rye Elymus trachycaulus FAC Smooth Elephant's-Foot Elephantopus nudatus FAC Southern Lobelia Lobelia amoena OBL Slender Woodland Sedge Carex digitalis FACU Smooth False Buttonweed Spermacoce glabra FACW Southern Long Sedge Carex lonchocarpa OBL Slender Wood-Oats Chasmanthium laxum FACW Smooth Flat Sedge Cyperus laevigatus FACW Southern Magnolia Magnolia grandiflora FAC Slender Wood-Reed Cinna latifolia FACW Smooth Hawk's-Beard Crepis capillaris UPL Southern Maidenhair Adiantum capillus-veneris FACU Slender Yellow Wood-Sorrel Oxalis dillenii FACU Smooth Hedge-Nettle Stachys tenuifolia FACW Southern Marsh Yellowcress Rorippa teres OBL Slender Yellow-Eyed-Grass Xyris torta OBL Smooth Joyweed Alternanthera paronychioides OBL Southern Meadow-Rue Thalictrum debile FAC Slender-Fruit Beak Sedge Rhynchospora leptocarpa OBL Smooth Muhly Muhlenbergia glabrifloris FAC Southern Milkweed Asclepias viridula FACW Slender-Fruit Nut-Rush Scleria georgiana FACW Smooth Oxeye Heliopsis helianthoides UPL Southern Quillwort Isoetes flaccida OBL Slender-Leaf False Dragonhead Physostegia leptophylla OBL Smooth Phlox Phlox glaberrima FACW Southern Red Lily Lilium catesbaei FACW Southern Red Oak Quercus falcata FACU Spring Avens Geum vernum FAC Swamp Blackberry Rubus semisetosus FAC Southern Sandburr Cenchrus echinatus UPL Spring Blue-Eyed Mary Collinsia verna FAC Swamp Chestnut Oak Quercus michauxii FACW Southern Sedge Carex austrina FACU Spring Coralroot Corallorhiza wisteriana UPL Swamp Cottonwood Populus heterophylla OBL Southern Spicebush Lindera melissifolia FACW Spring Forget-Me-Not Myosotis verna FACU Swamp Deciduous-Doghobble Eubotrys racemosa FACW Southern Swamp Grass-Leaf-Aster Eurybia paludosa FACW Spring Ladies'-Tresses Spiranthes vernalis FACW Swamp Dock Rumex verticillatus FACW Southern Three-Awn Aristida simpliciflora FAC Spring Spider-Lily Hymenocallis liriosme OBL Swamp Flat Sedge Cyperus distinctus FACW Southern Twayblade Neottia bifolia FACW Springblossom Jaborosa integrifolia FAC Swamp Fly-Honeysuckle Lonicera oblongifolia OBL Southern Umbrella Sedge Fuirena scirpoidea OBL Spring-Flowering Goldenrod Solidago verna OBL Swamp Hornpod Mitreola sessilifolia FACW Southern Water Grass Luziola fluitans OBL Springtape Sagittaria kurziana OBL Swamp Leather-Flower Clematis crispa FACW Southern Waxy Sedge Carex glaucescens OBL Spruce Pine Pinus glabra FACW Swamp Lousewort Pedicularis lanceolata FACW Southern White-Top Doellingeria sericocarpoides FACW Square-Stem Spike-Rush Eleocharis quadrangulata OBL Swamp Milkweed Asclepias incarnata OBL Southern Wood Fern Dryopteris ludoviciana FACW Squarrose Sedge Carex squarrosa FACW Swamp Milkwort Polygala tenella FACW Southern Woodland Violet Viola hirsutula FACU St. Andrew's-Cross Hypericum hypericoides FAC Swamp Prickle Grass Crypsis schoenoides FACW Southwestern Cosmos Cosmos parviflorus FAC St. Anthony's-Turnip Ranunculus bulbosus FAC Swamp Red Currant Ribes triste OBL Spanishgold Grindelia ciliata FACU St. Augustine Grass Stenotaphrum secundatum FAC Swamp Rose Rosa palustris OBL Spanish-Moss Tillandsia usneoides FAC St. Mark's False Foxglove Agalinis pulchella FACW Swamp Rose-Mallow Hibiscus grandiflorus OBL Spanish-Needles Bidens bipinnata FAC St. Peter's-Wort Hypericum crux-andreae FACW Swamp Saw-Grass Cladium mariscus OBL Sparrow False Pimpernel Lindernia antipoda FACW Stalked Bulrush Scirpus pedicellatus OBL Swamp Smartweed Persicaria hydropiperoides OBL Sparse-Lobe Grape Fern Sceptridium biternatum FAC Stalkflower Nesaea longipes FACW Swamp Snakeherb Dyschoriste humistrata FACW Spear-Bract Blue-Eyed-Grass Sisyrinchium sagittiferum FAC Stalk-Grain Sedge Carex stipata OBL Swamp Sunflower Helianthus angustifolius FACW Spearmint Mentha spicata FACW Stalkless Yellowcress Rorippa sessiliflora OBL Swamp Thistle Cirsium muticum OBL Speckled Alder Alnus incana FACU Star Sedge Carex echinata OBL Swamp Tupelo Nyssa biflora OBL Speckle-Pod Milk-Vetch Astragalus diphysus UPL Star Tickseed Coreopsis pubescens FAC Swamp Wedgescale Sphenopholis pensylvanica OBL Spiderwisp Gynandropsis gynandra FAC Starhorn Hygrophila corymbosa OBL Swamp White Oak Quercus bicolor FACW Spiked Crested-Coralroot Hexalectris spicata FACU Starry False Solomon's-Seal Maianthemum stellatum FACU Swampbush Pavonia paludicola OBL Spiked Muhly Muhlenbergia glomerata FACW Steeplebush Spiraea tomentosa FACW Swamp-Cabbage Ipomoea aquatica OBL Spiked Pepper Piper aduncum FAC Stemless Locoweed Oxytropis lambertii FACU Swampcandles Lysimachia terrestris OBL Spindleroot Ludwigia hirtella FACW Stickbush Clerodendrum chinense UPL Swamp-Forest Beak Sedge Rhynchospora decurrens OBL Spineless Hornwort Ceratophyllum echinatum OBL Sticky Hedge-Hyssop Gratiola brevifolia FACW Swamp-Loosestrife Decodon verticillatus OBL Spinulose Wood Fern Dryopteris carthusiana FACW Sticky Mouse-Ear Chickweed Cerastium glomeratum FACU Swamp-Mahogany Eucalyptus robusta UPL Spiny Amaranth Amaranthus spinosus FACU Sticky Waxweed Cuphea glutinosa FACU Swamp-Pink Helonias bullata OBL Spiny Cockleburr Xanthium spinosum FACU Sticky-Willy Galium aparine FACU Swan's Sedge Carex swanii UPL Spiny False Fiddleleaf Hydrolea spinosa OBL Stiff Bluestar Amsonia rigida FACW Swaying Club-Rush Schoenoplectus subterminalis OBL Spiny Fiddlewood Citharexylum spinosum FACU Stiff Cowbane Oxypolis rigidior OBL Sweet Autumn Virgin's-Bower Clematis terniflora FACU Spiny Pinkqueen Tarenaya spinosa FACU Stiff Dogwood Cornus foemina FACW Sweet Basil Ocimum basilicum FACU Spiny-Fruit Buttercup Ranunculus muricatus FACW Stiff Maiden Fern Thelypteris sclerophylla UPL Sweet Birch Betula lenta FACU Spiny-Leaf Sow-Thistle Sonchus asper FACU Stiff Marsh Bedstraw Galium tinctorium FACW Sweet Cherry Prunus avium UPL Spiny-Spore Quillwort Isoetes echinospora OBL Stiff Spadeleaf Centella erecta FACW Sweet Coneflower Rudbeckia subtomentosa FAC Spiral Ditch-Grass Ruppia cirrhosa OBL Stiff Yellow Flax Linum medium FAC Sweet Pitcherplant Sarracenia rubra OBL Spiral Pondweed Potamogeton spirillus OBL Stinging Nettle Urtica dioica FAC Sweet Shaggytuft Stenandrium dulce OBL Spiritweed Eryngium foetidum FAC Stink Grass Eragrostis cilianensis FACU Sweet White Violet Viola blanda FACW Split-Beard Bluestem Andropogon ternarius FACU Stinking Camphorweed Pluchea foetida OBL Sweet Wood-Reed Cinna arundinacea FACW Spoon Primrose-Willow Ludwigia spathulata OBL Stinking Chamomile Anthemis cotula FACU Sweet-Bay Magnolia virginiana FACW Spoon-Leaf Purple Everlasting Gamochaeta purpurea UPL Stinking Willie Jacobaea vulgaris UPL Sweetbrier Rosa rubiginosa UPL Spoon-Leaf Sundew Drosera intermedia OBL Stinking-Benjamin Trillium erectum FAC Sweetgale Myrica gale OBL Spoon-Shape Arrowhead Sagittaria spathulata OBL Stipitate Cut-Throat Grass Coleataenia stipitata FACW Sweet-Gum Liquidambar styraciflua FAC Spotted Beebalm Monarda punctata FACU Stokes'-Aster Stokesia laevis FAC Sweetscent Pluchea odorata FACW Spotted Crane's-Bill Geranium maculatum FACU Stout Rush Juncus nodatus OBL Sweet-Scented Joe-Pye-Weed Eutrochium purpureum FAC Spotted Evening-Primrose Oenothera canescens FAC Stout Smartweed Persicaria robustior OBL Switch Cane Arundinaria tecta FACW Spotted Lady's-Thumb Persicaria maculosa FACW Straggler Daisy Calyptocarpus vialis FAC Swollen Bladderwort Utricularia inflata OBL Spotted Pondweed Potamogeton pulcher OBL Strawberry-Head Clover Trifolium fragiferum FACU Swollen Windmill Grass Chloris barbata FACU Spotted Sandmat Euphorbia maculata FACU Strawberry-Tree Muntingia calabura UPL Sword Bogmat Wolffiella gladiata OBL Spotted St. John's-Wort Hypericum punctatum FAC Straw-Color Flat Sedge Cyperus strigosus FACW Tailed Strap Fern Campyloneurum costatum FAC Spotted Touch-Me-Not Impatiens capensis FACW Stream Bog-Moss Mayaca fluviatilis OBL Taiwanese Cheesewood Pittosporum pentandrum FACU Spotted Trumpetweed Eutrochium maculatum FACW Streambank Spider-Lily Hymenocallis rotata OBL Tall Beggarticks Bidens vulgata OBL Spotted Water-Hemlock Cicuta maculata OBL Stretchberry Forestiera pubescens FACU Tall Buttercup Ranunculus acris FACW Spottedheart Stictocardia tiliifolia FACU Striped Bladderwort Utricularia striata OBL Tall Elephant's-Foot Elephantopus elatus FACU Sprawling Hoary-Pea Tephrosia hispidula FACU Striped Brake Pteris plumula FAC Tall False Foxglove Agalinis aspera FACU Sprawling Liverseed Grass Urochloa reptans UPL Striped Cream Violet Viola striata FACW Tall False Rye Grass Schedonorus arundinaceus FAC Spreading Alkali Grass Puccinellia distans OBL Striped False Pondweed Stuckenia striata OBL Tall Flat Sedge Cyperus eragrostis FACW Spreading Alkali-Weed Cressa truxillensis FACW Striped Knotweed Polygonum striatulum FACW Tall Goldenrod Solidago altissima FACU Spreading Amaranth Amaranthus crassipes FAC Striped Maple Acer pensylvanicum FACU Tall Green Ladies'-Tresses Cyclopogon elatus UPL Spreading Beak Sedge Rhynchospora divergens OBL Striped Rose-Mallow Hibiscus striatus OBL Tall Hairy Grooveburr Agrimonia gryposepala FACU Spreading Bent Agrostis stolonifera FACW Suckling Clover Trifolium dubium FACU Tall Hedge-Mustard Sisymbrium altissimum FACU Spreading Bulrush Scirpus divaricatus OBL Sugar Maple Acer saccharum FACU Tall Horned Beak Sedge Rhynchospora macrostachya OBL Spreading Chervil Chaerophyllum procumbens FACW Sugar-Berry Celtis laevigata FACW Tall Ironweed Vernonia angustifolia FACU Spreading Dogbane Apocynum androsaemifolium UPL Sugar-Cane Saccharum officinarum FACU Tall Oat Grass Arrhenatherum elatius FACU Spreading Muhly Muhlenbergia expansa FACW Sugary Quillwort Isoetes saccharata OBL Tall Pine-Barren Milkwort Polygala cymosa OBL Spreading Sandmat Euphorbia humistrata FACW Sulphur Cosmos Cosmos sulphureus UPL Tall Rattlesnake-Root Nabalus altissimus UPL Spreading Sandwort Arenaria lanuginosa FAC Summer Coralroot Corallorhiza maculata UPL Tall Redtop Tridens flavus FACU Spreading Sweetjuice Glinus radiatus FACW Summer Grape Vitis aestivalis FACU Tall Scouring-Rush Equisetum hyemale FACW Spreading Yellowcress Rorippa sinuata FACW Surinam-Cherry Eugenia uniflora UPL Tall Thimbleweed Anemone virginiana FACU Spreading-Sneezeweed Centipeda minima FAC Swamp Bay Persea palustris FACW Tall Three-Awn Aristida patula FAC Tall Tickseed Coreopsis tripteris FAC Thyme-Leaf Bluet Houstonia serpyllifolia FACW Tuckerman's Pondweed Potamogeton confervoides OBL Tall Woodbeauty Drymocallis arguta FACU Thyme-Leaf Sandwort Arenaria serpyllifolia UPL Tuckerman's Quillwort Isoetes tuckermanii OBL Tall Yellow-Eyed-Grass Xyris platylepis OBL Thyme-Leaf Speedwell Veronica serpyllifolia FAC Tuckerman's Sedge Carex tuckermanii OBL Tallow-Wood Ximenia americana FACU Tick Quack Grass Thinopyrum pycnanthum FACW Tufted Hair Grass Deschampsia caespitosa FACW Talquezal Paspalum virgatum FACW Tickweed Arivela viscosa UPL Tufted Meadow-Foxtail Alopecurus carolinianus FACW Tampa Mock Vervain Glandularia tampensis FACW Tidal Spike-Rush Eleocharis aestuum OBL Tufted Yellow-Loosestrife Lysimachia thyrsiflora OBL Tangerine Citrus reticulata UPL Tidal-Marsh Amaranth Amaranthus cannabinus OBL Tuliptree Liriodendron tulipifera FACU Tangled Dewberry Rubus plexus OBL Tidal-Marsh Flat Sedge Cyperus serotinus OBL Tumbleweed Amaranthus albus FACU Tansy Dogshade Limnosciadium pinnatum FACW Tierra del Fuego Dock Rumex fueginus OBL Tumbling Orache Atriplex rosea FACU Tapered Rosette Grass Dichanthelium acuminatum FAC Tievine Ipomoea cordatotriloba FACU Turion Duckweed Lemna turionifera OBL Taper-Leaf Water-Horehound Lycopus rubellus OBL Timothy Canary Grass Phalaris angusta FACW Turkey-Berry Solanum torvum FACU Taper-Tip Cup Grass Eriochloa acuminata FAC Tinted Woodland Spurge Euphorbia commutata FACU Turkey-Tangle Phyla nodiflora FAC Taper-Tip Flat Sedge Cyperus acuminatus OBL Tiny Bluet Houstonia pusilla FACU Turk's-Cap Lily Lilium superbum FACW Tarflower Bejaria racemosa FAC Tiny Milkwort Polygala smallii FACU Turtle-Grass Thalassia testudinum OBL Target Dropseed Sporobolus pyramidatus FAC Tiny Mousetail Myosurus minimus FACW Turtleweed Batis maritima OBL Tar-Heel Sedge Carex pigra FACW Tiny Vetchling Lathyrus pusillus FAC Tussock Dropseed Sporobolus diandrus UPL Tassel Cotton-Grass Eriophorum viridicarinatum OBL Tissue Sedge Carex hyalina FACW Twining Screwstem Bartonia paniculata OBL Tawny Cotton-Grass Eriophorum virginicum OBL Toad Rush Juncus bufonius FACW Twinsisters Lonicera tatarica FACU Teal Love Grass Eragrostis hypnoides OBL Toadshade Trillium sessile UPL Twisted Sedge Carex torta OBL Ten-Angle Pipewort Eriocaulon decangulare OBL Tongue-Shape Bogmat Wolffiella lingulata OBL Twisted Spike-Rush Eleocharis tortilis FACW Ten-Lobe False Foxglove Agalinis obtusifolia FAC Toothache Grass Ctenium aromaticum FACW Twisted Tanglehead Heteropogon contortus UPL Tennessee Pondweed Potamogeton tennesseensis OBL Toothachetree Zanthoxylum americanum FAC Two-Flower Dwarf-Dandelion Krigia biflora FACU Tennessee Yellow-Eyed-Grass Xyris tennesseensis OBL Toothed Flat Sedge Cyperus dentatus OBL Two-Leaf Bishop's-Cap Mitella diphylla FACU Terrestrial Water-Starwort Callitriche terrestris FACW Toothed Lattice-Vein Fern Thelypteris serrata FACW Two-Leaf Water-Milfoil Myriophyllum heterophyllum OBL Texas Bergia Bergia texana OBL Toothed Medick Medicago polymorpha FACU Two-Spike Crab Grass Digitaria pauciflora FACW Texas Bindweed Convolvulus equitans FACU Toothed Mid-Sorus Fern Blechnum serrulatum FACW Two-Wing Silverbell Halesia diptera FAC Texas Cornsalad Valerianella florifera FAC Toothed Spleenwort Asplenium dentatum FACU Umbrella Flat Sedge Cyperus diandrus FACW Texas Dropseed Sporobolus texanus FAC Torpedo Grass Panicum repens FACW Umbrella Magnolia Magnolia tripetala FACU Texas Golden Gladecress Leavenworthia texana FACU Torrey's Beak Sedge Rhynchospora torreyana OBL Uniola-Like Flat Sedge Cyperus unioloides FACW Texas Goldentop Euthamia gymnospermoides FAC Torrey's Club-Rush Schoenoplectus torreyi OBL Upland Bent Agrostis perennans FACU Texas Ironweed Vernonia texana FACU Torrey's Rush Juncus torreyi FACW Upland Blackberry Rubus pergratus FACU Texas Ladies'-Tresses Spiranthes brevilabris FACW Tough-Leaf Dogwood Cornus asperifolia FACW Upland Cotton Gossypium hirsutum FACU Texas Pipewort Eriocaulon texense OBL Tracy's Beak Sedge Rhynchospora tracyi OBL Upland Swamp-Privet Forestiera ligustrina FAC Texas Pseudosaxifrage Micranthes texana FAC Tracy's Sundew Drosera tracyi OBL Upright Burrhead Echinodorus berteroi OBL Texas Red Oak Quercus texana FACW Trailing Fuzzy-Bean Strophostyles helvola FAC Upright Yellow Wood-Sorrel Oxalis stricta UPL Texas Rush Juncus texanus OBL Trailing Indigo Indigofera hendecaphylla FACU Uptight Sedge Carex stricta OBL Texas Sea-Purslane Sesuvium trianthemoides OBL Trailing Pearlwort Sagina decumbens FACU Uruguayan Pampas Grass Cortaderia jubata UPL Texas Sunnybell Schoenolirion wrightii OBL Trailing Yellow-Loosestrife Lysimachia radicans OBL Utah Swampfire Sarcocornia utahensis OBL Texas Tickseed Coreopsis linifolia FACW Tree Blackberry Rubus probabilis FAC Vahl's Fimbry Fimbristylis vahlii OBL Texas Trillium Trillium texanum FACU Tree Seaside-Tansy Borrichia arborescens FACW Valamuerto Senna pendula FAC Texas Umbrella-Wort Tauschia texana FACW Tree Sparkle-Berry Vaccinium arboreum FACU Valley Redstem Ammannia coccinea OBL Texas-Blueweed Helianthus ciliaris FAC Tree Tobacco Nicotiana glauca FAC Variable Flat Sedge Cyperus difformis OBL Texas-Star Sabatia campestris FACU Tree-Marigold Tithonia diversifolia FACU Variable Rosette Grass Dichanthelium commutatum FAC Tex-Mex Tobacco Nicotiana plumbaginifolia FAC Tree-of-Heaven Ailanthus altissima FACU Variable Sedge Carex polymorpha FACU Thalia Love Grass Eragrostis atrovirens FAC Triangle Cactus Acanthocereus tetragonus FAC Variable-Leaf Indian-Plantain Arnoglossum diversifolium FACW Thicket Sedge Carex abscondita FACW Triangle Water Fern Ceratopteris richardii OBL Variable-Leaf Sunflower Helianthus heterophyllus OBL Thicket-Creeper Parthenocissus inserta FACU Triangular-Valved Dock Rumex triangulivalvis FACW Variable-Leaf Yellowcress Rorippa indica FACW Thick-Leaf Phlox Phlox carolina FACU Tropical Cup Grass Eriochloa fatmensis FAC Vasey's Grass Paspalum urvillei FAC Thick-Leaf Water-Willow Justicia crassifolia OBL Tropical Dock Rumex obovatus OBL Vasey's Pondweed Potamogeton vaseyi OBL Thieret's Skullcap Scutellaria thieretii FACW Tropical Flat Sedge Cyperus surinamensis FACW Vegetable Fern Diplazium esculentum FACW Thin-Fruit Sedge Carex flaccosperma FACW Tropical Girdlepod Mitracarpus hirtus FACU Vegetable-Hummingbird Sesbania grandiflora FACU Thin-Leaf Sedge Carex cephaloidea FAC Tropical Liverseed Grass Urochloa distachya UPL Veiny Dock Rumex venosus FAC Thin-Leaf Sunflower Helianthus decapetalus UPL Tropical Pickerelweed Pontederia rotundifolia OBL Veiny Skullcap Scutellaria nervosa FAC Thin-Wall Quillwort Isoetes microvela OBL Tropical Pokeweed Phytolacca icosandra FAC Veiny Vetchling Lathyrus venosus FAC Thread-Leaf Beak Sedge Rhynchospora filifolia FACW Tropical Puff Neptunia pubescens FAC Velvet Bent Agrostis canina FACU Thread-Leaf Sundew Drosera filiformis OBL Tropical Reed Phragmites karka FACW Velvetleaf Abutilon theophrasti FACU Thread-Leaf Water-Crowfoot Ranunculus trichophyllus OBL Tropical Royal-Blue Water-Lily Nymphaea elegans OBL Velvet-Leaf Blueberry Vaccinium myrtilloides FAC Thread-Stem Carpetweed Mollugo cerviana FAC Tropical Spider-Lily Hymenocallis littoralis OBL Velvetweed Oenothera curtiflora UPL Three-Angle Spike-Rush Eleocharis tricostata OBL Tropical Sprangletop Leptochloa virgata FAC Venus' Flytrap Dionaea muscipula FACW Threebirds Triphora trianthophoros FACU Tropical Water-Hyssop Bacopa innominata OBL Vernal Water-Starwort Callitriche palustris OBL Three-Flower Tick-Trefoil Desmodium triflorum FACU Tropical Waxweed Cuphea aspera FACW Verrucose Sea-Purslane Sesuvium verrucosum FACW Three-Leaf Chastetree Vitex trifolia UPL Tropical White Morning-Glory Ipomoea alba FAC Vilevine Philodendron hederaceum FACU Three-Leaf Gold-Back Fern Pityrogramma trifoliata FAC Tropical Whiteweed Ageratum conyzoides FACU Vine-Mesquite Hopia obtusa FACW Three-Leaf Goldthread Coptis trifolia FACW Tropical-Almond Terminalia catappa UPL Violet Butterwort Pinguicula ionantha OBL Three-Lobe Beggarticks Bidens tripartita FACW Troublesome Sedge Carex molesta FAC Violet Crab Grass Digitaria violascens FAC Three-Lobe Buttercup Ranunculus trilobus FACW True Forget-Me-Not Myosotis scorpioides OBL Virginia Bluebells Mertensia virginica FAC Three-Lobe False Mallow Malvastrum coromandelianum FACU True Quillwort Isoetes valida OBL Virginia Blueflag Iris virginica OBL Three-Lobe Violet Viola palmata FACU Trumpet Evening-Primrose Oenothera jamesii FACW Virginia Bunchflower Veratrum virginicum OBL Three-Petal Bedstraw Galium trifidum OBL Trumpet Honeysuckle Lonicera sempervirens FACU Virginia Buttonweed Diodia virginiana FACW Three-Rib Arrow-Grass Triglochin striata OBL Trumpet-Creeper Campsis radicans FAC Virginia Chain Fern Woodwardia virginica OBL Three-Seed Sedge Carex trisperma OBL Trumpetweed Eutrochium fistulosum FACW Virginia Dayflower Commelina virginica FACW Three-Square Schoenoplectus pungens OBL Tuberous Club-Rush Schoenoplectus glaucus OBL Virginia Dwarf-Dandelion Krigia virginica FACU Three-Way Sedge Dulichium arundinaceum OBL Tuberous Grass-Pink Calopogon tuberosus OBL Virginia Fanpetals Sida hermaphrodita UPL Virginia Fen-Rose Kosteletzkya pentacarpos OBL Waxy-Leaf Meadow-Rue Thalictrum revolutum FAC White Snakeroot Ageratina altissima FACU Virginia Goldenrod Solidago gracillima OBL Weak Rush Juncus debilis OBL White Spike-Rush Eleocharis albida OBL Virginia Heartleaf Hexastylis virginica UPL Weak Stellate Sedge Carex seorsa FACW White Sunnybell Schoenolirion albiflorum OBL Virginia Joint-Vetch Aeschynomene virginica FACW Weak-Stalk Club-Rush Schoenoplectus purshianus OBL White Turtlehead Chelone glabra OBL Virginia Meadowsweet Spiraea virginiana FACW Wedgeleaf Phyla cuneifolia FAC White Twinevine Funastrum clausum FACW Virginia Mountain-Mint Pycnanthemum virginianum FAC Weedy Dwarf-Dandelion Krigia caespitosa FAC White Vervain Verbena urticifolia FAC Virginia Rose Rosa virginiana FAC Welsh Mudwort Limosella australis OBL White Walnut Juglans cinerea FACU Virginia Sneezeweed Helenium virginicum OBL Welsh's Bugseed Corispermum welshii UPL White Wild Indigo Baptisia alba FACU Virginia Spiderwort Tradescantia virginiana FAC West Indian Beak Sedge Rhynchospora brachychaeta FACW White Willow Salix alba FACW Virginia Springbeauty Claytonia virginica FACU West Indian Mahogany Swietenia mahagoni UPL White-Edge Flat Sedge Cyperus flavicomus FACW Virginia St. John's-Wort Hypericum virginicum OBL West Indian Marsh Grass Hymenachne amplexicaulis OBL White-Edge Sedge Carex debilis FACW Virginia Strawberry Fragaria virginiana FACU West Indian Meadow-Beauty Rhexia cubensis FACW White-Head Bogbutton Lachnocaulon anceps FACW Virginia Sweetspire Itea virginica FACW West Indian Milkberry Chiococca alba FAC Whitejacket Aniseia martinicensis FAC Virginia Thistle Cirsium virginianum FACW West Indian Panic Grass Panicum diffusum FAC White-Leaf Leather-Flower Clematis glaucophylla FAC Virginia Three-Seed-Mercury Acalypha virginica FACU West Indian Sage Salvia occidentalis FAC White-Leaf Mountain-Mint Pycnanthemum albescens FAC Virginia Water-Horehound Lycopus virginicus OBL West Indian Shrub-Verbena Lantana urticoides FACU White-Mouth Dayflower Commelina erecta FACU Virginia Wild Rye Elymus virginicus FAC West Indian-Laurel Calophyllum antillanum FACW White-Mustard Sinapis alba FAC Virginia Winged Rockcress Planodes virginicum FACU Western Dock Rumex occidentalis OBL Whitenymph Trepocarpus aethusae FACW Virginia-Creeper Parthenocissus quinquefolia FACU Western Ironweed Vernonia baldwinii UPL Whiteroot Gouania lupuloides FAC Virginia-Snakeroot Endodeca serpentaria FACU Western Poison Ivy Toxicodendron rydbergii FAC White-Root Rush Juncus brachycarpus FACW Viviparous Spike-Rush Eleocharis vivipara OBL Western Rock-Jasmine Androsace occidentalis FACU Whitesnow Drymaria cordata FAC Walker's Water-Trumpet Cryptocoryne walkeri OBL Western Snowberry Symphoricarpos occidentalis FAC Whitestar Ipomoea lacunosa FAC Wall Barley Hordeum murinum UPL Western Thimble-Berry Rubus parviflorus FACU Whitetassels Dalea carnea FACW Wall Bedstraw Galium parisiense FACU Western Umbrella Sedge Fuirena simplex OBL White-Tinge Sedge Carex albicans FAC Walter's American-Aster Symphyotrichum walteri FAC Western Waterweed Elodea nuttallii OBL White-Top Pitcherplant Sarracenia leucophylla OBL Walter's Sedge Carex striata OBL Western-Wheat Grass Pascopyrum smithii FACU Whitewicky Kalmia cuneata FACW Wand Blackroot Pterocaulon virgatum FAC West's Flax Linum westii OBL White-Woolly Twintip Stemodia durantifolia FACW Wand Goldenrod Solidago stricta OBL Wet-Thicket Dewberry Rubus tardatus FACU Whorled Marsh-Pennywort Hydrocotyle verticillata OBL Wand Panic Grass Panicum virgatum FAC Whip Nut-Rush Scleria triglomerata FACW Whorled Milkweed Asclepias verticillata FACU Ware's Hair Sedge Bulbostylis warei FACU Whiplash Dewberry Rubus flagellaris UPL Whorled Milkwort Polygala verticillata UPL Wart-Removing-Herb Murdannia keisak OBL Whip-Poor-Will-Flower Trillium cernuum FACW Whorled Mountain-Mint Pycnanthemum verticillatum FAC Warty Panic Grass Panicum verrucosum FACW Whisk Fern Psilotum nudum FAC Whorled Nodding-Aster Oclemena acuminata UPL Warty Sedge Carex verrucosa OBL White Alling Bontia daphnoides FACW Whorled Sunflower Helianthus verticillatus OBL Warty Spurge Euphorbia spathulata FACU White Arrow-Arum Peltandra sagittifolia OBL Whorled Water-Milfoil Myriophyllum verticillatum OBL Washington Fan Palm Washingtonia robusta FAC White Ash Fraxinus americana FACU Whorled Yellow-Loosestrife Lysimachia quadrifolia FACU Washington Hawthorn Crataegus phaenopyrum FAC White Avens Geum canadense FAC Widow Sedge Carex basiantha FACW Water Crown Grass Paspalum modestum OBL White Baneberry Actaea pachypoda FACU Widow's-Cross Sedum pulchellum UPL Water Dawnflower Stylisma aquatica FACW White Beak Sedge Rhynchospora alba OBL Wiegand's Wild Rye Elymus wiegandii FAC Water Hickory Carya aquatica OBL White Bedstraw Galium mollugo FACU Wild Banyantree Ficus citrifolia FACU Water Horsetail Equisetum fluviatile OBL White Bergamot Monarda clinopodia FACU Wild Black Currant Ribes americanum FACW Water Manna Grass Glyceria fluitans OBL White Birds-in-a-Nest Macbridea alba FACW Wild Blue Lettuce Lactuca biennis FACU Water Mint Mentha aquatica OBL White Bladderpod Physaria pallida FAC Wild Blue Phlox Phlox divaricata FACU Water Oak Quercus nigra FAC White Blue-Eyed-Grass Sisyrinchium albidum FAC Wild Bush-Bean Macroptilium lathyroides FACU Water Pygmyweed Crassula aquatica OBL White Clover Trifolium repens FACU Wild Chives Allium schoenoprasum FACU Water Smartweed Persicaria amphibia OBL White Colicroot Aletris farinosa FAC Wild Coco Eulophia alta FACW Water Toothleaf Stillingia aquatica OBL White Crownbeard Verbesina virginica FACU Wild Cow-Pea Vigna luteola FACW Water Tupelo Nyssa aquatica OBL White Doll's Daisy Boltonia asteroides FACW Wild Cucumber Echinocystis lobata FACW Water-Celery Oenanthe javanica OBL White Egyptian-Lotus Nymphaea lotus OBL Wild Dilly Manilkara jaimiqui FAC Water-Chestnut Trapa natans OBL White Featherling Tofieldia glabra FACW Wild Guave Guettarda scabra FAC Watercress Nasturtium officinale OBL White Fen-Rose Kosteletzkya depressa FAC Wild Hydrangea Hydrangea arborescens UPL Water-Dead-and-Awake Neptunia plena FACW White Fluff Grass Tridens albescens FAC Wild Leadwort Plumbago zeylanica UPL Water-Grass Bulbostylis barbata FAC White Fringed Orchid Platanthera blephariglottis OBL Wild Pea Vigna adenantha FACU Water-Lettuce Pistia stratiotes OBL White Fringeless Orchid Platanthera integrilabia OBL Wild Sarsaparilla Aralia nudicaulis FACU Water-Locust Gleditsia aquatica OBL White Fringetree Chionanthus virginicus FACU Wild Sugar-Cane Saccharum spontaneum FAC Watermelon Citrullus lanatus UPL White Ginger-Lily Hedychium coronarium OBL Wild Sweetwilliam Phlox maculata FAC Water-Plantain Spearwort Ranunculus ambigens OBL White Grass Leersia virginica FACW Wild Tantan Desmanthus virgatus FACU Waterpod Hydrolea quadrivalvis OBL White Heath American-Aster Symphyotrichum ericoides UPL Wild Yam Dioscorea villosa FACW Water-Poppy Hydrocleys nymphoides OBL White Horehound Marrubium vulgare FACU Willdenow's Sedge Carex willdenowii FACU Water-Purslane Didiplis diandra OBL White Indigo-Berry Randia aculeata FAC Willdenow's Spike-Moss Selaginella willdenowii FAC Watershield Brasenia schreberi OBL White Leadtree Leucaena leucocephala FACU Willow Oak Quercus phellos FACW Water-Snowflake Nymphoides indica OBL White Lobelia Lobelia paludosa OBL Willow-Leaf American-Aster Symphyotrichum praealtum FACW Water-Spangles Salvinia minima OBL White Mangrove Laguncularia racemosa OBL Willow-Leaf Lettuce Lactuca saligna FACU Water-Spider False Rein Orchid Habenaria repens OBL White Meadow-Beauty Rhexia parviflora OBL Willow-Leaf Meadowsweet Spiraea salicifolia FACW Watersprite Ceratopteris thalictroides OBL White Meadowsweet Spiraea alba FACW Wine Raspberry Rubus phoenicolasius FACU Waterthread Potamogeton diversifolius OBL White Moneywort Alysicarpus vaginalis FAC Wing-Angle Loosestrife Lythrum alatum OBL Water-Thyme Hydrilla verticillata OBL White Moth Mullein Verbascum blattaria FACU Winged Dock Rumex spiralis FACW Water-Wisteria Hygrophila difformis OBL White Mulberry Morus alba FACU Winged Elm Ulmus alata FACU Wavy Hair Grass Deschampsia flexuosa UPL White Nodding Ladies'-Tresses Spiranthes cernua FACW Winged Peperomia Peperomia alata FACW Wavy Waternymph Najas flexilis OBL White Oldfield American-Aster Symphyotrichum pilosum FAC Winged Primrose-Willow Ludwigia alata OBL Wavy-Leaf Thistle Cirsium undulatum FACU White Panicled American-Aster Symphyotrichum lanceolatum FACW Winged Sumac Rhus copallinum UPL Wax-Mallow Malvaviscus arboreus FAC White Rattlesnake-Root Nabalus albus FACU Winged-Pigweed Cycloloma atriplicifolium FACU Waxy Manna Grass Glyceria declinata FACW White Sagebrush Artemisia ludoviciana UPL Wing-Leaf Primrose-Willow Ludwigia decurrens OBL Waxy Rush-Pea Hoffmannseggia glauca FAC White Screwstem Bartonia verna OBL Wing-Leaf Soapberry Sapindus saponaria FACU Wing-Pod Purslane Portulaca umbraticola FAC Yellow Giant-Hyssop Agastache nepetoides FAC Wingstem Verbesina alternifolia FAC Yellow Glandweed Parentucellia viscosa FAC Wing-Stem Camphorweed Pluchea sagittalis OBL Yellow Hedge-Hyssop Gratiola flava FACW Winter Bent Agrostis hyemalis FAC Yellow Indian Grass Sorghastrum nutans FACU Wiregrass Gentian Gentiana pennelliana FACW Yellow Lady's-Slipper Cypripedium parviflorum FAC Wire-Leaf Dropseed Sporobolus teretifolius FACW Yellow Marsh-Marigold Caltha palustris OBL Wire-Stem Muhly Muhlenbergia frondosa FAC Yellow Meadow-Beauty Rhexia lutea FACW Wiry Blue-Eyed-Grass Sisyrinchium biforme FAC Yellow Milkwort Polygala rugelii FACW Wiry Bluestem Andropogon gracilis FAC Yellow Necklacepod Sophora tomentosa FAC Wiry Panic Grass Panicum flexile FAC Yellow Nicker Caesalpinia bonduc FAC Wolf's Spike-Rush Eleocharis wolfii OBL Yellow Pitcherplant Sarracenia flava OBL Woman's-Tongue Albizia lebbeck UPL Yellow Pond-Lily Nuphar advena OBL Wood Lily Lilium philadelphicum FACU Yellow Puff Neptunia lutea FACU Woodland Bittercress Cardamine flexuosa FACU Yellow Scorpion-Grass Myosotis discolor FAC Woodland Blue Grass Poa sylvestris FACW Yellow Screwstem Bartonia virginica FACW Woodland Bulrush Scirpus expansus OBL Yellow Spike-Rush Eleocharis flavescens OBL Woodland False Buttonweed Spermacoce remota UPL Yellow Sunnybell Schoenolirion croceum OBL Woodland Flax Linum virginianum FAC Yellow Sweet-Clover Melilotus officinalis FACU Woodland Forget-Me-Not Myosotis sylvatica UPL Yellow Thistle Cirsium horridulum FAC Woodland Grooveburr Agrimonia striata UPL Yellow Trout-Lily Erythronium rostratum FACU Woodland Horsetail Equisetum sylvaticum FACW Yellow Trumpetbush Tecoma stans UPL Woodland Lettuce Lactuca floridana FACU Yellow Wide-Lip Orchid Liparis loeselii FACW Woodland Muhly Muhlenbergia sylvatica FACW Yellowdicks Helenium amarum FACU Woodland Ragwort Senecio sylvaticus UPL Yellow-Flower Knotweed Polygonum ramosissimum FACU Woodland Rush Juncus subcaudatus FAC Yellow-Fruit Horse-Gentian Triosteum angustifolium UPL Woodland Stonecrop Sedum ternatum FACU Yellow-Fruit Sedge Carex annectens FACW Woodland Strawberry Fragaria vesca UPL Yellow-Green Sedge Carex flava OBL Woodrush Flat Sedge Cyperus entrerianus FACW Yellow-Hatpins Syngonanthus flavidulus FACW Woodvamp Decumaria barbara FACW Yellow-Poinciana Peltophorum pterocarpum FAC Woody Saltwort Salicornia depressa OBL Yellow-Seed False Pimpernel Lindernia dubia OBL Woody-Goldenrod Chrysoma pauciflosculosa FAC Yellow-Trumpets Sarracenia alata OBL Woolly Chaffhead Carphephorus tomentosus FACW Yerba-de-Jicotea Ludwigia erecta OBL Woolly Fimbry Fimbristylis tomentosa FACW Yerba-de-Papagayo Ruellia blechum FACW Woolly Groundsel Packera tomentosa FACU Zarzabacoa-Comun Desmodium incanum FAC Woolly Huckleberry Gaylussacia mosieri FACW Zigzag Bladderwort Utricularia subulata OBL Woolly Pipevine Isotrema tomentosum FAC Zigzag Goldenrod Solidago flexicaulis FACU Woolly Rosette Grass Dichanthelium scabriusculum OBL Zigzag Iris Iris brevicaulis OBL Woolly Sedge Carex pellita OBL Zizotes Milkweed Asclepias oenotheroides FACU Woolly Sunbonnets Chaptalia tomentosa FACW Woolly-Fruit Sedge Carex lasiocarpa OBL Worm-Seed Wallflower Erysimum cheiranthoides UPL Wormvine Orchid Vanilla barbellata FACU Woundwort Stachys palustris OBL Wreath Goldenrod Solidago caesia FACU Wright's Beak Sedge Rhynchospora wrightiana OBL Wright's Dropseed Sporobolus wrightii FAC Wright's Morning-Glory Ipomoea wrightii FACW Wright's Spike-Rush Eleocharis diandra FACW Wright's Waternymph Najas wrightiana OBL Wrinkled Joint-Tail Grass Coelorachis rugosa OBL Wrinkle-Leaf Goldenrod Solidago rugosa FAC Wych Elm Ulmus glabra UPL Yankeeweed Eupatorium compositifolium FAC Yard Knotweed Polygonum aviculare FAC Yaupon Ilex vomitoria FAC Yaupon Black-Senna Seymeria cassioides FAC Yellow Anisetree Illicium parviflorum OBL Yellow Asphodel Narthecium americanum FACW Yellow Avens Geum aleppicum FACW Yellow Birch Betula alleghaniensis FACU Yellow Bractspike Yeatesia viridiflora FACW Yellow Bristle Grass Setaria pumila FAC Yellow Buckeye Aesculus flava FACU Yellow Butterwort Pinguicula lutea OBL Yellow Colicroot Aletris lutea FACW Yellow Coralroot Corallorhiza trifida FACW Yellow Crownbeard Verbesina occidentalis FACU Yellow Flat Sedge Cyperus flavescens OBL Yellow Floatingheart Nymphoides peltata OBL Yellow Fringed Orchid Platanthera ciliaris FACW Yellow Fringeless Orchid Platanthera integra OBL Yellow Fumewort Corydalis flavula FACU Yellow Gentian Gentiana alba FACU