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EASTERN MOUNTAINS AND PIEDMONT 2014 Regional Wetland Plant List
Lichvar, R.W., M. Butterw ick, N.C. Melvin, and W.N. Kirchner. 2014. The National Wetland Plant List: 2014 Update of Wetland Ratings. Phytoneuron 2014-41: 1-42.
http://wetland_plants.usace.army.mil/
Justicia americana (L.) Vahl (American Water-Willow) Photo: Charles Lewallen
User Notes: 1) Plant species not listed are considered UPL for w etland delineation purposes. 2) A few UPL species are listed because they are rated FACU or w etter in at least one Corps region.
Approved for public release; distribution is unlimited.
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EASTERN MOUNTAINS AND PIEDMONT 2014 Regional Wetland Plant List
Total Species = 3518 EMP OBL 964 FACW 773 FAC 672 FACU 838 UPL 271 Regional Totals 3518
Scientific Name Authorship EMP Common Name
Abies balsamea (L.) P. Mill. FAC Balsam Fir Abies fraseri (Pursh) Poir. FACU Fraser's Fir Abutilon theophrasti Medik. UPL Velv etleaf Acalypha gracilens Gray FAC Slender Three-Seed-Mercury Acalypha poiretii Spreng. FACU Poiret's Copperleaf Acalypha rhomboidea Raf . FACU Common Three-Seed-Mercury Acalypha virginica L. FACU Virginia Three-Seed-Mercury Acer negundo L. FAC Ash-Leaf Maple Acer nigrum Michx. f . FACU Black Maple Acer pensylvanicum L. FACU Striped Maple Acer platanoides L. UPL Norway Maple Acer rubrum L. FAC Red Maple Acer saccharinum L. FACW Silv er Maple Acer saccharum Marsh. FACU Sugar Maple Acer spicatum Lam. FACU Mountain Maple Achillea millefolium L. FACU Common Yarrow Achillea ptarmica L. FACU Pearl Yarrow Achyranthes aspera L. UPL Dev il's-Horsewhip Acmella repens (Walt.) L.C. Rich. FACW Opposite-Leaf Spotf lower Acmispon americanus (Nutt.) Ry db. FACU American Deerweed Aconitum reclinatum Gray FAC Trailing White Monkshood Aconitum uncinatum L. FAC Southern Blue Monkshood Acorus americanus (Raf .) Raf . OBL Sev eral-Vein Sweetf lag Acorus calamus L. OBL Single-Vein Sweetf lag Actaea pachypoda Ell. UPL White Baneberry Actaea podocarpa DC. FACU Mountain Bugbane Actaea rubra (Ait.) Willd. UPL Red Baneberry Adiantum aleuticum (Rupr.) Paris FAC Aleutian Maidenhair Adiantum capillus-veneris L. FACU Southern Maidenhair Adiantum pedatum L. FAC Northern Maidenhair Aegopodium podagraria L. FACU Bishop's Goutweed Aeschynomene americana L. FAC Shy leaf Aeschynomene indica L. FACW Indian Joint-Vetch Aeschynomene virginica (L.) B.S.P. OBL Virginia Joint-Vetch Aesculus flava Ait. FACU Yellow Buckey e Aesculus glabra Willd. FACU Ohio Buckey e Aesculus pavia L. FAC Red Buckey e Aesculus sylvatica Bartr. FAC Painted Buckey e Agalinis aphylla (Nutt.) Raf . FACW Scale-Leaf False Foxglov e Agalinis aspera (Dougl. ex Benth.) Britt. FACU Tall False Foxglov e Agalinis fasciculata (Ell.) Raf . FAC Beach False Foxglov e Agalinis heterophylla (Nutt.) Small ex Britt. FACU Prairie False Foxglov e Agalinis linifolia (Nutt.) Britt. FACW Flax-Leaf False Foxglov e Agalinis maritima (Raf .) Raf . FACW Saltmarsh False Foxglov e Agalinis obtusifolia Raf . FACU Ten-Lobe False Foxglov e Agalinis oligophylla Pennell FAC Ridge-Stem False Foxglov e Agalinis paupercula (Gray ) Britt. FACW Small-Flower False Foxglov e Agalinis purpurea (L.) Pennell FACW Purple False Foxglov e Agalinis skinneriana (Wood) Britt. FACU Skinner's False Foxglov e Agalinis tenella Pennell FACW Agalinis tenuifolia (Vahl) Raf . FAC Slender-Leaf False Foxglov e Agarista populifolia (Lam.) Judd OBL Florida-Hobblebush
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Scientific Name Authorship EMP Common Name
Agastache nepetoides (L.) Kuntze FACU Yellow Giant-Hy ssop Ageratina altissima (L.) King & H.E. Robins. FACU White Snakeroot Ageratina jucunda (Greene) Clewell & Woot. FACU Hammock Snakeroot Ageratum conyzoides L. FACU Tropical Whiteweed Ageratum houstonianum P. Mill. FACU Bluemink Agrimonia gryposepala Wallr. FACU Tall Hairy Groov eburr Agrimonia parviflora Ait. FACW Harv estlice Agrimonia rostellata Wallr. FACU Beaked Groov eburr Agrimonia striata Michx. FACU Woodland Groov eburr Agrostis canina L. FACU Velv et Bent Agrostis capillaris L. FAC Colonial Bent Agrostis elliottiana J.A. Schultes FACU Elliott's Bent Agrostis exarata Trin. FACW Spiked Bent Agrostis gigantea Roth FACW Black Bent Agrostis hyemalis (Walt.) B.S.P. FAC Winter Bent Agrostis mertensii Trin. FACU Northern Bent Agrostis perennans (Walt.) Tuckerman FACU Upland Bent Agrostis scabra Willd. FAC Rough Bent Agrostis stolonifera L. FACW Spreading Bent Ailanthus altissima (P. Mill.) Swingle FACU Tree-of -Heav en Aira caryophyllea L. FAC Common Silv er-Hair Grass Aletris aurea Walt. FACW Golden Colicroot Aletris farinosa L. FAC White Colicroot Aletris lutea Small FACW Yellow Colicroot Alhagi maurorum Medik. FAC Camelthorn Alisma gramineum Lej. OBL Narrow-Leaf Water-Plantain Alisma subcordatum Raf . OBL American Water-Plantain Alisma triviale Pursh OBL Northern Water-Plantain Alliaria petiolata (Bieb.) Cav ara & Grande FACU Garlic-Mustard Allium canadense L. FACU Meadow Garlic Allium cernuum Roth FACU Nodding Onion Allium schoenoprasum L. FACU Wild Chiv es Allium tricoccum Ait. FACU Ramp Allium vineale L. FACU Crow Garlic Alnus glutinosa (L.) Gaertn. FACW European Alder Alnus incana (L.) Moench FACU Speckled Alder Alnus maritima (Marsh.) Muhl. ex Nutt. OBL Seaside Alder Alnus serrulata (Ait.) Willd. OBL Brookside Alder Alnus viridis (Chaix) DC. FAC Sitka Alder Alocasia macrorrhizos (L.) G. Don FACW Giant Taro Alopecurus aequalis Sobol. OBL Short-Awn Meadow-Foxtail Alopecurus arundinaceus Poir. FACW Creeping Meadow-Foxtail Alopecurus carolinianus Walt. FACW Tuf ted Meadow-Foxtail Alopecurus geniculatus L. OBL Marsh Meadow-Foxtail Alopecurus myosuroides Huds. FACW Slender Meadow-Foxtail Alopecurus pratensis L. FACW Field Meadow-Foxtail Alophia drummondii (Graham) R.C. Foster FACU Propeller-Flower Alternanthera paronychioides St.-Hil. OBL Smooth Joy weed Alternanthera philoxeroides (Mart.) Griseb. OBL Alligator-Weed Alternanthera sessilis (L.) R. Br. ex DC. FACU Sessile Joy weed Althaea officinalis L. FACW Common Marsh-Mallow Amaranthus albus L. FACU Tumbleweed Amaranthus arenicola I.M. Johnston UPL Sandhill Amaranth Amaranthus australis (Gray ) Sauer OBL Southern Amaranth Amaranthus blitoides S. Wats. FAC Mat Amaranth Amaranthus blitum L. FACU Purple Amaranth Amaranthus cannabinus (L.) Sauer OBL Tidal-Marsh Amaranth Amaranthus crassipes Schlecht. FAC Spreading Amaranth Amaranthus graecizans L. FACU Italian-Spinach Amaranthus palmeri S. Wats. FACU Careless Weed Amaranthus pumilus Raf . FACW Seaside Amaranth Amaranthus retroflexus L. FACU Red-Root Amaranthus spinosus L. FACU Spiny Amaranth Amaranthus tricolor L. UPL Joseph's-Coat Amaranthus tuberculatus (Moq.) Sauer FACW Rough-Fruit Amaranth Amaranthus viridis L. FAC Slender Amaranth Ambrosia artemisiifolia L. FACU Annual Ragweed Ambrosia psilostachya DC. FAC Perennial Ragweed Ambrosia trifida L. FAC Great Ragweed Amelanchier arborea (Michx. f .) Fern. FAC Downy Serv ice-Berry Amelanchier bartramiana (Tausch) M. Roemer FAC Oblong-Fruit Serv ice-Berry
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Scientific Name Authorship EMP Common Name
Amelanchier canadensis (L.) Medik. FAC Canadian Serv ice-Berry Amelanchier intermedia Spach FACW Intermediate Serv ice-Berry Amelanchier nantucketensis Bickn. FACU Nantucket Serv ice-Berry Amelanchier spicata (Lam.) K. Koch FACU Running Serv ice-Berry Amianthium muscitoxicum (Walt.) Gray FAC Fly poison Ammannia auriculata Willd. OBL Eared Redstem Ammannia coccinea Rottb. OBL Valley Redstem Ammannia latifolia L. OBL Pink Redstem Ammannia robusta Heer & Regel OBL Grand Redstem Ammophila breviligulata Fern. FACU American Beach Grass Ammoselinum butleri (Engelm. ex S. Wats.) Coult. & Rose FAC Butler's Sand-Parsley Amorpha fruticosa L. FACW False Indigo-Bush Amorpha georgiana Wilbur FACW Georgia Indigo-Bush Amorpha herbacea Walt. FAC Cluster-Spike Indigo-Bush Amorpha nitens Boy nt. FAC Shining Indigo-Bush Amorpha paniculata Torr. & Gray FACW Panicled Indigo-Bush Ampelaster carolinianus (Walt.) Nesom FACW Climbing-Aster Ampelopsis arborea (L.) Koehne FACW Pepperv ine Ampelopsis cordata Michx. FAC Heart-Leaf Pepperv ine Amphicarpaea bracteata (L.) Fern. FAC American Hog-Peanut Amphicarpum amphicarpon (Pursh) Nash FACW Blue Maiden-Cane Amphicarpum muehlenbergianum (J.A. Schultes) A.S. Hitchc. FACW Perennial Goober Grass Amsonia ludoviciana Vail FAC Louisiana Bluestar Amsonia tabernaemontana Walt. FAC Eastern Bluestar Anaphalis margaritacea (L.) Benth. & Hook. f . UPL Pearly -Ev erlasting Andromeda polifolia L. OBL Bog-Rosemary Andropogon capillipes Nash FACU Chalky Bluestem Andropogon gerardii Vitman FAC Big Bluestem Andropogon glaucopsis Ell. FACW Coastal Bluestem Andropogon glomeratus (Walt.) B.S.P. FACW Bushy Bluestem Andropogon gyrans Ashe OBL Elliott's Bluestem Andropogon hirsutior (Hack.) Weakley & LeBlond FACW Andropogon mohrii (Hack.) Hack. ex Vasey FACW Mohr's Bluestem Andropogon ternarius Michx. FACU Split-Beard Bluestem Andropogon virginicus L. FACU Broom-Sedge Androsace occidentalis Pursh FACU Western Rock-Jasmine Anemone canadensis L. FACW Round-Leaf Thimbleweed Anemone quinquefolia L. FACU Nightcaps Anemone virginiana L. FACU Tall Thimbleweed Angelica atropurpurea L. OBL Purple-Stem Angelica Angelica lucida L. FAC Seacoast Angelica Anoda cristata (L.) Schlecht. UPL Crested Anoda Antennaria neglecta Greene UPL Field Pussy toes Anthemis cotula L. FACU Stinking Chamomile Anthenantia rufa (Nutt.) J.A. Schultes FACU Purple Silky scale Anthoxanthum hirtum (Schrank) Y. Schouten & Veldkamp FACW Northern Sweet Vernal Grass Anthoxanthum odoratum L. FACU Large Sweet Vernal Grass Anticlea elegans (Pursh) Ry db. FAC Mountain False Deathcamas Antigonon leptopus Hook. & Arn. FACU Queen's-Jewels Apios americana Medik. FACW Groundnut Aplectrum hyemale (Muhl. ex Willd.) Torr. FAC Adam-and-Ev e Apocynum androsaemifolium L. FACU Spreading Dogbane Apocynum cannabinum L. FACU Indian-Hemp Aquilegia canadensis L. FAC Red Columbine Arabidopsis lyrata (L.) O'Kane & Al-Shehbaz FACU Ly re-Leaf Thalecress Arabis alpina L. FAC Alpine Eared Rockcress Arabis pycnocarpa M. Hopkins FACU Hairy Eared Rockcress Aralia nudicaulis L. FACU Wild Sarsaparilla Aralia racemosa L. FACU American Spikenard Aralia spinosa L. FAC Dev il's-Walkingstick Arctium minus (Hill) Bernh. FACU Lesser Burrdock Arctostaphylos uva-ursi (L.) Spreng. UPL Red Bearberry Arenaria lanuginosa (Michx.) Rohrb. FAC Spreading Sandwort Arenaria serpyllifolia L. FAC Thy me-Leaf Sandwort Arethusa bulbosa L. OBL Dragon's-Mouth Arisaema dracontium (L.) Schott FACW Greendragon Arisaema triphyllum (L.) Schott FACW Jack-in-the-Pulpit Aristida beyrichiana Trin. & Rupr. UPL Bey rich's Three-Awn Aristida dichotoma Michx. UPL Church-Mouse Three-Awn Aristida longespica Poir. UPL Red Three-Awn Aristida purpurascens Poir. FAC Arrow-Feather Three-Awn
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Scientific Name Authorship EMP Common Name
Aristida spiciformis Ell. FAC Bottlebrush Three-Awn Aristida stricta Michx. FAC Pineland Three-Awn Arivela viscosa (L.) Raf . UPL Tickweed Armeria maritima (P. Mill.) Willd. FACU Sea Thrif t Arnica acaulis (Walt.) B.S.P. FACU Common Leopardbane Arnoglossum ovatum (Walt.) H.E. Robins. FAC Egg-Leaf Indian-Plantain Arnoglossum plantagineum Raf . FACW Groov e-Stem Indian-Plantain Aronia arbutifolia (L.) Pers. FACW Red Chokeberry Aronia melanocarpa (Michx.) Ell. FAC Black Chokeberry Aronia prunifolia (Marsh.) Rehd. FACW Purple Chokeberry Arrhenatherum elatius (L.) Beauv . ex J.& K. Presl FACU Tall Oat Grass Artemisia annua L. FACU Annual Wormwood Artemisia biennis Willd. FACU Biennial Wormwood Artemisia campestris L. UPL Pacif ic Wormwood Artemisia ludoviciana Nutt. UPL White Sagebrush Artemisia stelleriana Bess. FACU Oldwoman Artemisia vulgaris L. UPL Common Wormwood Arthraxon hispidus (Thunb.) Makino FAC Small Carp Grass Aruncus dioicus (Walt.) Fern. FACU Bride's-Feathers Arundinaria gigantea (Walt.) Muhl. FACW Giant Cane Arundinaria tecta (Walt.) Muhl. FACW Switch Cane Arundo donax L. FACU Giant-Reed Asarum canadense L. FACU Canadian Wild Ginger Asclepias curassavica L. FAC Bloodf lower Asclepias exaltata L. FACU Poke Milkweed Asclepias incarnata L. OBL Swamp Milkweed Asclepias lanceolata Walt. OBL Few-Flower Milkweed Asclepias longifolia Michx. FAC Long-Leaf Milkweed Asclepias michauxii Dcne. FAC Michaux's Milkweed Asclepias perennis Walt. OBL Aquatic Milkweed Asclepias purpurascens L. FACU Purple Milkweed Asclepias rubra L. OBL Red Milkweed Asclepias speciosa Torr. FAC Showy Milkweed Asclepias syriaca L. FACU Common Milkweed Asclepias variegata L. FACU Red-Ring Milkweed Asclepias verticillata L. FACU Whorled Milkweed Asclepias viridula Chapman FACW Southern Milkweed Asemeia grandiflora (Walt.) Small FACU Violet Fringeless-Milkwort Asimina parviflora (Michx.) Dunal UPL Small-Flower Pawpaw Asimina triloba (L.) Dunal FAC Common Pawpaw Asparagus officinalis L. FACU Asparagus Asperugo procumbens L. UPL German-Madwort Asplenium abscissum Willd. FACW Cut-Leaf Spleenwort Asplenium platyneuron (L.) B.S.P. FACU Ebony Spleenwort Asplenium trichomanes L. FAC Maidenhair Spleenwort Astilbe biternata (Vent.) Britt. FACU Appalachian False Goat's-Beard Astragalus canadensis L. FAC Canadian Milk-Vetch Astragalus neglectus (Torr. & Gray ) Sheldon FACU Cooper's Milk-Vetch Athyrium angustum (Willd.) K. Presl FAC Northern Lady Fern Athyrium asplenioides (Michx.) A.A. Eat. FAC Southern Lady Fern Atriplex argentea Nutt. FAC Silv erscale Atriplex dioica Raf . FAC Saline Saltbush Atriplex glabriuscula Edmondston FACU Scotland Orache Atriplex hortensis L. UPL Garden Orache Atriplex mucronata Raf . FAC Crested Saltbush Atriplex patula L. FACW Halberd-Leaf Orache Atriplex prostrata Bouchér ex DC. FACW Hastate Orache Atriplex rosea L. FACU Tumbling Orache Atriplex truncata (Torr. ex S. Wats.) Gray FACU Wedge-Leaf Orache Avena sativa L. UPL Oat Axonopus compressus (Sw.) Beauv . FACW Broad-Leaf Carpet Grass Axonopus fissifolius (Raddi) Kuhlm. FACW Narrow-Leaf Carpet Grass Axonopus furcatus (Flueggé) A.S. Hitchc. FACW Big Carpet Grass Azolla microphylla Kaulf uss OBL Mexican Mosquito Fern Azolla pinnata R. Br. OBL Asian Mosquito Fern Baccharis glomeruliflora Pers. FAC Silv erling Baccharis halimifolia L. FACW Groundseltree Baccharis neglecta Britt. FAC Roosev elt-Weed Baccharis salicina Torr. & Gray FAC Great Plains False Willow Bacopa caroliniana (Walt.) B.L. Robins. OBL Blue Water-Hy ssop Bacopa innominata (M. Gómez) Alain OBL Tropical Water-Hy ssop
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Scientific Name Authorship EMP Common Name
Bacopa monnieri (L.) Pennell OBL Herb-of -Grace Bacopa rotundifolia (Michx.) Wettst. OBL Disk Water-Hy ssop Balduina atropurpurea Harper FACW Purple-Disk Honey comb-Head Balduina uniflora Nutt. FACW One-Flower Honey comb-Head Bambusa bambos (L.) Voss FACU Giant Thorny Bamboo Bambusa vulgaris Schrad. ex J.C. Wendl. FACU Feathery Bamboo Baptisia alba (L.) Vent. FACU White Wild Indigo Baptisia australis (L.) R. Br. FACU Blue Wild Indigo Baptisia megacarpa Chapman ex Torr. & Gray FAC Apalachicola Wild Indigo Barbarea vulgaris Ait. f . FACU Garden Yellow-Rocket Bartonia paniculata (Michx.) Muhl. OBL Twining Screwstem Bartonia virginica (L.) B.S.P. FACW Yellow Screwstem Bassia hirsuta (L.) Aschers. OBL Hairy Smotherweed Bassia hyssopifolia (Pallas) Kuntz FACW Fiv e-Horn Smotherweed Bassia scoparia (L.) A.J. Scott UPL Mexican-Fireweed Beckmannia syzigachne (Steud.) Fern. OBL American Slough Grass Berberis thunbergii DC. FACU Japanese Barberry Berberis vulgaris L. FACU European Barberry Berchemia scandens (Hill) K. Koch FACW Alabama Supplejack Bergia texana (Hook.) Seub. ex Walp. OBL Texas Bergia Betula X purpusii Schneid. OBL Betula alleghaniensis Britt. FAC Yellow Birch Betula cordifolia Regel FACU Heart-Leaf Paper Birch Betula lenta L. FACU Sweet Birch Betula nigra L. FACW Riv er Birch Betula papyrifera Marsh. FACU Paper Birch Betula pendula Roth FACU European Weeping Birch Betula populifolia Marsh. FAC Gray Birch Betula pubescens Ehrh. FAC Downy Birch Betula pumila L. OBL Bog Birch Bidens aristosa (Michx.) Britt. FACW Bearded Beggarticks Bidens beckii Torr. ex Spreng. OBL Beck's Water-Marigold Bidens bidentoides (Nutt.) Britt. FACW Delmarv a Beggarticks Bidens bipinnata L. FACU Spanish-Needles Bidens cernua L. OBL Nodding Burr-Marigold Bidens discoidea (Torr. & Gray ) Britt. FACW Small Beggarticks Bidens eatonii Fern. FACW Eaton's Beggarticks Bidens frondosa L. FACW Dev il's-Pitchf ork Bidens laevis (L.) B.S.P. OBL Smooth Beggarticks Bidens mitis (Michx.) Sherf f OBL Small-Fruit Beggarticks Bidens pilosa L. FACW Hairy Beggarticks Bidens tenuisecta Gray FACW Slim-Lobe Beggarticks Bidens trichosperma (Michx.) Britt. OBL Crowned Beggarticks Bidens tripartita L. FACW Three-Lobe Beggarticks Bidens vulgata Greene FAC Tall Beggarticks Bigelowia nudata (Michx.) DC. FACW Pineland Ray less-Goldenrod Bigelowia nuttallii L.C. Anders. FACU Nuttall's Ray less-Goldenrod Bignonia capreolata L. FAC Crossv ine Blephilia hirsuta (Pursh) Benth. FACU Hairy Pagoda-Plant Boechera dentata (Raf .) Al-Shehbaz & Zarucchi FACU Short's Rockcress Boechera stricta (Graham) Al-Shehbaz FACU Canadian Rockcress Boehmeria cylindrica (L.) Sw. FACW Small-Spike False Nettle Boerhavia erecta L. UPL Erect Spiderling Boltonia asteroides (L.) L'Hér. FACW White Doll's Daisy Boltonia caroliniana (Walt.) Fern. FACW Carolina Doll's Daisy Boltonia diffusa Ell. FAC Small-Head Doll's Daisy Boltonia montana Townsend & Karaman-Castro FACW Mountain Doll's Daisy Borrichia frutescens (L.) DC. OBL Bushy Seaside-Tansy Bothriochloa barbinodis (Lag.) Herter FACU Cane Beard Grass Bothriochloa bladhii (Retz.) S.T. Blake FACU Australian Beard Grass Botrychium lanceolatum (Gmel.) Angstr. FACW Lance-Leaf Moonwort Botrychium lunaria (L.) Sw. FAC Common Moonwort Botrychium matricariifolium (A. Braun ex Dowell) A. Braun ex Koch FACU Daisy -Leaf Moonwort Botrychium simplex E. Hitchc. FACU Least Moonwort Botrypus virginianus (L.) Holub FACU Rattlesnake Fern Bouteloua dactyloides (Nutt.) J.T. Columbus FACU Buf f alo Grass Bowlesia incana Ruiz & Pav ón FAC Hoary Bowlesia Boykinia aconitifolia Nutt. FACW Allegheny Brookf oam Brachyelytrum erectum (Schreb. ex Spreng.) Beauv . FACU Bearded Shorthusk Brasenia schreberi J.F. Gmel. OBL Watershield Brassica juncea (L.) Czern. UPL Chinese Mustard
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Scientific Name Authorship EMP Common Name
Brassica rapa L. UPL Rape Braya humilis (C.A. Mey .) B.L. Robins. UPL Alpine Northern-Rockcress Brintonia discoidea (Ell.) Greene FACU Ray less Mock Goldenrod Briza media L. FAC Perennial Quaking Grass Briza minor L. FACW Lesser Quaking Grass Bromus arvensis L. FACU Field Brome Bromus briziformis Fisch. & C.A. Mey . FACU Rattlesnake Brome Bromus ciliatus L. FACW Fringed Brome Bromus hordeaceus L. UPL Sof t Brome Bromus inermis Ley ss. UPL Smooth Brome Bromus kalmii Gray FACU Kalm's Brome Bromus latiglumis (Scribn. ex Shear) A.S. Hitchc. FACW Early -Leaf Brome Bromus madritensis L. UPL Compact Brome Bromus pubescens Spreng. FACU Hairy Woodland Brome Broussonetia papyrifera (L.) L'Hér. ex Vent. UPL Paper-Mulberry Browallia americana L. FACU Jamaican-Forget-Me-Not Brugmansia versicolor Lagerh. FACU Arborescent Angel's-Tears Brunnichia ovata (Walt.) Shinners FACW American Buckwheatv ine Buchnera americana L. FACU American Bluehearts Buchnera floridana Gandog. FACU Florida Bluehearts Buddleja davidii Franch. FACU Orange-Ey e Butterf ly -Bush Bulbostylis barbata (Rottb.) C.B. Clarke FAC Water-Grass Bulbostylis capillaris (L.) Kunth ex C.B. Clarke FACU Dense-Tuf t Hair Sedge Bulbostylis ciliatifolia (Ell.) Fern. FACU Capillary Hair Sedge Bulbostylis stenophylla (Ell.) C.B. Clarke FACU Sandy -Field Hair Sedge Bulbostylis warei (Torr.) C.B. Clarke FACU Ware's Hair Sedge Burmannia biflora L. OBL Northern Bluethread Burmannia capitata (J.F. Gmel.) Mart. OBL Southern Bluethread Butomus umbellatus L. OBL Greater Flowering-Rush Cabomba caroliniana Gray OBL Carolina Fanwort Cakile edentula (Bigelow) Hook. FACU American Searocket Cakile maritima Scop. FAC European Searocket Calamagrostis canadensis (Michx.) Beauv . FACW Bluejoint Calamagrostis coarctata (Torr.) Torr. ex Eat. OBL Nuttall's Reed Grass Calamagrostis pickeringii Gray FACW Pickering's Reed Grass Calamagrostis stricta (Timm) Koel. FACW Slim-Stem Reed Grass Calamovilfa arcuata K.E. Rogers FACW Cumberland Sand-Reed Calamovilfa brevipilis (Torr.) Scribn. OBL Pine-Barren Sand-Reed Calibrachoa parviflora (Juss.) D'Arcy FACW Seaside-Petunia Calla palustris L. OBL Water-Dragon Callicarpa americana L. FACU American Beauty -Berry Callicarpa dichotoma (Lour.) K. Koch OBL Chinese Beauty -Berry Callitriche heterophylla Pursh OBL Greater Water-Starwort Callitriche palustris L. OBL Vernal Water-Starwort Callitriche pedunculosa Nutt. FACW Nuttall's Water-Starwort Callitriche peploides Nutt. OBL Matted Water-Starwort Callitriche stagnalis Scop. OBL Pond Water-Starwort Callitriche terrestris Raf . FACW Terrestrial Water-Starwort Calluna vulgaris (L.) Hull FAC Heather Calopogon barbatus (Walt.) Ames FACW Bearded Grass-Pink Calopogon pallidus Chapman OBL Pale Grass-Pink Calopogon tuberosus (L.) B.S.P. FACW Tuberous Grass-Pink Caltha palustris L. OBL Yellow Marsh-Marigold Calycanthus floridus L. FACU Eastern Sweetshrub Calycocarpum lyonii (Pursh) Gray FACW Cupseed Calydorea coelestina (Bartr.) Goldblatt & Henrich FACW Enchanting Violet-Lily Calyptocarpus vialis Less. FAC Straggler Daisy Calystegia sepium (L.) R. Br. FAC Hedge False Bindweed Camassia scilloides (Raf .) Cory FAC Atlantic Camas Camelina microcarpa Andrz. ex DC. FACU Little-Pod False Flax Camelina sativa (L.) Crantz UPL Gold-of -Pleasure Campanula aparinoides Pursh OBL Marsh Bellf lower Campanula rotundifolia L. FACU Bluebell-of -Scotland Campanulastrum americanum (L.) Small FACU American-Bellf lower Campsis radicans (L.) Seem. ex Bureau FAC Trumpet-Creeper Canna X generalis Bailey (pro sp.) OBL Canna flaccida Salisb. OBL Bandanna-of -the-Ev erglades Canna glauca L. OBL Brazilian Arrow-Wood Canna indica L. FACW Indian-Shot Cantinoa mutabilis (A. Rich.) Harley & J.F.B. Pastore FAC Capsella bursa-pastoris (L.) Medik. FACU Shepherd's-Purse
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Scientific Name Authorship EMP Common Name
Cardamine X anomala (Eames) K. Schum. (pro sp.) FACU Cardamine X incisa (Eames) K. Schum. (pro sp.) FACU Cardamine angustata O.E. Schulz FACU Slender Toothwort Cardamine bulbosa (Schreb. ex Muhl.) B.S.P. OBL Bulbous Bittercress Cardamine clematitis Shuttlw. ex Gray OBL Small Mountain Bittercress Cardamine concatenata (Michx.) Sw. FACU Cut-Leaf Toothwort Cardamine diphylla (Michx.) Wood FACU Crinkleroot Cardamine douglassii Britt. FACW Limestone Bittercress Cardamine flagellifera O.E. Schulz FACU Blue Ridge Bittercress Cardamine flexuosa With. OBL Woodland Bittercress Cardamine hirsuta L. FACU Hairy Bittercress Cardamine impatiens L. FAC Narrow-Leaf Bittercress Cardamine longii Fern. OBL Long's Bittercress Cardamine micranthera Rollins OBL Streambank Bittercress Cardamine parviflora L. FACU Sand Bittercress Cardamine pensylvanica Muhl. ex Willd. OBL Quaker Bittercress Cardamine rotundifolia Michx. OBL American Bittercress Cardiospermum halicacabum L. FACU Lov e-in-a-Puf f Carduus nutans L. UPL Nodding Plumeless-Thistle Carex X aestivaliformis Mackenzie FAC Carex abscondita Mackenzie FAC Thicket Sedge Carex alata Torr. OBL Broad-Wing Sedge Carex albicans Willd. ex Spreng. UPL White-Tinge Sedge Carex albolutescens Schwein. FACW Green-White Sedge Carex alopecoidea Tuckerman FACW Fox-Tail Sedge Carex amphibola Steud. FAC Eastern Narrow-Leaf Sedge Carex annectens (Bickn.) Bickn. FACW Yellow-Fruit Sedge Carex aquatilis Wahlenb. OBL Leaf y Tussock Sedge Carex arcta Boott OBL Northern Cluster Sedge Carex arkansana (Bailey ) Bailey FACU Arkansas Sedge Carex atherodes Spreng. OBL Wheat Sedge Carex atlantica Bailey FACW Prickly Bog Sedge Carex aurea Nutt. FACW Golden-Fruit Sedge Carex austrina Mackenzie FACU Southern Sedge Carex austrodeflexa P.D. McMillan, Sorrie & v an Eerden OBL Canebrake Sedge Carex baileyi Britt. OBL Bailey 's Sedge Carex barrattii Schwein. & Torr. OBL Barratt's Sedge Carex basiantha Steud. FACW Widow Sedge Carex bebbii Olney ex Fern. OBL Bebb's Sedge Carex bicknellii Britt. FAC Bicknell's Sedge Carex billingsii (Knight) Kirschb. OBL Billings' Sedge Carex blanda Dewey FAC Eastern Woodland Sedge Carex brevior (Dewey ) Mackenzie UPL Short-Beak Sedge Carex bromoides Schkuhr ex Willd. FACW Brome-Like Sedge Carex brunnescens (Pers.) Poir. FACW Brownish Sedge Carex bulbostylis Mackenzie FACW False Hair Sedge Carex bullata Schkuhr ex Willd. OBL Button Sedge Carex bushii Mackenzie FACW Bush's Sedge Carex buxbaumii Wahlenb. OBL Brown Bog Sedge Carex canescens L. OBL Hoary Sedge Carex caroliniana Schwein. FACU Carolina Sedge Carex cephaloidea (Dewey ) Dewey FAC Thin-Leaf Sedge Carex cephalophora Muhl. ex Willd. FACU Ov al-Leaf Sedge Carex chapmanii Steud. FACW Chapman's Sedge Carex cherokeensis Schwein. FACW Cherokee Sedge Carex chordorrhiza Ehrh. ex L. f . OBL Rope-Root Sedge Carex collinsii Nutt. OBL Collins' Sedge Carex comosa Boott OBL Bearded Sedge Carex complanata Torr. & Hook. FACU Hirsute Sedge Carex conjuncta Boott FACW Sof t Fox Sedge Carex conoidea Schkuhr ex Willd. FACU Open-Field Sedge Carex corrugata Fern. FACW Prune-Fruit Sedge Carex crawei Dewey FACW Crawe's Sedge Carex crawfordii Fern. FAC Crawf ord's Sedge Carex crebriflora Wieg. FACW Coastal-Plain Sedge Carex crinita Lam. OBL Fringed Sedge Carex cristatella Britt. FACW Crested Sedge Carex crus-corvi Shuttlw. ex Kunze OBL Rav en-Foot Sedge Carex cryptolepis Mackenzie OBL Northeastern Sedge Carex cumulata (Bailey ) Fern. FACU Clustered Sedge Carex davisii Schwein. & Torr. FAC Dav is' Sedge
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Scientific Name Authorship EMP Common Name
Carex debilis Michx. FAC White-Edge Sedge Carex decomposita Muhl. OBL Cy press-Knee Sedge Carex deweyana Schwein. FACU Dewey 's Sedge Carex diandra Schrank OBL Lesser Tussock Sedge Carex digitalis Willd. UPL Slender Woodland Sedge Carex disperma Dewey FACW Sof t-Leaf Sedge Carex divulsa Stokes FAC Grassland Sedge Carex douglasii Boott FAC Douglas' Sedge Carex eburnea Boott FACU Bristle-Leaf Sedge Carex echinata Murr. OBL Star Sedge Carex elliottii Schwein. & Torr. OBL Elliott's Sedge Carex emoryi Dewey OBL Emory 's Sedge Carex exilis Dewey OBL Coastal Sedge Carex extensa Goodenough OBL Long-Bract Sedge Carex festucacea Schkuhr ex Willd. FAC Fescue Sedge Carex fissa Mackenzie FACW Hammock Sedge Carex flaccosperma Dewey FAC Thin-Fruit Sedge Carex flava L. OBL Yellow-Green Sedge Carex foenea Willd. UPL Bronze-Head Ov al Sedge Carex folliculata L. OBL Northern Long Sedge Carex formosa Dewey FAC Handsome Sedge Carex frankii Kunth OBL Frank's Sedge Carex gigantea Rudge OBL Giant Sedge Carex glaucescens Ell. OBL Southern Waxy Sedge Carex glaucodea Tuckerman ex Olney FAC Blue Sedge Carex gracillima Schwein. FACU Gracef ul Sedge Carex granularis Muhl. ex Willd. FACW Limestone-Meadow Sedge Carex gravida Bailey FACW Heav y Sedge Carex grayi Carey FACW Gray 's Sedge Carex grisea Wahlenb. FACU Inf lated Narrow-Leaf Sedge Carex gynandra Schwein. OBL Nodding Sedge Carex gynocrates Wormsk. ex Drej. OBL Northern Bog Sedge Carex haydenii Dewey OBL Cloud Sedge Carex hormathodes Fern. OBL Marsh Straw Sedge Carex hyalina Boott FACW Tissue Sedge Carex hyalinolepis Steud. OBL Shoreline Sedge Carex hystericina Muhl. ex Willd. OBL Porcupine Sedge Carex interior Bailey OBL Inland Sedge Carex intumescens Rudge FACW Greater Bladder Sedge Carex joorii Bailey OBL Cy press-Swamp Sedge Carex lacustris Willd. OBL Lakebank Sedge Carex laeviconica Dewey OBL Smooth-Cone Sedge Carex laevivaginata (Kükenth.) Mackenzie OBL Smooth-Sheath Sedge Carex lasiocarpa Ehrh. OBL Woolly -Fruit Sedge Carex laxiflora Lam. FACU Broad Loose-Flower Sedge Carex leporina L. FAC Ov al Sedge Carex leptalea Wahlenb. OBL Bristly -Stalk Sedge Carex leptonervia (Fern.) Fern. FACW Nerv eless Woodland Sedge Carex limosa L. OBL Mud Sedge Carex lonchocarpa Willd. OBL Southern Long Sedge Carex longii Mackenzie OBL Long's Sedge Carex louisianica Bailey OBL Louisiana Sedge Carex lupuliformis Sartwell ex Dewey FACW False Hop Sedge Carex lupulina Muhl. ex Willd. OBL Hop Sedge Carex lurida Wahlenb. OBL Shallow Sedge Carex magellanica Lam. OBL Boreal-Bog Sedge Carex meadii Dewey FAC Mead's Sedge Carex michauxiana Boeckl. OBL Michaux's Sedge Carex microdonta Torr. & Hook. FACW Little-Tooth Sedge Carex mitchelliana M.A. Curtis OBL Mitchell's Sedge Carex molesta Mackenzie ex Bright FAC Troublesome Sedge Carex muricata L. FAC Muricate Sedge Carex muskingumensis Schwein. OBL Muskingum Sedge Carex nebrascensis Dewey OBL Nebraska Sedge Carex nigromarginata Schwein. UPL Black-Edge Sedge Carex normalis Mackenzie FACU Greater Straw Sedge Carex novae-angliae Schwein. FACU New England Sedge Carex oklahomensis Mackenzie OBL Oklahoma Sedge Carex oligosperma Michx. OBL Few-Seed Sedge Carex opaca (F.J. Herm.) P. Rothr. & Reznicek FACW Carex oxylepis Torr. & Hook. FACW Sharp-Scale Sedge
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Scientific Name Authorship EMP Common Name
Carex ozarkana P. Rothr. & Reznicek OBL Ozark Sedge Carex pallescens L. FACW Pale Sedge Carex pauciflora Lightf . OBL Few-Flower Sedge Carex pedunculata Muhl. ex Willd. OBL Long-Stalk Sedge Carex pellita Muhl. ex Willd. OBL Woolly Sedge Carex pigra Naczi FACW Tar-Heel Sedge Carex polymorpha Muhl. FACU Variable Sedge Carex praegracilis W. Boott UPL Clustered Field Sedge Carex prairea Dewey ex Wood FACW Prairie Sedge Carex prasina Wahlenb. OBL Drooping Sedge Carex projecta Mackenzie FACW Necklace Sedge Carex pseudocyperus L. OBL Cy press-Like Sedge Carex radiata (Wahlenb.) Small FAC Eastern Star Sedge Carex reniformis (Bailey ) Small FACW Kidney -Shape Sedge Carex retroflexa Muhl. ex Willd. FACU Ref lexed Sedge Carex retrorsa Schwein. FACW Retrorse Sedge Carex richardsonii R. Br. UPL Richardson's Sedge Carex rosea Schkuhr ex Willd. FACU Rosy Sedge Carex sartwellii Dewey OBL Sartwell's Sedge Carex scabrata Schwein. OBL Eastern Rough Sedge Carex schweinitzii Dewey ex Schwein. OBL Schweinitz's Sedge Carex scoparia Schkuhr ex Willd. FACW Pointed Broom Sedge Carex seorsa Howe FACW Weak Stellate Sedge Carex shortiana Dewey FAC Short's Sedge Carex siccata Dewey FACU Dry -Spike Sedge Carex sparganioides Muhl. ex Willd. FACU Burr-Reed Sedge Carex spicata Huds. FAC Prickly Sedge Carex sprengelii Dewey ex Spreng. FACU Long-Beak Sedge Carex squarrosa L. FACW Squarrose Sedge Carex sterilis Willd. OBL Dioecious Sedge Carex stipata Muhl. ex Willd. OBL Stalk-Grain Sedge Carex straminea Willd. ex Schkuhr OBL Eastern Straw Sedge Carex striata Michx. OBL Walter's Sedge Carex stricta Lam. OBL Uptight Sedge Carex styloflexa Buckl. FACW Bent Sedge Carex suberecta (Olney ) Britt. OBL Prairie Straw Sedge Carex superata Naczi, Reznicek, and B.A. Ford FAC Limestone-Forest Sedge Carex swanii (Fern.) Mackenzie FACU Swan's Sedge Carex sylvatica Huds. FACU European Woodland Sedge Carex tenera Dewey FAC Quill Sedge Carex tenuiflora Wahlenb. OBL Sparse-Flower Sedge Carex tetanica Schkuhr FACW Rigid Sedge Carex tetrastachya Scheele FACW Britton's Sedge Carex torta Boott ex Tuckerman FACW Twisted Sedge Carex triangularis Boeckl. FACW Eastern Fox Sedge Carex tribuloides Wahlenb. FACW Blunt Broom Sedge Carex trichocarpa Muhl. ex Willd. OBL Hairy -Fruit Sedge Carex trisperma Dewey OBL Three-Seed Sedge Carex tuckermanii Dewey OBL Tuckerman's Sedge Carex turgescens Torr. OBL Pine-Barren Sedge Carex typhina Michx. FACW Cat-Tail Sedge Carex utriculata Boott OBL Northwest Territory Sedge Carex venusta Dewey OBL Dark-Green Sedge Carex verrucosa Muhl. OBL Warty Sedge Carex vesicaria L. OBL Lesser Bladder Sedge Carex viridula Michx. OBL Little Green Sedge Carex vulpinoidea Michx. OBL Common Fox Sedge Carex wiegandii Mackenzie OBL Wiegand's Sedge Carex willdenowii Schkuhr ex Willd. UPL Willdenow's Sedge Carex woodii Dewey UPL Pretty Sedge Carphephorus odoratissimus (Walter ex J.F. Gmel.) Herbert FACW Carolina-Vanilla Carphephorus paniculatus (J.F. Gmel.) Herbert FACW Hairy Chaf f head Carphephorus tomentosus (Michx.) Torr. & Gray FACW Woolly Chaf f head Carpinus caroliniana Walt. FAC American Hornbeam Cartrema americana (L.) Raf . FAC Dev ilwood Carum carvi L. UPL Caraway Carya X lecontei Little OBL Carya aquatica (Michx. f .) Nutt. OBL Water Hickory Carya cordiformis (Wangenh.) K. Koch FACU Bitter-Nut Hickory Carya glabra (P. Mill.) Sweet FACU Pignut Hickory Carya illinoinensis (Wangenh.) K. Koch FACU Pecan
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Scientific Name Authorship EMP Common Name
Carya laciniosa (Michx. f .) G. Don FAC Shell-Bark Hickory Carya myristiciformis (Michx. f .) Nutt. FACW Nutmeg Hickory Carya ovalis (Wangenh.) Sarg. FACU Red Hickory Carya ovata (P. Mill.) K. Koch FACU Shag-Bark Hickory Castilleja coccinea (L.) Spreng. FAC Scarlet Indian-Paintbrush Castilleja indivisa Engelm. FAC Entire-Leaf Indian-Paintbrush Catalpa bignonioides Walt. FACU Southern Catalpa Catalpa speciosa Warder ex Engelm. FAC Northern Catalpa Catharanthus roseus (L.) G. Don UPL Madagascar-Periwinkle Cayaponia quinqueloba (Raf .) Shinners FAC Fiv e-Lobe-Cucumber Celastrus orbiculatus Thunb. FACU Asian Bittersweet Celastrus scandens L. FACU American Bittersweet Celosia argentea L. FACU Silv er Cock's-Comb Celtis laevigata Willd. FACW Sugar-Berry Celtis occidentalis L. FACU Common Hackberry Celtis reticulata Torr. UPL Net-Leaf Hackberry Cenchrus americanus (L.) O. Morrone FACU Pearl-Millet Cenchrus ciliaris L. UPL Buf f el Grass Cenchrus echinatus L. UPL Southern Sandburr Cenchrus longispinus (Hack.) Fern. UPL Innocent-Weed Cenchrus tribuloides L. UPL Sand-Dune Sandburr Centaurea X moncktonii C.E. Britton FAC Centaurea cyanus L. FACU Garden Cornf lower Centaurea jacea L. FACU Brown-Ray Knapweed Centaurium erythraea Raf n FAC European Centaury Centaurium pulchellum (Sw.) Hay ek ex Hand.-Maz. et al. FAC Branched Centaury Centella erecta (L. f .) Fern. FACW Stif f Spadeleaf Centipeda minima (L.) A. Braun & Aschers. FACU Spreading-Sneezeweed Cephalanthus occidentalis L. OBL Common Buttonbush Cerastium arvense L. UPL Field Mouse-Ear Chickweed Cerastium brachypodum (Engelm. ex Gray ) B.L. Robins. FACU Short-Stalk Mouse-Ear Chickweed Cerastium fontanum Baumg. FACU Common Mouse-Ear Chickweed Cerastium glomeratum Thuill. UPL Sticky Mouse-Ear Chickweed Cerastium nutans Raf . FAC Nodding Mouse-Ear Chickweed Ceratophyllum demersum L. OBL Coon's-Tail Ceratophyllum echinatum Gray OBL Spineless Hornwort Ceratophyllum muricatum Cham. OBL Prickly Hornwort Ceratopteris richardii Brongn. OBL Triangle Water Fern Cercis canadensis L. FACU Redbud Cestrum nocturnum L. UPL Night Flowering-Jassamine Chaerophyllum procumbens (L.) Crantz FACW Spreading Cherv il Chaerophyllum tainturieri Hook. FACW Hairy -Fruit Cherv il Chamaecrista fasciculata (Michx.) Greene FACU Sleepingplant Chamaecrista nictitans (L.) Moench FACU Partridge-Pea Chamaecyparis thyoides (L.) B.S.P. OBL Atlantic White-Cedar Chamaedaphne calyculata (L.) Moench OBL Leatherleaf Chamaelirium luteum (L.) Gray FAC Fairy wand Chamaenerion angustifolium (L.) Scop. FAC Narrow-Leaf Fireweed Chaptalia tomentosa Vent. FACW Woolly Sunbonnets Chasmanthium latifolium (Michx.) Yates FACU Indian Wood-Oats Chasmanthium laxum (L.) Yates FAC Slender Wood-Oats Chasmanthium nitidum (Baldw.) Yates FACW Shiny Wood-Oats Chasmanthium sessiliflorum (Poir.) Yates FAC Long-Leaf Wood-Oats Chelidonium majus L. UPL Greater Celandine Chelone cuthbertii Small OBL Cuthbert's Turtlehead Chelone glabra L. OBL White Turtlehead Chelone lyonii Pursh FACW Pink Turtlehead Chelone obliqua L. OBL Red Turtlehead Chenopodium album L. FACU Lamb's-Quarters Chenopodium fremontii S. Wats. FACU Fremont's Goosef oot Chenopodium glaucum L. FACW Oak-Leaf Goosef oot Chenopodium macrospermum Hook. f . FACW Large-Seed Goosef oot Chenopodium murale L. FACU Nettle-Leaf Goosef oot Chenopodium rubrum L. FACW Red Goosef oot Chionanthus virginicus L. FAC White Fringetree Chloris gayana Kunth FACU Rhodes Grass Chloris virgata Sw. FACU Feather Windmill Grass Christella dentata (Forssk.) Brownsey & Jermy FAC Pai'i'iho Christella hispidula (Dcne.) Holttum FACU Rough-Hairy Waterf all Fern Chrysoma pauciflosculosa (Michx.) Greene FAC Woody -Goldenrod Chrysopsis gossypina (Michx.) Ell. FACU Cottony Golden-Aster
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Scientific Name Authorship EMP Common Name
Chrysopsis mariana (L.) Ell. UPL Mary land Golden-Aster Chrysosplenium americanum Schwein. ex Hook. OBL American Golden-Saxif rage Cichorium intybus L. FACU Chicory Cicuta bulbifera L. OBL Bulblet-Bearing Water-Hemlock Cicuta maculata L. OBL Spotted Water-Hemlock Cinna arundinacea L. FACW Sweet Wood-Reed Cinna latifolia (Trev . ex Goepp.) Griseb. FACW Slender Wood-Reed Cinnamomum camphora (L.) J. Presl FACU Camphortree Circaea alpina L. FACW Small Enchanter's-Nightshade Circaea canadensis (L.) Hill FACU Broad-Leaf Enchanter's-Nightshade Cirsium arvense (L.) Scop. FACU Canadian Thistle Cirsium discolor (Muhl. ex Willd.) Spreng. UPL Field Thistle Cirsium flodmanii (Ry db.) Arthur FAC Flodman's Thistle Cirsium horridulum Michx. FACU Yellow Thistle Cirsium lecontei Torr. & Gray FACW Le Conte's Thistle Cirsium muticum Michx. OBL Swamp Thistle Cirsium nuttallii DC. FAC Nuttall's Thistle Cirsium undulatum (Nutt.) Spreng. FAC Wav y -Leaf Thistle Cirsium virginianum (L.) Michx. FACW Virginia Thistle Cirsium vulgare (Sav i) Ten. FACU Bull Thistle Cissus trifoliata (L.) L. UPL Sorrelv ine Citrullus lanatus (Thunb.) Matsumura & Nakai UPL Watermelon Cladium mariscoides (Muhl.) Torr. OBL Smooth Saw-Grass Claytonia caroliniana Michx. FACU Carolina Springbeauty Claytonia perfoliata Donn ex Willd. FACU Miner's-Lettuce Claytonia virginica L. FAC Virginia Springbeauty Cleistesiopsis divaricata (L.) Pansarin & F. Barros FAC Rosebud Orchid Clematis addisonii Britt. FACU Addison's Leather-Flower Clematis catesbyana Pursh FAC Satincurls Clematis crispa L. FACW Swamp Leather-Flower Clematis glaucophylla Small FAC White-Leaf Leather-Flower Clematis ligusticifolia Nutt. FACW Deciduous Trav eler's-Joy Clematis pitcheri Torr. & Gray FACU Bluebill Clematis terniflora DC. FACU Sweet Autumn Virgin's-Bower Clematis virginiana L. FAC Dev il's-Darning-Needles Clematis vitalba L. UPL Ev ergreen Trav eler's-Joy Cleomella angustifolia Torr. FAC Northern Stinkweed Clethra alnifolia L. FAC Coastal Sweet-Pepperbush Cliftonia monophylla (Lam.) Britt. ex Sarg. OBL Buckwheat-Tree Clinopodium arkansanum (Nutt.) House FACU Limestone Wild Basil Clintonia borealis (Ait.) Raf . FAC Yellow Bluebead-Lily Clitoria mariana L. FACU Atlantic Pigeonwings Clitoria ternatea L. FACU Asian Pigeonwings Cocculus carolinus (L.) DC. FAC Carolina Coralbead Coeloglossum viride (L.) Hartman FACU Long-Bract Frog Orchid Coelorachis cylindrica (Michx.) Nash FAC Carolina Joint-Tail Grass Coelorachis rugosa (Nutt.) Nash OBL Wrinkled Joint-Tail Grass Coix lacryma-jobi L. FACW Job's-Tears Coleataenia anceps (Michx.) Soreng FAC Beaked Cut-Throat Grass Coleataenia longifolia (Torr.) Soreng FACU Long-Leaf Cut-Throat Grass Coleataenia rigidula (Bosc ex Nees) LeBlond FACW Red-Top Cut-Throat Grass Coleataenia stipitata (Nash) LeBlond FACW Stipitate Cut-Throat Grass Coleataenia tenera (Bey . ex Trin.) Soreng FACW Southeastern Cut-Throat Grass Collinsia verna Nutt. FAC Spring Blue-Ey ed Mary Collinsonia canadensis L. FAC Richweed Collomia linearis Nutt. UPL Narrow-Leaf Mountain-Trumpet Colocasia esculenta (L.) Schott FACW Coco-Yam Comandra umbellata (L.) Nutt. FACU Bastard-Toadf lax Comarum palustre L. OBL Purple Marshlocks Commelina benghalensis L. FACU Jio Commelina caroliniana Walt. FAC Carolina Day f lower Commelina communis L. FAC Asiatic Day f lower Commelina diffusa Burm. f . FACW Climbing Day f lower Commelina erecta L. FAC White-Mouth Day f lower Commelina virginica L. FACW Virginia Day f lower Conioselinum chinense (L.) B.S.P. FACW Chinese Hemlock-Parsley Conium maculatum L. FACW Poison-Hemlock Conoclinium coelestinum (L.) DC. FAC Blue Mistf lower Conradina verticillata Jennison FACW Cumberland Dixie Rosemary Convolvulus equitans Benth. FACU Texas Bindweed Cooperia chlorosolen Herbert FACU Ev ening Rain-Lily
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Scientific Name Authorship EMP Common Name
Coptis trifolia (L.) Salisb. FACW Three-Leaf Goldthread Corallorhiza maculata (Raf .) Raf . FACU Summer Coralroot Corallorhiza trifida Chatelain FACW Yellow Coralroot Corallorhiza wisteriana Conrad FAC Spring Coralroot Coreopsis falcata Boy nt. FACW Sickle Tickseed Coreopsis gladiata Walt. FACW Coastal-Plain Tickseed Coreopsis integrifolia Poir. FACU Fringe-Leaf Tickseed Coreopsis lanceolata L. FACU Lance-Leaf Tickseed Coreopsis linifolia Nutt. FACW Texas Tickseed Coreopsis pubescens Ell. FACU Star Tickseed Coreopsis rosea Nutt. FACW Pink Tickseed Coreopsis tinctoria Nutt. FAC Golden Tickseed Coreopsis tripteris L. FAC Tall Tickseed Corispermum americanum (Nutt.) Nutt. FACU American Bugseed Cornus alba L. FACW Red Osier Cornus alternifolia L. f . FAC Alternate-Leaf Dogwood Cornus amomum P. Mill. FACW Silky Dogwood Cornus asperifolia Michx. FACW Tough-Leaf Dogwood Cornus canadensis L. FAC Canadian Bunchberry Cornus drummondii C.A. Mey . FAC Rough-Leaf Dogwood Cornus florida L. FACU Flowering Dogwood Cornus foemina P. Mill. FACW Stif f Dogwood Cornus obliqua Raf . FACW Pale Dogwood Cornus racemosa Lam. FAC Gray Dogwood Cortaderia selloana (J.A. & J.H. Schultes) Aschers. & Graebn. FAC Selloa Pampus Grass Corydalis flavula (Raf .) DC. FACU Yellow Fumewort Corylus americana Marsh. FACU American Hazelnut Corylus cornuta Marsh. FACU Beaked Hazelnut Cosmos bipinnatus Cav . FACU Garden Cosmos Cosmos parviflorus (Jacq.) Pers. FAC Southwestern Cosmos Cosmos sulphureus Cav . FACU Sulphur Cosmos Cotula australis (Sieber ex Spreng.) Hook. f . FAC Australian Water-Buttons Crassula aquatica (L.) Schoenl. OBL Water Py gmy weed Crataegus berberifolia Torr. & Gray FAC Barberry Hawthorn Crataegus brachyacantha Sarg. & Engelm. OBL Blueberry Hawthorn Crataegus crus-galli L. FACU Cock-Spur Hawthorn Crataegus marshallii Egglest. FAC Parsley Hawthorn Crataegus mollis Scheele FACU Downy Hawthorn Crataegus monogyna Jacq. FACU English Hawthorn Crataegus phaenopyrum (L. f .) Medik. FAC Washington Hawthorn Crataegus pulcherrima Ashe FAC Beautif ul Hawthorn Crataegus spathulata Michx. FAC Little-Hip Hawthorn Crataegus viridis L. FACW Green Hawthorn Crepis capillaris (L.) Wallr. UPL Smooth Hawk's-Beard Crinum americanum L. FAC Sev en-Sisters Crocosmia X crocosmiiflora (V. Lemoine) N.E. Br. FACW Croptilon divaricatum (Nutt.) Raf . UPL Slender Scratchdaisy Crotalaria pallida Ait. FACU Smooth Rattlebox Crotalaria retusa L. UPL Rattleweed Crotalaria rotundifolia Walt. ex J.F. Gmel. UPL Rabbitbells Crotalaria spectabilis Roth FACU Showy Rattlebox Croton elliottii Chapman FACW Elliott's Croton Crypsis alopecuroides (Piller & Mitterp.) Schrad. FACW Fox-Tail Prickle Grass Crypsis schoenoides (L.) Lam. FACU Swamp Prickle Grass Cryptogramma stelleri (Gmel.) Prantl FACU Fragile Rockbrake Cryptotaenia canadensis (L.) DC. FAC Canadian Honewort Ctenium aromaticum (Walt.) Wood FACW Toothache Grass Cuphea carthagenensis (Jacq.) J.F. Macbr. FACW Colombian Waxweed Cuphea viscosissima Jacq. FAC Blue Waxweed Cyclachaena xanthiifolia (Nutt.) Fresen. FAC Carelessweed Cycloloma atriplicifolium (Spreng.) Coult. FACU Winged-Pigweed Cyclospermum leptophyllum (Pers.) Sprague ex Britt. & Wilson FAC Marsh-Parsley Cymophyllus fraserianus (Ker-Gawl.) Kartesz & Gandhi FAC Fraser's Sedge Cynanchum laeve (Michx.) Pers. FAC Honey v ine Cynodon dactylon (L.) Pers. FACU Bermuda Grass Cynoglossum officinale L. UPL Gy psy -Flower Cynosciadium digitatum DC. FACW Finger-Dogshade Cynosurus cristatus L. UPL Crested Dog's-Tail Grass Cyperus acuminatus Torr. & Hook. ex Torr. OBL Taper-Tip Flat Sedge Cyperus aggregatus (Willd.) Endl. FAC Inf lated-Scale Flat Sedge Cyperus articulatus L. OBL Jointed Flat Sedge
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Scientific Name Authorship EMP Common Name
Cyperus bipartitus Torr. FACW Shining Flat Sedge Cyperus compressus L. FAC Poorland Flat Sedge Cyperus croceus Vahl FACU Baldwin's Flat Sedge Cyperus cuspidatus Kunth FACW Coastal-Plain Flat Sedge Cyperus dentatus Torr. FACW Toothed Flat Sedge Cyperus diandrus Torr. FACW Umbrella Flat Sedge Cyperus difformis L. OBL Variable Flat Sedge Cyperus distans L. f . OBL Mexican Flat Sedge Cyperus echinatus (L.) Wood FACU Globe Flat Sedge Cyperus entrerianus Boeckl. FACW Woodrush Flat Sedge Cyperus eragrostis Lam. FACW Tall Flat Sedge Cyperus erythrorhizos Muhl. FACW Red-Root Flat Sedge Cyperus esculentus L. FACW Chuf a Cyperus filicinus Vahl OBL Fern Flat Sedge Cyperus flavescens L. OBL Yellow Flat Sedge Cyperus flavicomus Michx. FAC White-Edge Flat Sedge Cyperus fuscus L. FAC Galingale Cyperus granitophilus McVaugh FACW Granite Flat Sedge Cyperus haspan L. OBL Sheathed Flat Sedge Cyperus involucratus Rottb. FACW Alternate-Leaf Flat Sedge Cyperus iria L. FACW Ricef ield Flat Sedge Cyperus lancastriensis Porter ex Gray FAC Many -Flower Flat Sedge Cyperus lecontei Torr. ex Steud. FACW Le Conte's Flat Sedge Cyperus lupulinus (Spreng.) Marcks UPL Great Plains Flat Sedge Cyperus ochraceus Vahl FACW Pond Flat Sedge Cyperus odoratus L. FACW Rusty Flat Sedge Cyperus pilosus Vahl FACW Fuzzy Flat Sedge Cyperus polystachyos Rottb. FACW Many -Spike Flat Sedge Cyperus prolifer Lam. FACW Miniature Flat Sedge Cyperus pseudovegetus Steud. FACW Marsh Flat Sedge Cyperus refractus Engelm. ex Boeckl. FACU Ref lexed Flat Sedge Cyperus retrofractus (L.) Torr. UPL Rough Flat Sedge Cyperus retrorsus Chapman FAC Pine-Barren Flat Sedge Cyperus rotundus L. FAC Purple Flat Sedge Cyperus schweinitzii Torr. FACU Sand Flat Sedge Cyperus serotinus Rottb. OBL Tidal-Marsh Flat Sedge Cyperus setigerus Torr. & Hook. FAC Lean Flat Sedge Cyperus squarrosus L. FACW Awned Flat Sedge Cyperus strigosus L. FACW Straw-Color Flat Sedge Cyperus surinamensis Rottb. FACW Tropical Flat Sedge Cyperus tetragonus Ell. FAC Four-Angle Flat Sedge Cyperus virens Michx. FACW Green Flat Sedge Cypripedium X andrewsii A.M. Fuller FACW Cypripedium acaule Ait. FACU Pink Lady 's-Slipper Cypripedium candidum Muhl. ex Willd. OBL Small White Lady 's-Slipper Cypripedium parviflorum Salisb. FACW Yellow Lady 's-Slipper Cypripedium reginae Walt. FACW Showy Lady 's-Slipper Cyrilla racemiflora L. FACW Little-Leaf Titi Cystopteris bulbifera (L.) Bernh. FAC Bulblet Bladder Fern Cystopteris fragilis (L.) Bernh. FACU Brittle Bladder Fern Cystopteris protrusa (Weatherby ) Blasdell FAC Lowland Bladder Fern Dactylis glomerata L. FACU Orchard Grass Dalea leporina (Ait.) Bullock UPL Fox-Tail Prairie-Clov er Danthonia compressa Austin FACU Flattened Wild Oat Grass Danthonia epilis Scribn. OBL Bog Wild Oat Grass Danthonia sericea Nutt. FACU Silky Wild Oat Grass Dasiphora fruticosa (L.) Ry db. FACW Golden-Hardhack Dasistoma macrophylla (Nutt.) Raf . FACU Mullein-Foxglov e Datura wrightii Regel FACU Sacred Thorn-Apple Daucus carota L. UPL Queen Anne's-Lace Decodon verticillatus (L.) Ell. OBL Swamp-Loosestrif e Decumaria barbara L. OBL Woodv amp Dendrolycopodium dendroideum (Michx.) A. Haines FACU Prickley Tree-Club-Moss Dendrolycopodium obscurum (L.) A. Haines FACU Princess-Pine Dennstaedtia punctilobula (Michx.) T. Moore FACU Hay -Scented Fern Dentella repens J.R. & G. Forst. FACW Lickstoop Deparia acrostichoides (Sw.) M. Kato FAC Silv ery -Spleenwort Deparia petersenii (Kunze) M. Kato FACW Petersen's-Spleenwort Deschampsia caespitosa (L.) Beauv . FACW Tuf ted Hair Grass Deschampsia flexuosa (L.) Trin. FACU Wav y Hair Grass Desmanthus illinoensis (Michx.) MacM. ex B.L. Robins. & Fern. FAC Prairie Bundle-Flower
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Scientific Name Authorship EMP Common Name
Desmodium canadense (L.) DC. FAC Showy Tick-Tref oil Desmodium paniculatum (L.) DC. FACU Panicled-Leaf Tick-Tref oil Desmodium tenuifolium Torr. & Gray FAC Slim-Leaf Tick-Tref oil Desmodium tortuosum (Sw.) DC. FACU Dixie Tick-Tref oil Diamorpha smallii Britt. ex Small FACW Elf Orpine Dianthus armeria L. UPL Deptf ord Pink Dianthus deltoides L. UPL Maiden Pink Diarrhena obovata (Gleason) Brandenburg FACU Hairy Beakgrain Dichanthelium aciculare (Desv . ex Poir.) Gould & C.A. Clark FACU Needle-Leaf Rosette Grass Dichanthelium acuminatum (Sw.) Gould & C.A. Clark FAC Tapered Rosette Grass Dichanthelium boreale (Nash) Freckmann FACU Northern Rosette Grass Dichanthelium clandestinum (L.) Gould FAC Deer-Tongue Rosette Grass Dichanthelium commutatum (J.A. Schultes) Gould FACU Variable Rosette Grass Dichanthelium consanguineum (Kunth) Gould & C.A. Clark FACU Blood Rosette Grass Dichanthelium dichotomum (L.) Gould FAC Cy press Rosette Grass Dichanthelium erectifolium (Nash) Gould & C.A. Clark OBL Erect-Leaf Rosette Grass Dichanthelium latifolium (L.) Harv ille FACU Broad-Leaf Rosette Grass Dichanthelium laxiflorum (Lam.) Gould FACU Open-Flower Rosette Grass Dichanthelium leibergii (Vasey ) Freckmann FACU Leiberg's Rosette Grass Dichanthelium leucothrix (Nash) Freckmann FACW Rough Rosette Grass Dichanthelium oligosanthes (J.A. Schultes) Gould FACU Heller's Rosette Grass Dichanthelium ovale (Ell.) Gould & C.A. Clark FACU Egg-Leaf Rosette Grass Dichanthelium portoricense (Desv . ex Hamilton) B.F. Hansen & Wunderlin FACU Hemlock Rosette Grass Dichanthelium ravenelii (Scribn. & Merr.) Gould FACU Rav enel's Rosette Grass Dichanthelium scabriusculum (Ell.) Gould & C.A. Clark OBL Woolly Rosette Grass Dichanthelium scoparium (Lam.) Gould FACW Broom Rosette Grass Dichanthelium sphaerocarpon (Ell.) Gould FACU Round-Seed Rosette Grass Dichanthelium strigosum (Muhl. ex Ell.) Freckmann FAC Rough-Hair Rosette Grass Dichondra carolinensis Michx. FACW Carolina Pony 's-Foot Dichondra micrantha Urban FAC Asian Pony 's-Foot Dicliptera brachiata (Pursh) Spreng. FACW Branched Foldwing Didiplis diandra (Nutt. ex DC.) Wood OBL Water-Purslane Didymoglossum petersii (Gray ) Copeland FAC Dwarf Filmy Fern Digitalis purpurea L. UPL Purple Foxglov e Digitaria bicornis (Lam.) Roemer & J.A. Schultes UPL Asian Crab Grass Digitaria ciliaris (Retz.) Koel. FAC Southern Crab Grass Digitaria horizontalis Willd. FACU Jamaican Crab Grass Digitaria insularis (L.) Mez ex Ekman FAC Sour Grass Digitaria ischaemum (Schreb. ex Schweig.) Schreb. ex Muhl. UPL Smooth Crab Grass Digitaria sanguinalis (L.) Scop. FACU Hairy Crab Grass Digitaria serotina (Walt.) Michx. FAC Dwarf Crab Grass Digitaria violascens Link FAC Violet Crab Grass Dinebra panicea (Retz.) P.M. Peterson & N. Snow FACW Needle Viper Grass Dinebra panicoides (J. Presl) P.M. Peterson & N. Snow FACW Amazon Viper Grass Diodia teres Walt. UPL Poorjoe Diodia virginiana L. FACW Virginia Buttonweed Dionaea muscipula Ellis FACW Venus' Fly trap Dioscorea villosa L. FAC Wild Yam Diospyros virginiana L. FAC Common Persimmon Diphylleia cymosa Michx. FACU American Umbrella-Leaf Diplachne fusca (L.) Beauv .ex Roemer & J.A. Schultes FACW Bearded Sprangletop Diplazium pycnocarpon (Spreng.) Broun FAC Glade Fern Dipsacus fullonum L. FACU Fuller's Teasel Dipsacus laciniatus L. FACU Cut-Leaf Teasel Dirca palustris L. FAC Eastern Leatherwood Distichlis spicata (L.) Greene FACW Coastal Salt Grass Ditrysinia fruticosa (Bartr.) Gov aerts & Frodin FACW Gulf Sebastian-Bush Dodecatheon meadia L. FACU Pride-of -Ohio Doellingeria sericocarpoides Small FACW Southern White-Top Doellingeria umbellata (P. Mill.) Nees FACW Parasol White-Top Dracocephalum parviflorum Nutt. FACU American Dragonhead Dracopis amplexicaulis (Vahl) Cass. FAC Clasping-Conef lower Drosera brevifolia Pursh OBL Dwarf Sundew Drosera capillaris Poir. OBL Pink Sundew Drosera filiformis Raf . OBL Thread-Leaf Sundew Drosera intermedia Hay ne OBL Spoon-Leaf Sundew Drosera rotundifolia L. OBL Round-Leaf Sundew Drymaria cordata (L.) Willd. ex J.A. Schultes FAC Whitesnow Drymocallis arguta (Pursh) Ry db. UPL Tall Woodbeauty Dryopteris X australis (Wherry ) Small (pro sp.) FACW Dryopteris X boottii (Tuckerman) Underwood (pro sp.) FACW
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Scientific Name Authorship EMP Common Name
Dryopteris X correllii W.H. Wagner FACW Dryopteris X mickelii J.H. Peck FAC Dryopteris X triploidea Wherry FAC Dryopteris X uliginosa (A. Braun ex Dowell) Druce FAC Dryopteris campyloptera Clarkson UPL Mountain Wood Fern Dryopteris carthusiana (Vill.) H.P. Fuchs FAC Spinulose Wood Fern Dryopteris celsa (Wm. Palmer) Knowlt., Palmer & Pollard ex Small OBL Log Fern Dryopteris clintoniana (D.C. Eat.) Dowell FACW Clinton's Wood Fern Dryopteris cristata (L.) Gray FACW Crested Wood Fern Dryopteris goldiana (Hook. ex Goldie) Gray FAC Goldie's Wood Fern Dryopteris intermedia (Muhl. ex Willd.) Gray FACU Ev ergreen Wood Fern Dryopteris ludoviciana (Kunze) Small FACW Southern Wood Fern Dryopteris marginalis (L.) Gray FACU Marginal Wood Fern Dulichium arundinaceum (L.) Britt. OBL Three-Way Sedge Dysphania ambrosioides (L.) Mosy akin & Clemants FACU Mexican-Tea Dysphania botrys (L.) Mosy akin & Clemants UPL Jerusalem-Oak Echinochloa colona (L.) Link FACW Jungle-Rice Echinochloa crus-galli (L.) Beauv . FAC Large Barny ard Grass Echinochloa crus-pavonis (Kunth) J.A. Schultes FACW Gulf Cock's-Spur Grass Echinochloa esculenta (A. Braun) H. Scholtz UPL Japanese Water Grass Echinochloa frumentacea Link UPL Japanese-Millet Echinochloa muricata (Beauv .) Fern. FACW Rough Barny ard Grass Echinochloa walteri (Pursh) Heller FACW Long-Awn Cock's-Spur Grass Echinocystis lobata (Michx.) Torr. & Gray FAC Wild Cucumber Echinodorus berteroi (Spreng.) Fassett OBL Upright Burrhead Echinodorus cordifolius (L.) Griseb. OBL Creeping Burrhead Eclipta prostrata (L.) L. FAC False Daisy Egeria densa Planch. OBL Brazilian-Waterweed Eichhornia crassipes (Mart.) Solms OBL Common Water-Hy acinth Elaeagnus angustifolia L. FACU Russian-Oliv e Elaeagnus commutata Bernh. ex Ry db. UPL American Silv er-Berry Elatine americana (Pursh) Arn. OBL American Waterwort Elatine brachysperma Gray OBL Short-Seed Waterwort Elatine minima (Nutt.) Fisch. & C.A. Mey . OBL Small Waterwort Eleocharis acicularis (L.) Roemer & J.A. Schultes OBL Needle Spike-Rush Eleocharis aestuum D.M. Hines ex A. A. Haines OBL Tidal Spike-Rush Eleocharis albida Torr. OBL White Spike-Rush Eleocharis atropurpurea (Retz.) J.& K. Presl FACW Purple Spike-Rush Eleocharis baldwinii (Torr.) Chapman OBL Baldwin's Spike-Rush Eleocharis bifida S.G. Sm. FACW Glades Spike-Rush Eleocharis compressa Sulliv ant OBL Flat-Stem Spike-Rush Eleocharis diandra C. Wright FACW Wright's Spike-Rush Eleocharis dulcis (Burm.) Trin. ex Hensch. OBL Chinese Water-Chestnut Eleocharis elliptica Kunth FACW Elliptic Spike-Rush Eleocharis engelmannii Steud. FACW Engelmann's Spike-Rush Eleocharis equisetoides (Ell.) Torr. OBL Horsetail-Spike-Rush Eleocharis fallax Weatherby OBL Creeping Spike-Rush Eleocharis flavescens (Poir.) Urban OBL Yellow Spike-Rush Eleocharis geniculata (L.) Roemer & J.A. Schultes FACW Capitate Spike-Rush Eleocharis halophila (Fern. & Brack.) Fern. & Brack. OBL Saltmarsh Spike-Rush Eleocharis intermedia J.A. Schultes FACW Intermediate Spike-Rush Eleocharis lanceolata Fern. FACW Dagger-Leaf Spike-Rush Eleocharis melanocarpa Torr. FACW Black-Fruit Spike-Rush Eleocharis microcarpa Torr. OBL Small-Fruit Spike-Rush Eleocharis montevidensis Kunth FACW Sand Spike-Rush Eleocharis obtusa (Willd.) J.A. Schultes OBL Blunt Spike-Rush Eleocharis occulta S.G. Sm. FACW Limestone Spike-Rush Eleocharis olivacea Torr. OBL Bright-Green Spike-Rush Eleocharis palustris (L.) Roemer & J.A. Schultes OBL Common Spike-Rush (Roemer & J.A. Schultes) Link ex Bluf f , Nees & Eleocharis parvula OBL Little-Head Spike-Rush Schauer Eleocharis quadrangulata (Michx.) Roemer & J.A. Schultes OBL Square-Stem Spike-Rush Eleocharis quinqueflora (F.X. Hartmann) Schwarz OBL Few-Flower Spike-Rush Eleocharis radicans (A. Dietr.) Kunth OBL Rooted Spike-Rush Eleocharis robbinsii Oakes OBL Robbins' Spike-Rush Eleocharis rostellata (Torr.) Torr. OBL Beaked Spike-Rush Eleocharis tenuis (Willd.) J.A. Schultes FACW Slender Spike-Rush Eleocharis tortilis (Link) J.A. Schultes FACW Twisted Spike-Rush Eleocharis tricostata Torr. OBL Three-Angle Spike-Rush Eleocharis tuberculosa (Michx.) Roemer & J.A. Schultes OBL Cone-Cup Spike-Rush Eleocharis vivipara Link OBL Viv iparous Spike-Rush Eleocharis wolfii (Gray ) Gray ex Britt. OBL Wolf 's Spike-Rush
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Scientific Name Authorship EMP Common Name
Elephantopus carolinianus Raeusch. FACU Carolina Elephant's-Foot Elephantopus elatus Bertol. FACU Tall Elephant's-Foot Elephantopus nudatus Gray FAC Smooth Elephant's-Foot Eleusine indica (L.) Gaertn. FACU Indian Goose Grass Elionurus tripsacoides Humb. & Bonpl. ex Willd. FACW Pan-American Balsamscale Ellisia nyctelea (L.) L. FACU Aunt Lucy Elodea canadensis Michx. OBL Canadian Waterweed Elodea nuttallii (Planch.) St. John OBL Western Waterweed Elodea schweinitzii (Planch.) Caspary OBL Schweinitz's Waterweed Elymus canadensis L. FACU Nodding Wild Ry e Elymus curvatus Piper FAC Awnless Wild Ry e Elymus elymoides (Raf .) Swezey FACU Western Bottle-Brush Grass Elymus glaucus Buckl. FACU Blue Wild Ry e Elymus hystrix L. UPL Eastern Bottle-Brush Grass Elymus repens (L.) Gould FACU Creeping Wild Ry e Elymus riparius Wieg. FACW Riv er-Bank Wild Ry e Elymus trachycaulus (Link) Gould ex Shinners FACU Slender Wild Ry e Elymus villosus Muhl. ex Willd. FACU Hairy Wild Ry e Elymus virginicus L. FACW Virginia Wild Ry e Elymus wiegandii Fern. FAC Wiegand's Wild Ry e Emilia sonchifolia (L.) DC. UPL Lilac Tassel-Flower Endodeca serpentaria (L.) Raf . UPL Virginia-Snakeroot Enemion biternatum Raf . FACU Eastern False Rue-Anemone Epilobium anagallidifolium Lam. FAC Pimpernel Willowherb Epilobium ciliatum Raf . FAC Fringed Willowherb Epilobium coloratum Biehler FACW Purple-Leaf Willowherb Epilobium hirsutum L. FACW Codlins-and-Cream Epilobium leptophyllum Raf . OBL Bog Willowherb Epilobium palustre L. OBL Marsh Willowherb Epilobium parviflorum Schreb. OBL Small-Flower Hairy Willowherb Epilobium strictum Muhl. ex Spreng. OBL Downy Willowherb Epipactis gigantea Dougl. ex Hook. OBL Giant Helleborine Epipactis helleborine (L.) Crantz UPL Helleborine Equisetum X ferrissii Clute (pro sp.) FACW Equisetum X litorale Kühlewein ex Rupr. (pro sp.) OBL Equisetum X mackaii (Newm.) Brichan FACW Equisetum X nelsonii (A.A. Eat.) Schaf f n. (pro sp.) FAC Equisetum arvense L. FAC Field Horsetail Equisetum fluviatile L. OBL Water Horsetail Equisetum hyemale L. FACW Tall Scouring-Rush Equisetum laevigatum A. Braun FACW Smooth Scouring-Rush Equisetum pratense Ehrh. FACW Meadow Horsetail Equisetum scirpoides Michx. FAC Dwarf Scouring-Rush Equisetum sylvaticum L. FACW Woodland Horsetail Equisetum variegatum Schleich. ex F. Weber & D.M.H. Mohr FACW Variegated Scouring-Rush Eragrostis amabilis (L.) Wight & Arn. ex Nees FACU Feather Lov e Grass Eragrostis atrovirens (Desf .) Trin. ex Steud. FAC Thalia Lov e Grass Eragrostis bahiensis Schrad. ex J.A. Schultes FAC Bahia Lov e Grass Eragrostis cilianensis (All.) Vign. ex Janchen FACU Stink Grass Eragrostis ciliaris (L.) R. Br. FACU Gopher-Tail Lov e Grass Eragrostis cumingii Steud. FACU Cuming's Lov e Grass Eragrostis elliottii S. Wats. FACW Elliot's Lov e Grass Eragrostis frankii C.A. Mey . ex Steud. FACW Sandbar Lov e Grass Eragrostis hirsuta (Michx.) Nees UPL Big-Top Lov e Grass Eragrostis hypnoides (Lam.) B.S.P. OBL Teal Lov e Grass Eragrostis japonica (Thunb.) Trin. OBL Japanese Lov e Grass Eragrostis lugens Nees FAC Mourning Lov e Grass Eragrostis mexicana (Hornem.) Link UPL Mexican Lov e Grass Eragrostis pectinacea (Michx.) Nees ex Jedw. FAC Purple Lov e Grass Eragrostis pilosa (L.) Beauv . FACU Indian Lov e Grass Eragrostis refracta (Muhl.) Scribn. FACW Meadow Lov e Grass Eragrostis reptans (Michx.) Nees FACW Creeping Lov e Grass Eragrostis secundiflora J. Presl UPL Red Lov e Grass Eragrostis spectabilis (Pursh) Steud. UPL Petticoat-Climber Eragrostis unioloides (Retz.) Nees ex Steud. FAC Chinese Lov e Grass Erica tetralix L. FACU Cross-Leaf Heath Erigeron annuus (L.) Pers. FACU Eastern Daisy Fleabane Erigeron bonariensis L. FACU Asthmaweed Erigeron canadensis L. FACU Canadian Horseweed Erigeron philadelphicus L. FACU Philadelphia Fleabane Erigeron pulchellus Michx. FACU Robin's-Plantain
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Scientific Name Authorship EMP Common Name
Erigeron quercifolius Lam. FACW Oak-Leaf Fleabane Erigeron strigosus Muhl. ex Willd. FACU Prairie Fleabane Erigeron vernus (L.) Torr. & Gray OBL Early White-Top Fleabane Eriocaulon aquaticum (Hill) Druce OBL Sev en-Angle Pipewort Eriocaulon cinereum R. Br. OBL Ashy Pipewort Eriocaulon compressum Lam. OBL Flattened Pipewort Eriocaulon decangulare L. OBL Ten-Angle Pipewort Eriocaulon koernickianum v an Heurck & Muell.-Arg. OBL Gulf Pipewort Eriocaulon lineare Small OBL Narrow Pipewort Eriocaulon parkeri B.L. Robins. OBL Estuary Pipewort Eriocaulon ravenelii Chapman OBL Rav enel's Pipewort Eriocaulon texense Koern. OBL Texas Pipewort Eriochloa acuminata (J. Presl) Kunth FAC Taper-Tip Cup Grass Eriochloa contracta A.S. Hitchc. FACU Prairie Cup Grass Eriochloa punctata (L.) Desv . ex Hamilton FACW Louisiana Cup Grass Eriophorum angustifolium Honckeny OBL Tall Cotton-Grass Eriophorum gracile W.D.J. Koch OBL Slender Cotton-Grass Eriophorum tenellum Nutt. OBL Few-Nerv e Cotton-Grass Eriophorum vaginatum L. OBL Tussock Cotton-Grass Eriophorum virginicum L. OBL Tawny Cotton-Grass Eriophorum viridicarinatum (Engelm.) Fern. OBL Tassel Cotton-Grass Eryngium aquaticum L. OBL Rattlesnake-Master Eryngium campestre L. FAC Field Ery ngo Eryngium foetidum L. FAC Spiritweed Eryngium hookeri Walp. FACW Hooker's Ery ngo Eryngium integrifolium Walt. FACW Blue-Flower Ery ngo Eryngium prostratum Nutt. ex DC. OBL Creeping Ery ngo Eryngium yuccifolium Michx. FAC Button Ery ngo Erysimum cheiranthoides L. FAC Worm-Seed Wallf lower Erythronium albidum Nutt. FACU Small White Fawn-Lily Erythronium rostratum W. Wolf UPL Yellow Trout-Lily Erythronium umbilicatum Parks & Hardin FAC Dimpled Trout-Lily Eubotrys racemosa (L.) Nutt. FACW Swamp Deciduous-Doghobble Eubotrys recurva (Buckl.) Britt. FACU Red-Twig Deciduous-Doghobble Euonymus americanus L. FAC American Strawberry -Bush Euonymus atropurpureus Jacq. FACU Eastern Wahoo Euonymus obovatus Nutt. FAC Running Strawberry -Bush Eupatorium X cordigerum (Fern.) Fern. FAC Eupatorium anomalum Nash FACU Florida Thoroughwort Eupatorium capillifolium (Lam.) Small FACU Dog-Fennel Eupatorium compositifolium Walt. FAC Yankeeweed Eupatorium leptophyllum DC. FACW False Fennel Eupatorium leucolepis (DC.) Torr. & Gray FACW Justiceweed Eupatorium mohrii Greene FAC Mohr's Thoroughwort Eupatorium perfoliatum L. FACW Common Boneset Eupatorium pilosum Walt. FACW Rough Boneset Eupatorium resinosum Torr. ex DC. OBL Pine-Barren Thoroughwort Eupatorium rotundifolium L. FAC Round-Leaf Thoroughwort Eupatorium semiserratum DC. FACW Small-Flower Thoroughwort Eupatorium serotinum Michx. FAC Late-Flowering Thoroughwort Euphorbia commutata Engelm. ex Gray FACU Tinted Woodland Spurge Euphorbia curtisii Engelm. FAC Curtis' Spurge Euphorbia cyathophora Murr. UPL Fire-on-the-Mountain Euphorbia heterophylla L. FACU Mexican-Fireplant Euphorbia hirta L. UPL Pill-Pod Sandmat Euphorbia humistrata Engelm. ex Gray FAC Spreading Sandmat Euphorbia hypericifolia L. UPL Gracef ul Sandmat Euphorbia hyssopifolia L. FAC Hy ssop-Leaf Sandmat Euphorbia maculata L. FACU Spotted Sandmat Euphorbia marginata Pursh UPL Snow-on-the-Mountain Euphorbia nutans Lag. FACU Ey ebane Euphorbia polygonifolia L. FACU Seaside Sandmat Euphorbia prostrata Ait. FACU Prostrate Sandmat Euphorbia purpurea (Raf .) Fern. FAC Darlington's Glade Spurge Euphorbia serpens Kunth FACW Matted Sandmat Euphorbia spathulata Lam. FACU Warty Spurge Eurybia compacta Nesom FACU Sav annah Wood-Aster Eurybia hemispherica (Alexander) Nesom FACU Prairie Wood-Aster Eurybia macrophylla (L.) Cass. UPL Large-Leaf Wood-Aster Eurybia paludosa (Ait.) Nesom FACW Southern Swamp Grass-Leaf -Aster Eurybia radula (Ait.) Nesom OBL Rough Wood-Aster
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Scientific Name Authorship EMP Common Name
Eustachys petraea (Sw.) Desv . FACU Pinewoods Finger Grass Eustoma exaltatum (L.) Salisb. FACW Catchf ly Prairie-Gentian Euthamia caroliniana (L.) Greene ex Porter & Britt. FAC Slender Goldentop Euthamia graminifolia (L.) Nutt. FAC Flat-Top Goldentop Euthamia gymnospermoides Greene FAC Texas Goldentop Euthamia leptocephala (Torr. & Gray ) Greene ex Porter & Britt. FACW Bushy Goldentop Eutrochium dubium (Willd. ex Poir.) E. Lamont FACW Coastal-Plain Trumpetweed Eutrochium fistulosum (Barratt) E. Lamont FACW Trumpetweed Eutrochium maculatum (L.) E. Lamont FACW Spotted Trumpetweed Eutrochium purpureum (L.) E. Lamont FAC Sweet-Scented Joe-Py e-Weed Fagus grandifolia Ehrh. FACU American Beech Fallopia convolvulus (L.) A. Löv e FACU Black-Bindweed Fallopia dumetorum (L.) Holub FACU Corpse Black-Bindweed Fallopia scandens (L.) Holub FAC Climbing Black-Bindweed Fatoua villosa (Thunb.) Nakai FAC Hairy Crabweed Festuca ovina L. UPL Sheep Fescue Festuca paradoxa Desv . FAC Clustered Fescue Festuca rubra L. FACU Red Fescue Festuca subverticillata (Pers.) Alexeev FACU Nodding Fescue Festuca trachyphylla (Hack.) Krajina UPL Hard Fescue Ficaria verna Huds. FAC Eurasian-Buttercup Ficus carica L. FACU Common Fig Filipendula rubra (Hill) B.L. Robins. FACW Queen-of -the-Prairie Filipendula ulmaria (L.) Maxim. FACW Queen-of -the-Meadow Fimbristylis annua (All.) Roemer & J.A. Schultes FACW Annual Fimbry Fimbristylis autumnalis (L.) Roemer & J.A. Schultes FACW Slender Fimbry Fimbristylis castanea (Michx.) Vahl OBL Marsh Fimbry Fimbristylis decipiens Kral FACW Southern Fimbry Fimbristylis dichotoma (L.) Vahl OBL Forked Fimbry Fimbristylis littoralis Gaud. OBL Grass-Like Fimbry Fimbristylis perpusilla Harper ex Small & Britt. OBL Harper's Fimbry Fimbristylis puberula (Michx.) Vahl OBL Hairy Fimbry Fimbristylis tomentosa Vahl FACW Woolly Fimbry Fimbristylis vahlii (Lam.) Link OBL Vahl's Fimbry Flaveria campestris J.R. Johnston FAC Alkali Yellowtops Flaveria trinervia (Spreng.) C. Mohr FAC Clustered Yellowtops Fleischmannia incarnata (Walt.) King & H.E. Robins. FAC Pink Slender-Thoroughwort Floerkea proserpinacoides Willd. FAC False Mermaidweed Forestiera acuminata (Michx.) Poir. OBL Eastern Swamp-Priv et Forestiera ligustrina (Michx.) Poir. FAC Upland Swamp-Priv et Forestiera pubescens Nutt. FACU Stretchberry Fothergilla gardenii L. FACW Dwarf Witch-Alder Fragaria vesca L. FACU Woodland Strawberry Fragaria virginiana Duchesne FACU Virginia Strawberry Frangula alnus P. Mill. FAC Glossy False Buckthorn Frangula caroliniana (Walt.) Gray FAC Carolina False Buckthorn Fraxinus americana L. FACU White Ash Fraxinus caroliniana P. Mill. OBL Carolina Ash Fraxinus nigra Marsh. FACW Black Ash Fraxinus pennsylvanica Marsh. FACW Green Ash Fraxinus profunda (Bush) Bush ex Britt. OBL Pumpkin Ash Fuirena breviseta (Cov ille) Cov ille OBL Saltmarsh Umbrella Sedge Fuirena pumila (Torr.) Spreng. OBL Dwarf Umbrella Sedge Fuirena simplex Vahl OBL Western Umbrella Sedge Fuirena squarrosa Michx. OBL Hairy Umbrella Sedge Funastrum cynanchoides (Dcne.) Schlechter FACU Fringed Twinev ine Gaillardia pulchella Foug. UPL Firewheel Galactia mollis Michx. FAC Sof t Milk-Pea Galactia volubilis (L.) Britt. FACU Downy Milk-Pea Galax urceolata (Poir.) Brummitt FACU Beetleweed Galeopsis tetrahit L. FACU Brittle-Stem Hemp-Nettle Galinsoga parviflora Cav . UPL Gallant-Soldier Galinsoga quadriradiata Ruiz & Pav ón FACU Shaggy -Soldier Galium aparine L. FACU Sticky -Willy Galium asprellum Michx. OBL Rough Bedstraw Galium boreale L. FACU Northern Bedstraw Galium circaezans Michx. UPL Licorice Bedstraw Galium concinnum Torr. & Gray UPL Shining Bedstraw Galium divaricatum Pourret ex Lam. FAC Lamarck's Bedstraw Galium labradoricum (Wieg.) Wieg. OBL Northern Bog Bedstraw Galium mollugo L. FACU White Bedstraw
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Scientific Name Authorship EMP Common Name
Galium obtusum Bigelow FACW Blunt-Leaf Bedstraw Galium palustre L. OBL Common Marsh Bedstraw Galium parisiense L. FACU Wall Bedstraw Galium tinctorium (L.) Scop. OBL Stif f Marsh Bedstraw Galium trifidum L. FACW Three-Petal Bedstraw Galium triflorum Michx. FACU Fragrant Bedstraw Galium uniflorum Michx. FACU One-Flower Bedstraw Gamochaeta pensylvanica (Willd.) Cabrera UPL Pennsy lv ania Ev erlasting Gamochaeta purpurea (L.) Cabrera UPL Spoon-Leaf Purple Ev erlasting Gaultheria hispidula (L.) Muhl. ex Bigelow FACW Creeping-Snowberry Gaultheria procumbens L. FACU Eastern Teaberry Gaylussacia baccata (Wangenh.) K. Koch FACU Black Huckleberry Gaylussacia bigeloviana (Fern.) Sorrie & Weakley OBL Northern Dwarf Huckleberry Gaylussacia dumosa (Andr.) Torr. & Gray FAC Southern Dwarf Huckleberry Gaylussacia frondosa (L.) Torr. & Gray ex Torr. FAC Blue Huckleberry Gaylussacia nana (Gray ) Small FACU Conf ederate Huckleberry Gaylussacia orocola Small OBL Blue Ridge Huckleberry Gaylussacia tomentosa (Gray ) Pursh ex Small FACU Hairy -Twig Huckleberry Gelsemium rankinii Small FAC Rankin's Trumpet-Flower Gelsemium sempervirens (L.) Ait. f . FAC Ev ening Trumpet-Flower Gentiana alba Muhl. ex Nutt. FACU Yellow Gentian Gentiana andrewsii Griseb. FACW Closed Bottle Gentian Gentiana autumnalis L. FACW Pine-Barren Gentian Gentiana catesbaei Walt. OBL Elliott's Gentian Gentiana clausa Raf . FACW Bottle Gentian Gentiana latidens (House) J. Pringle & Weakley FACW Balsam Mountain Gentian Gentiana linearis Froel. OBL Narrow-Leaf Gentian Gentiana saponaria L. FACW Harv estbells Gentianella quinquefolia (L.) Small FAC Agueweed Gentianopsis crinita (Froel.) Ma OBL Greater Fringed-Gentian Gentianopsis virgata (Raf .) Holub FACW Lesser Fringed-Gentian Geranium maculatum L. FACU Spotted Crane's-Bill Geranium robertianum L. FACU Lesser Herbrobert Geum aleppicum Jacq. FAC Yellow Av ens Geum canadense Jacq. FACU White Av ens Geum laciniatum Murr. FAC Rough Av ens Geum rivale L. OBL Purple Av ens Geum vernum (Raf .) Torr. & Gray FACU Spring Av ens Geum virginianum L. FAC Cream Av ens Glechoma hederacea L. FACU Groundiv y Gleditsia aquatica Marsh. OBL Water-Locust Gleditsia triacanthos L. FAC Honey -Locust Glinus lotoides L. FACW Lotus Sweetjuice Glinus radiatus (Ruiz & Pav ón) Rohrb. FACW Spreading Sweetjuice Glossostigma cleistanthum W.R. Barker OBL Mudmats Glyceria acutiflora Torr. OBL Creeping Manna Grass Glyceria arkansana Fern. OBL Arkansas Manna Grass Glyceria borealis (Nash) Batchelder OBL Small Floating Manna Grass Glyceria canadensis (Michx.) Trin. OBL Rattlesnake Manna Grass Glyceria declinata Brébiss. FACW Waxy Manna Grass Glyceria fluitans (L.) R. Br. OBL Water Manna Grass Glyceria grandis S. Wats. OBL American Manna Grass Glyceria laxa (Scribn.) Scribn. FACW Limp Manna Grass Glyceria melicaria (Michx.) F.T. Hubbard OBL Melic Manna Grass Glyceria nubigena W.A. Anderson OBL Great Smoky Mountain Manna Grass Glyceria obtusa (Muhl.) Trin. OBL Atlantic Manna Grass Glyceria septentrionalis A.S. Hitchc. OBL Floating Manna Grass Glyceria striata (Lam.) A.S. Hitchc. OBL Fowl Manna Grass Glycyrrhiza lepidota Pursh UPL American Licorice Gnaphalium uliginosum L. FAC Marsh Cudweed Gomphrena globosa L. UPL Common Globe-Amaranth Gonolobus suberosus (L.) R. Br. FACW Angular-Fruit Anglepod Goodyera pubescens (Willd.) R. Br. FACU Downy Rattlesnake-Plantain Goodyera repens (L.) R. Br. FACU Dwarf Rattlesnake-Plantain Goodyera tesselata Lodd. FACU Checkered Rattlesnake-Plantain Gordonia lasianthus (L.) Ellis FACW Loblolly -Bay Gossypium hirsutum L. FACU Upland Cotton Gratiola amphiantha D. Estes & R.L. Small OBL Little Hedge-Hy ssop Gratiola aurea Pursh OBL Golden Hedge-Hy ssop Gratiola brevifolia Raf . FACW Sticky Hedge-Hy ssop Gratiola floridana Nutt. OBL Florida Hedge-Hy ssop
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Scientific Name Authorship EMP Common Name
Gratiola neglecta Torr. OBL Clammy Hedge-Hy ssop Gratiola quartermaniae D. Estes FAC Quarterman's Hedge-Hy ssop Gratiola ramosa Walt. FACW Branched Hedge-Hy ssop Gratiola virginiana L. OBL Round-Fruit Hedge-Hy ssop Gratiola viscidula Pennell OBL Short's Hedge-Hy ssop Grindelia camporum Greene FACU Great Valley Gumweed Grindelia ciliata (Nutt.) Spreng. FACU Spanishgold Grindelia squarrosa (Pursh) Dunal FACU Curly -Cup Gumweed Gymnocarpium dryopteris (L.) Newman UPL Northern Oak Fern Gymnopogon brevifolius Trin. FACU Short-Leaf Skeleton Grass Gynandropsis gynandra (L.) Briq. FAC Spiderwisp Habenaria quinqueseta (Michx.) Eat. FACW Long-Horn False Rein Orchid Habenaria repens Nutt. OBL Water-Spider False Rein Orchid Hackelia floribunda (Lehm.) I.M. Johnston FACU Many -Flower Stickseed Hackelia virginiana (L.) I.M. Johnston FACU Beggar's-Lice Hackelochloa granularis (L.) Kuntze FACU Pit-Scale Grass Halesia carolina L. FAC Carolina Silv erbell Halesia diptera Ellis FAC Two-Wing Silv erbell Hamamelis vernalis Sarg. FACU Ozark Witch-Hazel Hamamelis virginiana L. FACU American Witch-Hazel Harperella fluviatilis Rose OBL Gulf Riv er Harperella Harperella nodosa Rose OBL Pond Harperella Harperella vivipara Rose OBL Atlantic Riv er Harperella Hedera helix L. FACU English Iv y Hedychium coronarium Koenig FAC White Ginger-Lily Helanthium tenellum Britt. OBL Dwarf Burhead Py gmy Swordplant Helenium amarum (Raf .) H. Rock FACU Yellowdicks Helenium autumnale L. FACW Fall Sneezeweed Helenium brevifolium (Nutt.) Wood OBL Short-Leaf Sneezeweed Helenium campestre Small FAC Oldf ield Sneezeweed Helenium flexuosum Raf . FAC Purple-Head Sneezeweed Helenium microcephalum DC. FACW Small-Head Sneezeweed Helenium pinnatifidum (Schwein. ex Nutt.) Ry db. OBL Southeastern Sneezeweed Helenium vernale Walt. FACW Sav annah Sneezeweed Helenium virginicum Blake OBL Virginia Sneezeweed Helianthus angustifolius L. FACW Swamp Sunf lower Helianthus annuus L. FAC Common Sunf lower Helianthus debilis Nutt. UPL Cucumber-Leaf Sunf lower Helianthus decapetalus L. FACU Thin-Leaf Sunf lower Helianthus floridanus Gray ex Chapman FACW Florida Sunf lower Helianthus giganteus L. FACW Giant Sunf lower Helianthus grosseserratus Martens FACW Saw-Tooth Sunf lower Helianthus heterophyllus Nutt. OBL Variable-Leaf Sunf lower Helianthus longifolius Pursh FAC Long-Leaf Sunf lower Helianthus maximiliani Schrad. UPL Maximilian Sunf lower Helianthus microcephalus Torr. & Gray UPL Small Woodland Sunf lower Helianthus nuttallii Torr. & Gray FACW Nuttall's Sunf lower Helianthus occidentalis Riddell UPL Few-Leaf Sunf lower Helianthus simulans E.E. Wats. FACW Muck Sunf lower Helianthus strumosus L. FACU Pale-Leaf Woodland Sunf lower Helianthus tuberosus L. FACU Jerusalem-Artichoke Helianthus verticillatus Small OBL Whorled Sunf lower Heliopsis helianthoides (L.) Sweet FACU Smooth Oxey e Heliotropium curassavicum L. OBL Seaside Heliotrope Heliotropium indicum L. FAC Indian Heliotrope Heliotropium procumbens P. Mill. FACW Four-Spike Heliotrope Heliotropium supinum L. FACU Dwarf Heliotrope Helminthotheca echioides (L.) Holub UPL Akan Asante Helonias bullata L. OBL Swamp-Pink Helosciadium nodiflorum (L.) W.D.J. Koch OBL Fool's-Watercress Hemarthria altissima (Poir.) Stapf & C.E. Hubbard FACW Limpo Grass Hemerocallis fulva (L.) L. FACU Orange Day -Lily Heracleum mantegazzianum Sommier & Lev ier FAC Giant Hogweed Heracleum maximum Bartr. FAC American Cow-Parsnip Heracleum sphondylium L. UPL Eltrot Hesperis matronalis L. FACU Mother-of -the-Ev ening Heteranthera dubia (Jacq.) MacM. OBL Grass-Leaf Mud-Plantain Heteranthera limosa (Sw.) Willd. OBL Blue Mud-Plantain Heteranthera reniformis Ruiz & Pav ón OBL Kidney -Leaf Mud-Plantain Heuchera americana L. FACU American Alumroot Heuchera richardsonii R. Br. FAC Richardson's Alumroot
21/51 4/2/14
Scientific Name Authorship EMP Common Name
Hexalectris spicata (Walt.) Barnh. UPL Spiked Crested-Coralroot Hexastylis arifolia (Michx.) Small FAC Little-Brown-Jug Hexastylis shuttleworthii (Britten & Baker) Small FACU Large-Flower Heartleaf Hexastylis sorriei Gaddy FACW Sandhills Heartleaf Hexastylis speciosa Harper FACW Harper's Heartleaf Hexastylis virginica (L.) Small FACU Virginia Heartleaf Hibiscus aculeatus Walt. FACW Comf ortroot Hibiscus coccineus Walt. OBL Scarlet Rose-Mallow Hibiscus laevis All. OBL Halberd-Leaf Rose-Mallow Hibiscus moscheutos L. OBL Crimson-Ey ed Rose-Mallow Hieracium greenii Porter & Britt. FACU Green's Hawkweed Hieracium gronovii L. UPL Queendev il Holcus lanatus L. FAC Common Velv et Grass Holcus mollis L. FACU Creeping Velv et Grass Hopia obtusa (Kunth) F. Zuloaga & O. Morrone FACW Vine-Mesquite Hordeum brachyantherum Nev ski FAC Meadow Barley Hordeum jubatum L. FAC Fox-Tail Barley Hordeum marinum Huds. FACU Seaside Barley Hordeum murinum L. UPL Wall Barley Hordeum pusillum Nutt. FAC Little Barley Hottonia inflata Ell. OBL American Featherf oil Houstonia caerulea L. FACU Quaker-Ladies Houstonia pusilla Schoepf FAC Tiny Bluet Houstonia serpyllifolia Michx. FAC Thy me-Leaf Bluet Houttuynia cordata Thunb. FAC Chameleon Humulus japonicus Sieb. & Zucc. FACU Japanese Hop Humulus lupulus L. FACU Common Hop Huperzia lucidula (Michx.) Trev isan FACW Shining Fir-Moss Huperzia porophila (Lloy d & Underwood) Holub FACU Rock Fir-Moss Hybanthus concolor (T.F. Forst.) Spreng. FACU Eastern Green-Violet Hydrangea arborescens L. FACU Wild Hy drangea Hydrangea paniculata Sieb. FAC Panicled Hy drangea Hydrilla verticillata (L. f .) Roy le OBL Water-Thy me Hydrocharis morsus-ranae L. OBL Common Frogbit Hydrocotyle americana L. OBL American Marsh-Penny wort Hydrocotyle bonariensis Comm. ex Lam. FACW Coastal Marsh-Penny wort Hydrocotyle prolifera Kellogg OBL Prolif erous Marsh-Penny wort Hydrocotyle ranunculoides L. f . OBL Floating Marsh-Penny wort Hydrocotyle sibthorpioides Lam. FACW Lawn Marsh-Penny wort Hydrocotyle umbellata L. OBL Many -Flower Marsh-Penny wort Hydrocotyle verticillata Thunb. OBL Whorled Marsh-Penny wort Hydrolea ovata Nutt. ex Choisy OBL Ov ate False Fiddleleaf Hydrolea quadrivalvis Walt. OBL Waterpod Hydrolea uniflora Raf . OBL One-Flower False Fiddleleaf Hydrophyllum canadense L. FACU Blunt-Leaf Waterleaf Hydrophyllum virginianum L. FAC Shawnee-Salad Hymenocallis coronaria (Le Conte) Kunth OBL Shoals Spider-Lily Hymenocallis crassifolia Herbert OBL Coastal Carolina Spider-Lily Hymenocallis liriosme (Raf .) Shinners OBL Spring Spider-Lily Hymenocallis occidentalis (Le Conte) Kunth OBL Carolina Spider-Lily Hypericum X dissimulatum Bickn. FACW Hypericum adpressum Raf . ex W. Bart. OBL Creeping St. John's-Wort Hypericum ascyron L. FAC Great St. John's-Wort Hypericum boreale (Britt.) Bickn. OBL Northern St. John's-Wort Hypericum brachyphyllum (Spach) Steud. FACW Coastal-Plain St. John's-Wort Hypericum buckleyi M.A. Curtis FAC Blueridge St. John's-Wort Hypericum canadense L. FACW Lesser Canadian St. John's-Wort Hypericum cistifolium Lam. FACW Round-Pod St. John's-Wort Hypericum crux-andreae (L.) Crantz FACU St. Peter's-Wort Hypericum densiflorum Pursh FACW Bushy St. John's-Wort Hypericum denticulatum Walt. FACW Coppery St. John's-Wort Hypericum drummondii (Grev . & Hook.) Torr. & Gray UPL Nits-and-Lice Hypericum ellipticum Hook. OBL Pale St. John's-Wort Hypericum fasciculatum Lam. FACW Peel-Bark St. John's-Wort Hypericum fraseri (Spach) Steud. OBL Fraser's St. John's-Wort Hypericum galioides Lam. OBL Bedstraw St. John's-Wort Hypericum gentianoides (L.) B.S.P. UPL Orange-Grass Hypericum graveolens Buckl. FAC Mountain St. John's-Wort Hypericum gymnanthum Engelm. & Gray OBL Clasping-Leaf St. John's-Wort Hypericum hypericoides (L.) Crantz FACU St. Andrew's-Cross Hypericum majus (Gray ) Britt. FACW Greater Canadian St. John's-Wort
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Scientific Name Authorship EMP Common Name
Hypericum mitchellianum Ry db. FACU Blue Ridge St. John's-Wort Hypericum mutilum L. FACW Dwarf St. John's-Wort Hypericum nitidum Lam. OBL Carolina St. John's-Wort Hypericum nudiflorum Michx. ex Willd. FACW Early St. John's-Wort Hypericum perforatum L. FAC Common St. John's-Wort Hypericum prolificum L. FACU Shrubby St. John's-Wort Hypericum punctatum Lam. FAC Spotted St. John's-Wort Hypericum setosum L. OBL Hairy St. John's-Wort Hypericum sphaerocarpum Michx. FAC Round-Seed St. John's-Wort Hypericum tenuifolium Pursh FACU Atlantic St. John's-Wort Hypericum tubulosum Walt. OBL Lesser St. John's-Wort Hypericum virgatum Lam. FACU Sharp-Leaf St. John's-Wort Hypericum virginicum L. OBL Virginia St. John's-Wort Hypericum walteri J.G. Gmel. OBL Greater St. John's-Wort Hypochaeris radicata L. UPL Hairy Cat's-Ear Hypoxis curtissii Rose FACW Curtiss' Yellow Star-Grass Hypoxis hirsuta (L.) Cov ille FAC Eastern Yellow Star-Grass Hypoxis juncea Sm. FACW Fringed Yellow Star-Grass Hypoxis rigida Chapman FACW Chapman's Yellow Star-Grass Hypoxis sessilis L. FACU Glossy -Seed Yellow Star-Grass Hypoxis wrightii (Baker) Brackett FAC Bristle-Seed Yellow Star-Grass Hyptis alata (Raf .) Shinners OBL Clustered Bush-Mint Ilex amelanchier M.A. Curtis ex Chapman OBL Sarv is Holly Ilex cassine L. FACW Dahoon Ilex collina Alexander FACW Long-Stalk Holly Ilex coriacea (Pursh) Chapman FACW Large Gallberry Ilex cuthbertii Small FACW Cuthbert's Holly Ilex decidua Walt. FACW Deciduous Holly Ilex glabra (L.) Gray FAC Inkberry Ilex laevigata (Pursh) Gray OBL Smooth Winterberry Ilex longipes Chapman ex Trel. FAC Georgia Holly Ilex montana Torr. & Gray ex Gray FACU Mountain Holly Ilex myrtifolia Walt. FACW My rtle Dahoon Ilex opaca Ait. FACU American Holly Ilex verticillata (L.) Gray FACW Common Winterberry Ilex vomitoria Ait. FAC Yaupon Iliamna corei Sherf f FAC Core's Wild Holly hock Illicium floridanum Ellis FACW Florida Anisetree Illicium parviflorum Michx. ex Vent. FACW Yellow Anisetree Impatiens balsamina L. UPL Garden-Balsam Impatiens capensis Meerb. FACW Spotted Touch-Me-Not Impatiens glandulifera Roy le FACW Policeman's-Helmet Impatiens pallida Nutt. FACW Pale Touch-Me-Not Impatiens walleriana Hook. f . FACW Buzzy -Lizzy Imperata cylindrica (L.) Beauv . FACU Cogon Grass Indigofera suffruticosa P. Mill. UPL Anil-de-Pasto Inula helenium L. FACU Elecampane Iodanthus pinnatifidus (Michx.) Steud. FACW Purple-Rocket Ipomoea alba L. FAC Tropical White Morning-Glory Ipomoea cairica (L.) Sweet FACU Mile-a-Minute-Vine Ipomoea coccinea L. FACU Redstar Ipomoea cordatotriloba Dennst. FACU Tiev ine Ipomoea hederacea Jacq. FACU Iv y -Leaf Morning-Glory Ipomoea hederifolia L. FAC Scarlet-Creeper Ipomoea imperati (Vahl) Griseb. FACU Beach Morning-Glory Ipomoea indica (Burm. f .) Merr. FAC Ocean-Blue Morning-Glory Ipomoea lacunosa L. FACW Whitestar Ipomoea pandurata (L.) G.F.W. Mey . FACU Man-of -the-Earth Ipomoea pes-caprae (L.) R. Br. FAC Bay -Hops Ipomoea purpurea (L.) Roth UPL Common Morning-Glory Ipomoea quamoclit L. UPL Cy press-Vine Ipomoea sagittata Poir. FACW Glade Morning-Glory Ipomoea wrightii Gray FACW Wright's Morning-Glory Iresine rhizomatosa Standl. FACW Juda's-Bush Iris brevicaulis Raf . OBL Zigzag Iris Iris fulva Ker-Gawl. OBL Copper Iris Iris prismatica Pursh ex Ker-Gawl. OBL Slender Blue Iris Iris pseudacorus L. OBL Pale-Yellow Iris Iris savannarum Small OBL Prairie Iris Iris tridentata Pursh OBL Sav annah Iris Iris versicolor L. OBL Harlequin Bluef lag
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Scientific Name Authorship EMP Common Name
Iris virginica L. OBL Virginia Bluef lag Isoetes X altonharvillii L.J. Musselman & R.D. Bray OBL Isoetes X brittonii Brunton & W.C. Tay lor OBL Isoetes X bruntonii D.A. Knepper & L.J. Musselman OBL Isoetes X carltaylori L.J. Musselman OBL Isoetes X dodgei A.A. Eat. (pro sp.) OBL Isoetes X eatonii Dodge (pro sp.) OBL Isoetes X fairbrothersii J.D. Montgomery & W.C. Tay lor OBL Isoetes X harveyi A.A. Eat. (pro sp.) OBL Isoetes acadiensis Kott OBL Acadian Quillwort Isoetes appalachiana D.F. Brunton & D.M. Britton OBL Appalachian Quillwort Isoetes butleri Engelm. FACW Limestone Quillwort Isoetes echinospora Durieu OBL Spiny -Spore Quillwort Isoetes engelmannii A. Braun OBL Engelmann's Quillwort Isoetes hyemalis D.F. Brunton OBL Ev ergreen Quillwort Isoetes lacustris L. OBL Western Lake Quillwort Isoetes melanopoda Gay & Durieu ex Durieu OBL Black-Foot Quillwort Isoetes melanospora Engelm. OBL Black-Spore Quillwort Isoetes piedmontana (N.E. Pf eif f er) C.F. Reed OBL Piedmont Quillwort Isoetes riparia Engelm. ex A. Braun OBL Shore Quillwort Isoetes saccharata Engelm. OBL Sugary Quillwort Isoetes tegetiformans Rury OBL Merlin's-Grass Isoetes tennesseensis N. Luebke & Budke OBL Tennessee Quillwort Isoetes tuckermanii A. Braun OBL Tuckerman's Quillwort Isoetes valida (Engelm.) Clute OBL True Quillwort Isoetes virginica N.E. Pf eif f er OBL Virginia Quillwort Isolepis carinata Hook. & Arn. ex Torr. FACW Keeled Lateral-Bulrush Isolepis pseudosetacea (Dav eau) Gandog. OBL Gulf Coast Lateral-Bulrush Isolepis setacea (L.) R. Br. OBL Bristle-Leaf Lateral-Bulrush Isotrema tomentosum (Sims) Huber FAC Woolly Pipev ine Isotria medeoloides (Pursh) Raf . FACU Green Fiv e-Leaf Orchid Isotria verticillata Raf . FACU Purple Fiv e-Leaf Orchid Itea virginica L. OBL Virginia Sweetspire Iva annua L. FAC Annual Marsh-Elder Iva frutescens L. FACW Jesuit's-Bark Iva microcephala Nutt. FACW Small-Head Marsh-Elder Jacobaea vulgaris Gaertn. UPL Stinking Willie Jacquemontia tamnifolia (L.) Griseb. FACU Hairy Clusterv ine Jamesianthus alabamensis Blake & Sherf f OBL Alabama Warbonnet Juglans cinerea L. FACU White Walnut Juglans microcarpa Berl. FAC Little Walnut Juglans nigra L. FACU Black Walnut Juncus abortivus Chapman OBL Pine-Barren Rush Juncus acuminatus Michx. OBL Knotty -Leaf Rush Juncus alpinoarticulatus Chaix OBL Northern Green Rush Juncus anthelatus (Wieg.) R.E. Brooks FACW Kentucky Rush Juncus articulatus L. OBL Joint-Leaf Rush Juncus balticus Willd. OBL Baltic Rush Juncus brachycarpus Engelm. FACW White-Root Rush Juncus brachycephalus (Engelm.) Buch. OBL Small-Head Rush Juncus brachyphyllus Wieg. FAC Short-Leaf Rush Juncus brevicaudatus (Engelm.) Fern. OBL Narrow-Panicle Rush Juncus bufonius L. FACW Toad Rush Juncus caesariensis Cov ille OBL New Jersey Rush Juncus canadensis J. Gay ex Laharpe OBL Canadian Rush Juncus capitatus Weigel FACU Leaf y -Bract Dwarf Rush Juncus compressus Jacq. FACW Round-Fruit Rush Juncus coriaceus Mackenzie FACW Leathery Rush Juncus debilis Gray OBL Weak Rush Juncus dichotomus Ell. FACW Forked Rush Juncus diffusissimus Buckl. FACW Slim-Pod Rush Juncus dudleyi Wieg. FACW Dudley 's Rush Juncus effusus L. FACW Lamp Rush Juncus elliottii Chapman FACW Elliott's Rush Juncus filiformis L. FACW Thread Rush Juncus filipendulus Buckl. FAC Ring-Seed Rush Juncus gerardii Loisel. FACW Saltmarsh Rush Juncus greenei Oakes & Tuckerman FAC Greene's Rush Juncus gymnocarpus Cov ille OBL Pennsy lv ania Rush Juncus inflexus L. FACW European Blue Rush Juncus interior Wieg. FACU Inland Rush
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Scientific Name Authorship EMP Common Name
Juncus longii Fern. OBL Long's Rush Juncus marginatus Rostk. FACW Bog Rush Juncus megacephalus M.A. Curtis OBL Big-Head Rush Juncus militaris Bigelow OBL Bay onet Rush Juncus nodatus Cov ille OBL Stout Rush Juncus nodosus L. OBL Knotted Rush Juncus pallidus R. Br. OBL Jav elin-Grass Juncus pelocarpus E. Mey . OBL Brown-Fruit Rush Juncus polycephalos Michx. OBL Many -Head Rush Juncus pylaei Laharpe OBL Common Rush Juncus repens Michx. OBL Lesser Creeping Rush Juncus roemerianus Scheele OBL Roemer's Rush Juncus scirpoides Lam. FACW Needle-Pod Rush Juncus secundus Beauv . ex Poir. FACU Lopsided Rush Juncus subcaudatus (Engelm.) Cov ille & Blake OBL Woodland Rush Juncus tenuis Willd. FAC Lesser Pov erty Rush Juncus torreyi Cov ille FACW Torrey 's Rush Juncus trifidus L. FACU Highland Rush Juncus trigonocarpus Steud. OBL Red-Pod Rush Juncus validus Cov ille FACW Round-Head Rush Juncus vaseyi Engelm. FACW Vasey 's Rush Juniperus communis L. FACU Common Juniper Juniperus virginiana L. FACU Eastern Red-Cedar Justicia americana (L.) Vahl OBL American Water-Willow Justicia crassifolia (Chapman) Chapman ex Small OBL Thick-Leaf Water-Willow Justicia lanceolata (Chapman) Small OBL Justicia ovata (Walt.) Lindau OBL Loose-Flower Water-Willow Kalmia angustifolia L. FAC Sheep-Laurel Kalmia buxifolia (Berg.) Gif t & K.A. Kron FACU Sand-My rtle Kalmia carolina Small FAC Carolina-Laurel Kalmia cuneata Michx. FACW Whitewicky Kalmia latifolia L. FACU Mountain-Laurel Kalmia polifolia Wangenh. OBL Bog-Laurel Kickxia elatine (L.) Dumort. FAC Sharp-Leaf Cancerwort Kosteletzkya pentacarpos (L.) Ledeb. OBL Virginia Fen-Rose Krigia biflora (Walt.) Blake FACU Two-Flower Dwarf -Dandelion Krigia caespitosa (Raf .) Chambers FAC Weedy Dwarf -Dandelion Krigia dandelion (L.) Nutt. FAC Potato Dwarf -Dandelion Krigia virginica (L.) Willd. UPL Virginia Dwarf -Dandelion Kummerowia stipulacea (Maxim.) Makino FACU Korean-Clov er Kummerowia striata (Thunb.) Schindl. FACU Japanese-Clov er Kyllinga brevifolia Rottb. FACW Short-Leaf Spike Sedge Kyllinga gracillima Miq. FACU Pasture Spike Sedge Kyllinga odorata Vahl FACW Fragrant Spike Sedge Kyllinga pumila Michx. FACW Low Spike Sedge Lachnanthes caroliniana (Lam.) Dandy OBL Carolina Redroot Lachnocaulon anceps (Walt.) Morong OBL White-Head Bogbutton Lachnocaulon minus (Chapman) Small OBL Small's Bogbutton Lackeya multiflora (Torr. & Gray ) Fortunato, L.P. Queiroz & G.P. Lewis FAC Lactuca biennis (Moench) Fern. FACU Wild Blue Lettuce Lactuca canadensis L. FACU Canadian Blue Lettuce Lactuca floridana (L.) Gaertn. FACU Woodland Lettuce Lactuca graminifolia Michx. UPL Grass-Leaf Lettuce Lactuca ludoviciana (Nutt.) Riddell UPL Louisiana Lettuce Lactuca saligna L. UPL Willow-Leaf Lettuce Lactuca serriola L. FAC Prickly Lettuce Lactuca tatarica (L.) C.A. Mey . FAC Russian Blue Lettuce Landoltia punctata (G.F.W. Mey .) D.H. Les & D.J. Crawf ord OBL Dotted Duckmeat Lantana camara L. FACU Hedgef lower Lantana urticoides Hay ek FACU West Indian Shrub-Verbena Laportea canadensis (L.) Weddell FAC Canadian Wood-Nettle Lapsana communis L. FACU Common Nipplewort Larix laricina (Du Roi) K. Koch FACW American Larch Lathyrus hirsutus L. FAC Singletary Vetchling Lathyrus japonicus Willd. FACU Sea Vetchling Lathyrus palustris L. FACW Marsh Vetchling Lathyrus pratensis L. FACU Meadow Vetchling Lathyrus pusillus Ell. FAC Tiny Vetchling Lathyrus venosus Muhl. ex Willd. FACW Veiny Vetchling Leavenworthia aurea Torr. FACU Golden Gladecress Leavenworthia torulosa Gray OBL Necklace Gladecress
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Scientific Name Authorship EMP Common Name
Leavenworthia uniflora (Michx.) Britt. FAC Michaux's Gladecress Lechea torreyi Leggett ex Britt. FACU Sandhill Pinweed Leersia hexandra Sw. OBL Southern Cut Grass Leersia lenticularis Michx. OBL Catchf ly Grass Leersia oryzoides (L.) Sw. OBL Rice Cut Grass Leersia virginica Willd. FACW White Grass Leitneria pilosa J.A. Schrad & W.R. Grav es FACW Hairy Corkwood Lemna aequinoctialis Welw. OBL Lesser Duckweed Lemna minor L. OBL Common Duckweed Lemna minuta Kunth OBL Least Duckweed Lemna obscura (Austin) Daubs OBL Little Duckweed Lemna perpusilla Torr. OBL Minute Duckweed Lemna trisulca L. OBL Iv y -Leaf Duckweed Lemna turionifera Landolt OBL Turion Duckweed Lemna valdiviana Phil. OBL Pale Duckweed Leonotis nepetifolia (L.) R. Br. FACU Christmas-Candlestick Leontodon saxatilis Lam. FACU Lesser Hawkbit Lepidium appelianum Al-Shehbaz FAC Globe-Pod Pepperwort Lepidium densiflorum Schrad. FAC Miner's Pepperwort Lepidium latifolium L. FAC Broad-Leaf Pepperwort Lepidium perfoliatum L. UPL Clasping Pepperwort Lepidium virginicum L. FACU Poorman's-Pepperwort Lepuropetalon spathulatum Ell. FACW Petiteplant Lespedeza angustifolia (Pursh) Ell. FAC Narrow-Leaf Bush-Clov er Lespedeza capitata Michx. FACU Round-Head Bush-Clov er Lespedeza cuneata (Dum.-Cours.) G. Don FACU Chinese Bush-Clov er Leucanthemum vulgare Lam. UPL Ox-Ey e Daisy Leucospora multifida (Michx.) Nutt. OBL Narrow-Leaf Paleseed Leucothoe axillaris (Lam.) D. Don FACW Coastal Doghobble Leucothoe fontanesiana (Steud.) Sleumer FACW Highland Doghobble Liatris gracilis Pursh FACU Slender Gay f eather Liatris ligulistylis (A. Nels.) K. Schum. FACU Strap-Sty le Gay f eather Liatris pycnostachya Michx. FACU Cat-Tail Gay f eather Liatris scariosa (L.) Willd. FACU Dev il's-Bite Liatris spicata (L.) Willd. FAC Dense Gay f eather Ligusticum canadense (L.) Britt. FAC Canadian Wild Lov age Ligustrum japonicum Thunb. UPL Japanese Priv et Ligustrum sinense Lour. FACU Chinese Priv et Ligustrum vulgare L. FACU European Priv et Lilaeopsis carolinensis Coult. & Rose OBL Carolina Grasswort Lilaeopsis chinensis (L.) Kuntze OBL Eastern Grasswort Lilium canadense L. FAC Canadian Lily Lilium catesbaei Walt. FACW Southern Red Lily Lilium grayi S. Wats. FACU Gray 's Lily Lilium michauxii Poir. FAC Carolina Lily Lilium michiganense Farw. FACW Michigan Lily Lilium philadelphicum L. FACU Wood Lily Lilium pyrophilum Skinner & Sorrie OBL Sandhills Lily Lilium superbum L. FACW Turk's-Cap Lily Limnobium spongia (Bosc) L.C. Rich. ex Steud. OBL American Spongeplant Limnosciadium pinnatum (DC.) Mathias & Constance FACW Tansy Dogshade Limnosciadium pumilum (Engelm. & Gray ) Mathias & Constance OBL Prairie Dogshade Limonium carolinianum (Walt.) Britt. OBL Carolina Sea-Lav ender Limosella australis R. Br. OBL Welsh Mudwort Lindera benzoin (L.) Blume FAC Northern Spicebush Lindera melissifolia (Walt.) Blume OBL Southern Spicebush Lindera subcoriacea B.E. Wof f ord OBL Bog Spicebush Lindernia crustacea (L.) F. Muell. FACU Malay sian False Pimpernel Lindernia dubia (L.) Pennell OBL Yellow-Seed False Pimpernel Lindernia monticola Muhl. ex Nutt. OBL Piedmont False Pimpernel Lindernia procumbens (Krock.) Borb. FACW Prostrate False Pimpernel Linnaea borealis L. FAC American Twinf lower Linum floridanum (Planch.) Trel. FAC Florida Yellow Flax Linum intercursum Bickn. FACU Sandplain Flax Linum medium (Planch.) Britt. FACU Stif f Yellow Flax Linum striatum Walt. FACW Ridged Yellow Flax Linum virginianum L. FACU Woodland Flax Liparis liliifolia (L.) L.C. Rich. ex Ker-Gawl. FACU Brown Wide-Lip Orchid Liparis loeselii (L.) L.C. Rich. FACW Yellow Wide-Lip Orchid Lipocarpha aristulata (Cov ille) G. Tucker FACW Awned Half chaf f Sedge Lipocarpha drummondii (Nees) G. Tucker OBL Drummond's Half chaf f Sedge
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Scientific Name Authorship EMP Common Name
Lipocarpha maculata (Michx.) Torr. OBL American Half chaf f Sedge Lipocarpha micrantha (Vahl) G. Tucker FACW Small-Flower Half chaf f Sedge Liquidambar styraciflua L. FAC Sweet-Gum Liriodendron tulipifera L. FACU Tuliptree Litsea aestivalis (L.) Fern. OBL Pondspice Littorella americana Fern. OBL American Shoreweed Lobelia amoena Michx. OBL Southern Lobelia Lobelia appendiculata A. DC. FAC Pale Lobelia Lobelia boykinii Torr. & Gray ex A. DC. OBL Boy kin's Lobelia Lobelia brevifolia Nutt. ex A. DC. FAC Short-Leaf Lobelia Lobelia canbyi Gray OBL Canby 's Lobelia Lobelia cardinalis L. FACW Cardinal-Flower Lobelia dortmanna L. OBL Water Lobelia Lobelia elongata Small OBL Long-Leaf Lobelia Lobelia flaccidifolia Small OBL Fold-Ear Lobelia Lobelia gattingeri Gray FAC Gattinger's Lobelia Lobelia glandulosa Walt. OBL Glade Lobelia Lobelia inflata L. FACU Indian-Tobacco Lobelia kalmii L. OBL Brook Lobelia Lobelia nuttallii J.A. Schultes FACW Nuttall's Lobelia Lobelia puberula Michx. FACW Downy Lobelia Lobelia siphilitica L. FACW Great Blue Lobelia Lobelia spicata Lam. FAC Pale-Spike Lobelia Lolium perenne L. FACU Perennial Ry e Grass Lonicera X bella Zabel FACU Lonicera canadensis Bartr. ex Marsh. FACU American Fly -Honey suckle Lonicera dioica L. FACU Limber Honey suckle Lonicera hirsuta Eat. FAC Hairy Honey suckle Lonicera japonica Thunb. FAC Japanese Honey suckle Lonicera morrowii Gray FACU Morrow's Honey suckle Lonicera oblongifolia (Goldie) Hook. OBL Swamp Fly -Honey suckle Lonicera sempervirens L. FACU Trumpet Honey suckle Lonicera tatarica L. FACU Twinsisters Lonicera villosa (Michx.) J.A. Schultes FACW Mountain Fly -Honey suckle Lotus corniculatus L. FACU Garden Bird's-Foot-Tref oil Lotus tenuis Waldst. & Kit. ex Willd. FACU Narrow-Leaf Bird's-Foot-Tref oil Ludwigia alternifolia L. FACW Seedbox Ludwigia arcuata Walt. OBL Pond Primrose-Willow Ludwigia bonariensis (M. Micheli) Hara OBL Carolina Primrose-Willow Ludwigia brevipes (B.H. Long ex Britt., A. Braun & Small) Eames OBL Long Beach Primrose-Willow Ludwigia decurrens Walt. OBL Wing-Leaf Primrose-Willow Ludwigia glandulosa Walt. OBL Cy lindric-Fruit Primrose-Willow Ludwigia grandiflora (M. Micheli) Greuter & Burdet OBL Large-Flower Primrose-Willow Ludwigia hirtella Raf . OBL Spindleroot Ludwigia leptocarpa (Nutt.) Hara OBL Angle-Stem Primrose-Willow Ludwigia linearis Walt. OBL Narrow-Leaf Primrose-Willow Ludwigia maritima Harper FACW Seaside Primrose-Willow Ludwigia microcarpa Michx. OBL Small-Fruit Primrose-Willow Ludwigia octovalvis (Jacq.) Rav en OBL Mexican Primrose-Willow Ludwigia palustris (L.) Ell. OBL Marsh Primrose-Willow Ludwigia peploides (Kunth) Rav en OBL Floating Primrose-Willow Ludwigia peruviana (L.) Hara OBL Peruv ian Primrose-Willow Ludwigia pilosa Walt. OBL Hairy Primrose-Willow Ludwigia polycarpa Short & Peter OBL Many -Fruit Primrose-Willow Ludwigia repens J.R. Forst. OBL Creeping Primrose-Willow Ludwigia spathulata Torr. & Gray OBL Spoon Primrose-Willow Ludwigia sphaerocarpa Ell. OBL Globe-Fruit Primrose-Willow Ludwigia suffruticosa Walt. OBL Shrubby Primrose-Willow Ludwigia virgata Michx. OBL Sav annah Primrose-Willow Lupinus polyphyllus Lindl. FAC Blue-Pod Lupine Luziola fluitans (Michx.) Terrell & H. Robins. OBL Southern Water Grass Luzula acuminata Raf . FAC Hairy Wood-Rush Luzula bulbosa (Wood) Smy th & Smy th FACU Bulbous Wood-Rush Luzula echinata (Small) F.J. Herm. FACU Hedgehog Wood-Rush Luzula multiflora (Ehrh.) Lej. FACU Common Wood-Rush Lycopodiella X copelandii (Eig.) Cranf ill FACW Lycopodiella alopecuroides (L.) Cranf ill FACW Fox-Tail Club-Moss Lycopodiella appressa (Chapman) Cranf ill FACW Southern Appressed Club-Moss Lycopodiella inundata (L.) Holub OBL Northern Bog Club-Moss Lycopodiella margueritae J.G. Bruce, W.H. Wagner, & Beitel FACW Prostrate Club-Moss Lycopodiella prostrata (Harper) Cranf ill OBL Feather-Stem Club-Moss
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Scientific Name Authorship EMP Common Name
Lycopodium clavatum L. FAC Running Ground-Pine Lycopodium lagopus (Laestad. ex Hartm.) Zinserl. ex Kuzen FACU Single-Cone Ground-Pine Lycopus X sherardii Steele (pro sp.) OBL Lycopus americanus Muhl. ex W. Bart. OBL Cut-Leaf Water-Horehound Lycopus amplectens Raf . OBL Clasping Water-Horehound Lycopus cokeri Ahles ex Sorrie OBL Carolina Water-Horehound Lycopus europaeus L. OBL Gy psy wort Lycopus rubellus Moench OBL Taper-Leaf Water-Horehound Lycopus uniflorus Michx. OBL Northern Water-Horehound Lycopus virginicus L. OBL Virginia Water-Horehound Lygodium japonicum (Thunb. ex Murr.) Sw. FAC Japanese Climbing Fern Lygodium palmatum (Bernh.) Sw. FACW American Climbing Fern Lyonia ligustrina (L.) DC. FACW Maleberry Lyonia lucida (Lam.) K. Koch FACW Shiny leaf Lyonia mariana (L.) D. Don FAC Piedmont Staggerbush Lysimachia X producta (Gray ) Fern. (pro sp.) FAC Lysimachia arvensis (L.) U. Manns & A. Anderb. UPL Scarlet Yellow-Loosestrif e Lysimachia asperulifolia Poir. OBL Rough-Leaf Yellow-Loosestrif e Lysimachia ciliata L. FACW Fringed Yellow-Loosestrif e Lysimachia fraseri Duby FAC Fraser's Yellow-Loosestrif e Lysimachia hybrida Michx. OBL Lowland Yellow-Loosestrif e Lysimachia lanceolata Walt. FAC Lance-Leaf Yellow-Loosestrif e Lysimachia loomisii Torr. OBL Loomis' Yellow-Loosestrif e Lysimachia maritima (L.) Galasso, Banf i & Soldano FAC Sea-Milkwort Lysimachia minima (L.) U. Manns & A. Anderb. FACW Chaf f weed Lysimachia nummularia L. FACW Creeping-Jenny Lysimachia punctata L. OBL Large Yellow-Loosestrif e Lysimachia quadriflora Sims FACW Four-Flower Yellow-Loosestrif e Lysimachia quadrifolia L. FACU Whorled Yellow-Loosestrif e Lysimachia radicans Hook. OBL Trailing Yellow-Loosestrif e Lysimachia terrestris (L.) B.S.P. OBL Swampcandles Lysimachia thyrsiflora L. OBL Tuf ted Yellow-Loosestrif e Lysimachia vulgaris L. FAC Garden Yellow-Loosestrif e Lythrum alatum Pursh FACW Wing-Angle Loosestrif e Lythrum californicum Torr. & Gray OBL Calif ornia Loosestrif e Lythrum hyssopifolium L. OBL Hy ssop Loosestrif e Lythrum lineare L. OBL Saltmarsh Loosestrif e Lythrum salicaria L. FACW Purple Loosestrif e Macbridea caroliniana (Walt.) Blake OBL Carolina Birds-in-a-Nest Maclura pomifera (Raf .) Schneid. UPL Osage-Orange Macranthera flammea (Bartr.) Pennell OBL Flamef lower Macroptilium lathyroides (L.) Urban FACU Wild Bush-Bean Macrothelypteris torresiana (Gaud.) Ching OBL False Maiden Fern Madia glomerata Hook. FACU Mountain Tarplant Magnolia acuminata (L.) L. FACU Cucumber-Tree Magnolia ashei Weatherby FACU Ashe's Magnolia Magnolia fraseri Walt. FACU Fraser's Magnolia Magnolia grandiflora L. FACU Southern Magnolia Magnolia tripetala (L.) L. FACU Umbrella Magnolia Magnolia virginiana L. FACW Sweet-Bay Mahonia aquifolium (Pursh) Nutt. UPL Holly -Leaf Oregon-Grape Mahonia nervosa (Pursh) Nutt. FACU Cascade Oregon-Grape Maianthemum canadense Desf . FAC False Lily -of -the-Valley Maianthemum racemosum (L.) Link FACU Feathery False Solomon's-Seal Maianthemum stellatum (L.) Link FACW Starry False Solomon's-Seal Maianthemum trifolium (L.) Sloboda OBL Three-Leaf False Solomon's-Seal Malaxis monophyllos (L.) Sw. FACW White Adder's-Mouth Orchid Malaxis unifolia Michx. FAC Green Adder's-Mouth Orchid Malvastrum coromandelianum (L.) Garcke FACU Three-Lobe False Mallow Malvaviscus arboreus Dill. ex Cav . UPL Wax-Mallow Marrubium vulgare L. UPL White Horehound Marshallia caespitosa Nutt. ex DC. FACU Puf f balls Marshallia graminifolia (Walt.) Small OBL Grass-Leaf Barbara's-Buttons Marshallia grandiflora Beadle & F.E. Boy nt. FAC Monongahela Barbara's-Buttons Marshallia mohrii Beadle & F.E. Boy nt. FACW Mohr's Barbara's-Buttons Marshallia ramosa Beadle & F.E. Boy nt. FACU Southern Barbara's-Buttons Marshallia trinervia (Walt.) Trel. FACU Broad-Leaf Barbara's-Buttons Marsilea minuta L. OBL Dwarf Water-Clov er Marsilea mutica Mett. OBL Australian Water-Clov er Marsilea quadrifolia L. OBL European Water-Clov er Marsilea vestita Hook. & Grev . OBL Hairy Water-Clov er
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Scientific Name Authorship EMP Common Name
Matricaria discoidea DC. FACU Pineapple-Weed Matteuccia struthiopteris (L.) Todaro FACW Ostrich Fern Mayaca fluviatilis Aubl. OBL Stream Bog-Moss Mazus pumilus (Burm. f .) Steenis FACU Japanese Mazus Mecardonia acuminata (Walt.) Small OBL Axil-Flower Medeola virginiana L. FAC Indian Cucumber-Root Medicago lupulina L. FACU Black Medick Medicago polymorpha L. FACU Toothed Medick Medicago sativa L. UPL Alf alf a Meehania cordata (Nutt.) Britt. FACU Meehan's-Mint Megathyrsus maximus (Jacq.) B.K. Simon & S.W.L. Jacobs FAC Guinea Grass Melampyrum lineare Desr. FACU American Cow-Wheat Melanthera nivea (L.) Small FACU Snow Squarestem Melia azedarach L. UPL China-Berry Melilotus indicus (L.) All. FACU Indian Sweet-Clov er Melilotus officinalis (L.) Lam. FACU Yellow Sweet-Clov er Melinis repens (Willd.) Zizka UPL Creeping Molasses Grass Melissa officinalis L. UPL Lemonbalm Melochia corchorifolia L. FAC Chocolate-Weed Melothria pendula L. FAC Guadeloupe-Cucumber Menispermum canadense L. FACU Canadian Moonseed Mentha X gracilis Sole (pro sp.) FACW Mentha X piperita L. (pro sp.) FACW Mentha X rotundifolia (L.) Huds. (pro sp.) FACU Mentha X villosa Huds. (pro sp.) OBL Mentha aquatica L. FACW Water Mint Mentha arvensis L. FACW American Wild Mint Mentha pulegium L. OBL Penny roy al Mentha spicata L. FACW Spearmint Mentha suaveolens Ehrh. FACW Apple Mint Menyanthes trifoliata L. OBL Buck-Bean Menziesia pilosa (Michx. ex Lam.) Juss. ex Pers. FAC Minniebush Merremia dissecta (Jacq.) Hallier f . FACU Noy au-Vine Mertensia virginica (L.) Pers. ex Link FACW Virginia Bluebells Mesembryanthemum crystallinum L. FAC Cry stalline Iceplant Micranthemum micranthemoides (Nutt.) Wettst. OBL Nuttall's Mudf lower Micranthemum umbrosum (J.F. Gmel.) Blake OBL Shade Mudf lower Micranthes careyana (Gray ) Small FAC Golden-Ey e Pseudosaxif rage Micranthes caroliniana (Gray ) Small FACW Carolina Pseudosaxif rage Micranthes micranthidifolia (Haw.) Small OBL Lettuce-Leaf Pseudosaxif rage Micranthes palmeri (Bush) Bush FAC Palmer's Pseudosaxif rage Micranthes pensylvanica (L.) Haw. OBL Eastern Swamp Pseudosaxif rage Micranthes petiolaris (Raf .) Bush FACU Michaux's Pseudosaxif rage Micranthes texana (Buckl.) Small FAC Texas Pseudosaxif rage Micranthes virginiensis (Michx.) Small FAC Early Pseudosaxif rage Micropolypodium nimbatum (Jenman) A.R. Sm. OBL West Indian Dwarf -Poly pody Microstegium vimineum (Trin.) A. Camus FAC Japanese Stilt Grass Mikania scandens (L.) Willd. FACW Climbing Hempv ine Milium effusum L. FACU American Millet Grass Mimosa pudica L. FACU Shameplant Mimosa strigillosa Torr. & Gray FAC Powderpuf f Mimulus alatus Ait. OBL Sharp-Wing Monkey -Flower Mimulus floribundus Lindl. OBL Purple-Stem Monkey -Flower Mimulus glabratus Kunth OBL Round-Leaf Monkey -Flower Mimulus guttatus DC. OBL Seep Monkey -Flower Mimulus moschatus Dougl. ex Lindl. OBL Muskf lower Mimulus ringens L. OBL Allegheny Monkey -Flower Minuartia glabra (Michx.) Mattf . UPL Appalachian Stitchwort Minuartia godfreyi (Shinners) McNeill FACW Godf rey 's Stitchwort Minuartia muscorum (Fassett) Rabeler FACU Dixie Stitchwort Minuartia patula (Michx.) Mattf . UPL Pitcher's Stitchwort Minuartia uniflora (Walt.) Mattf . FACW One-Flower Stitchwort Mirabilis jalapa L. UPL Marv el-of -Peru Mirabilis nyctaginea (Michx.) MacM. FACU Heart-Leaf Four-O'clock Miscanthus sinensis Anderss. FACU Chinese Silv er Grass Mitchella repens L. FACU Partridge-Berry Mitella diphylla L. FACU Two-Leaf Bishop's-Cap Mitella nuda L. FACW Bare-Stem Bishop's-Cap Mitreola petiolata (J.F. Gmel.) Torr. & Gray FACW Lax Hornpod Mitreola sessilifolia (J.F. Gmel.) G. Don FACW Swamp Hornpod Modiola caroliniana (L.) G. Don FACU Carolina Bristle-Mallow
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Scientific Name Authorship EMP Common Name
Moehringia lateriflora (L.) Fenzl FAC Blunt-Leaf Grov e-Sandwort Molinia caerulea (L.) Moench FACU Purple Moor Grass Mollugo cerviana (L.) Ser. FAC Thread-Stem Carpetweed Mollugo verticillata L. FAC Green Carpetweed Momordica charantia L. UPL Balsam-Pear Monarda clinopodia L. FACU White Bergamot Monarda didyma L. FAC Scarlet Beebalm Monarda fistulosa L. UPL Oswego-Tea Monarda punctata L. UPL Spotted Beebalm Monolepis nuttalliana (J.A. Schultes) Greene UPL Nuttall's Pov erty -Weed Monotropa uniflora L. FACU One-Flower Indian-Pipe Montia linearis (Dougl. ex Hook.) Greene FAC Linear-Leaf Candy -Flower Morella caroliniensis (P. Mill.) Small FAC Ev ergreen Bay berry Morella cerifera (L.) Small FAC Southern Bay berry Morella pensylvanica (Mirbel) Kartesz FAC Northern Bay berry Morus alba L. UPL White Mulberry Morus rubra L. FACU Red Mulberry Mosla dianthera (Buch.-Ham. ex Roxb.) Maxim. FACU Miniature-Beef steakplant Muhlenbergia asperifolia (Nees & Mey en ex Trin.) Parodi FACW Alkali Muhly Muhlenbergia capillaris (Lam.) Trin. FACU Hair-Awn Muhly Muhlenbergia expansa (Poir.) Trin. FACW Spreading Muhly Muhlenbergia frondosa (Poir.) Fern. FAC Wire-Stem Muhly Muhlenbergia glabrifloris Scribn. FAC Smooth Muhly Muhlenbergia glomerata (Willd.) Trin. FACW Spiked Muhly Muhlenbergia mexicana (L.) Trin. FACW Mexican Muhly Muhlenbergia racemosa (Michx.) B.S.P. FAC Green Muhly Muhlenbergia reverchonii Vasey & Scribn. FAC Seep Muhly Muhlenbergia schreberi J.F. Gmel. FAC Nimblewill Muhlenbergia sericea (Michx.) P.M. Peterson FAC Slender Muhly Muhlenbergia sylvatica (Torr.) Torr. ex Gray FAC Woodland Muhly Muhlenbergia tenuiflora (Willd.) B.S.P. FACU Slim-Flower Muhly Muhlenbergia torreyana (J.A. Schultes) A.S. Hitchc. FACW New Jersey Muhly Muhlenbergia uniflora (Muhl.) Fern. OBL Bog Muhly Murdannia keisak (Hassk.) Hand.-Maz. OBL Wart-Remov ing-Herb Murdannia nudiflora (L.) Brenan FAC Naked-Stem Dewf lower Myosotis arvensis (L.) Hill UPL Rough Forget-Me-Not Myosotis discolor Pers. UPL Yellow Scorpion-Grass Myosotis laxa Lehm. OBL Bay Forget-Me-Not Myosotis macrosperma Engelm. FAC Large-Seed Forget-Me-Not Myosotis scorpioides L. OBL True Forget-Me-Not Myosotis sylvatica Ehrh. ex Hof f mann UPL Woodland Forget-Me-Not Myosotis verna Nutt. FAC Spring Forget-Me-Not Myosoton aquaticum (L.) Moench FACW Giant-Chickweed Myosurus minimus L. FACW Tiny Mousetail Myrica gale L. OBL Sweetgale Myriophyllum aquaticum (Vell.) Verdc. OBL Parrot's-Feather Myriophyllum farwellii Morong OBL Farwell's Water-Milf oil Myriophyllum heterophyllum Michx. OBL Two-Leaf Water-Milf oil Myriophyllum humile (Raf .) Morong OBL Low Water-Milf oil Myriophyllum laxum Shuttlw. ex Chapman OBL Loose Water-Milf oil Myriophyllum pinnatum (Walt.) B.S.P. OBL Cut-Leaf Water-Milf oil Myriophyllum sibiricum Komarov OBL Siberian Water-Milf oil Myriophyllum spicatum L. OBL Eurasian Water-Milf oil Myriophyllum tenellum Bigelow OBL Slender Water-Milf oil Myriophyllum verticillatum L. OBL Whorled Water-Milf oil Nabalus albus (L.) Hook. FACU White Rattlesnake-Root Nabalus altissimus (L.) Hook. FACU Tall Rattlesnake-Root Nabalus autumnalis (Walt.) Weakley FAC Slender Rattlesnake-Root Nabalus crepidineus (Michx.) DC. FACU Nodding Rattlesnake-Root Nabalus racemosus (Michx.) DC. FACW Purple Rattlesnake-Root Najas flexilis (Willd.) Rostk. & Schmidt OBL Wav y Waterny mph Najas gracillima (A. Braun ex Engelm.) Magnus OBL Slender Waterny mph Najas guadalupensis (Spreng.) Magnus OBL Guadalupe Waterny mph Najas marina L. OBL Holly -Leaf Waterny mph Najas minor All. OBL Brittle Waterny mph Nama jamaicense L. FACW Jamaican-Weed Napaea dioica L. FACW Glade-Mallow Narthecium americanum Ker-Gawl. FACW Yellow Asphodel Narthecium montanum (Small) Grey FACW Mountain Asphodel Nasturtium microphyllum Boenn. ex Reichenb. OBL One-Row Watercress Nasturtium officinale Ait. f . OBL Watercress
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Scientific Name Authorship EMP Common Name
Navarretia intertexta (Benth.) Hook. FACW Needle-Leaf Pincushion-Plant Navarretia squarrosa (Eschsch.) Hook. & Arn. FACU Skunkweed Nelumbo lutea Willd. OBL American Lotus Nelumbo nucifera Gaertn. OBL Sacred Lotus Nemopanthus mucronatus (L.) Loes. OBL Catberry Nemophila aphylla (L.) Brummitt FACW Small-Flower Baby -Blue-Ey es Neottia bifolia (Raf .) Baumbach FACW Southern Tway blade Neottia cordata (L.) Rich FACW Heart-Leaf Tway blade Neottia smallii (Wieg.) Szlach. FACW Kidney -Leaf Tway blade Nepeta cataria L. FACU Catnip Neptunia lutea (Leav enworth) Benth. FACU Yellow Puf f Neptunia oleracea Lour. FACW Garden Puf f Nicotiana glauca Graham FAC Tree Tobacco Nicotiana obtusifolia Mertens & Galeotti FACU Desert Tobacco Nicotiana plumbaginifolia Viv iani FAC Tex-Mex Tobacco Nicotiana tabacum L. UPL Cultiv ated Tobacco Nothoscordum bivalve (L.) Britt. FACU Crowpoison Nuphar X rubrodisca Morong OBL Nuphar advena (Ait.) Ait. f . OBL Yellow Pond-Lily Nuphar microphylla (Pers.) Fern. OBL Nuphar sagittifolia (Walt.) Pursh OBL Nuphar variegata Dur. OBL Nymphaea X marliacea Marliac OBL Nymphaea X thiona Ward OBL Nymphaea mexicana Zucc. OBL Banana Water-Lily Nymphaea odorata Ait. OBL American White Water-Lily Nymphoides aquatica (J.F. Gmel.) Kuntze OBL Big Floatingheart Nymphoides cordata (Ell.) Fern. OBL Little Floatingheart Nymphoides peltata (Gmel.) Kuntze OBL Yellow Floatingheart Nyssa aquatica L. OBL Water Tupelo Nyssa biflora Walt. FACW Swamp Tupelo Nyssa ogeche Bartr. ex Marsh. OBL Ogeechee Tupelo Nyssa sylvatica Marsh. FAC Black Tupelo Ocimum basilicum L. UPL Sweet Basil Oclemena X blakei (Porter) Nesom FACW Oclemena acuminata (Michx.) Greene FACU Whorled Nodding-Aster Oclemena nemoralis (Ait.) Greene FACW Bog Nodding-Aster Oenanthe aquatica (L.) Poir. OBL Fine-Leaf Water-Dropwort Oenanthe javanica (Blume) DC. OBL Water-Celery Oenothera biennis L. FACU King's-Cureall Oenothera curtiflora W.L. Wagner & Hoch UPL Velv etweed Oenothera elata Kunth FACU Hooker's Ev ening-Primrose Oenothera fruticosa L. FAC Narrow-Leaf Ev ening-Primrose Oenothera gaura W.L. Wagner & Hoch FACU Biennial Ev ening-Primrose Oenothera laciniata Hill FACU Cut-Leaf Ev ening-Primrose Oenothera parviflora L. FACU Northern Ev ening-Primrose Oenothera perennis L. FAC Small Ev ening-Primrose Oenothera pilosella Raf . FAC Meadow Ev ening-Primrose Oenothera rhombipetala Nutt. ex Torr. & Gray FACU Greater Four-Point Ev ening-Primrose Oenothera villosa Thunb. FAC Hairy Ev ening-Primrose Oldenlandia boscii (DC.) Chapman FACW Bosc's Mille-Graines Oldenlandia corymbosa L. FAC Flat-Top Mille-Graines Oldenlandia uniflora L. FACW Clustered Mille-Graines Onoclea sensibilis L. FACW Sensitiv e Fern Ophioglossum crotalophoroides Walt. FAC Bulbous Adder's-Tongue Ophioglossum engelmannii Prantl FACU Limestone Adder's-Tongue Ophioglossum nudicaule L. f . FAC Least Adder's-Tongue Ophioglossum petiolatum Hook. FAC Long-Stem Adder's-Tongue Ophioglossum pusillum Raf . FACW Northern Adder's-Tongue Ophioglossum vulgatum L. FACW Southern Adder's-Tongue Oplismenus hirtellus (L.) Beauv . FACU Long-Leaf Basket Grass Opuntia stricta (Haw.) Haw. UPL Erect Prickly -Pear Orbexilum pedunculatum (P. Mill.) Ry db. FACU Sampson's-Snakeroot Orbexilum simplex (Nutt. ex Torr. & Gray ) Ry db. FAC Single-Stem Leather-Root Ornithogalum caudatum Ait. FACU False Sea-Onion Ornithogalum umbellatum L. FACU Sleepy dick Orobanche riparia Collins FACW Riv er Broom-Rape Orobanche uniflora L. FACU Naked Broom-Rape Orontium aquaticum L. OBL Goldenclub Orthilia secunda (L.) House FAC Sidebells Oryza sativa L. OBL Cultiv ated Rice
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Scientific Name Authorship EMP Common Name
Osmorhiza claytonii (Michx.) C.B. Clarke FACU Hairy Sweet-Cicely Osmorhiza longistylis (Torr.) DC. FACU Aniseroot Osmunda X ruggii R. Try on FACW Osmunda claytoniana L. FAC Interrupted Fern Osmunda spectabilis Willd. OBL Roy al Fern Osmundastrum cinnamomeum (L.) K. Presl FACW Cinnamon Fern Ostrya virginiana (P. Mill.) K. Koch FACU Eastern Hop-Hornbeam Ottelia alismoides (L.) Pers. OBL Duck-Lettuce Oxalis corniculata L. FACU Creeping Yellow Wood-Sorrel Oxalis dillenii Jacq. FACU Slender Yellow Wood-Sorrel Oxalis montana Raf . FAC Sleeping-Beauty Oxalis stricta L. FACU Upright Yellow Wood-Sorrel Oxydendrum arboreum (L.) DC. UPL Sourwood Oxypolis rigidior (L.) Raf . OBL Stif f Cowbane Oxypolis ternata (Nutt.) Heller FACW Piedmont Cowbane Oxytropis lambertii Pursh FACU Stemless Locoweed Packera anonyma (Wood) W.A. Weber & A. Löv e UPL Small's Groundsel Packera aurea (L.) A.& D. Löv e FACW Golden Groundsel Packera glabella (Poir.) C. Jef f rey OBL Cress-Leaf Groundsel Packera obovata (Muhl. ex Willd.) W.A. Weber & A. Löv e FACU Round-Leaf Groundsel Packera paupercula (Michx.) A.& D. Löv e FAC Balsam Groundsel Packera plattensis (Nutt.) W.A. Weber & A. Löv e FACU Prairie Groundsel Packera pseudaurea (Ry db.) W.A. Weber & A. Löv e FACW Streambank Groundsel Packera schweinitziana (Nutt.) W.A. Weber & A. Löv e FACW Schweinitz's Groundsel Packera tampicana (DC.) C. Jef f rey FACW Great Plains Groundsel Packera tomentosa (Michx.) C. Jef f rey FACU Woolly Groundsel Paederia foetida L. FACU Chinese Fev erv ine Palhinhaea cernua (L.) Franco & Vasc. FAC Monkey 's Paw Panicum amarum Ell. FACU Bitter Panic Grass Panicum bisulcatum Thunb. FACW Japanese Panic Grass Panicum brachyanthum Steud. FAC Prairie Panic Grass Panicum capillare L. FAC Common Panic Grass Panicum dichotomiflorum Michx. FACW Fall Panic Grass Panicum flexile (Gattinger) Scribn. FACU Wiry Panic Grass Panicum gattingeri Nash FAC Gattinger's Panic Grass Panicum hallii Vasey FACU Hall's Panic Grass Panicum hemitomon J.A. Schultes FACW Maiden-Cane Panicum paludosum Roxb. OBL Marsh Panic Grass Panicum philadelphicum Bernh. ex Trin. FAC Philadelphia Panic Grass Panicum repens L. FACW Torpedo Grass Panicum verrucosum Muhl. FACW Warty Panic Grass Panicum virgatum L. FAC Wand Panic Grass Parapholis incurva (L.) C.E. Hubbard OBL Curv ed Sickle Grass Parathelypteris noveboracensis (L.) Ching FAC New York Fern Parathelypteris simulata (Dav enport) Holttum FACW Bog Fern Parentucellia viscosa (L.) Caruel FAC Yellow Glandweed Parietaria floridana Nutt. FAC Florida Pellitory Parietaria pensylvanica Muhl. ex Willd. FACU Pennsy lv ania Pellitory Parietaria praetermissa Hinton FAC Clustered Pellitory Parnassia asarifolia Vent. OBL Kidney -Leaf Grass-of -Parnassus Parnassia caroliniana Michx. OBL Carolina Grass-of -Parnassus Parnassia glauca Raf . OBL Fen Grass-of -Parnassus Parnassia grandifolia DC. OBL Large-Leaf Grass-of -Parnassus Parthenium hysterophorus L. FAC Santa Maria Fev erf ew Parthenocissus inserta (Kerner) Fritsch FACU Thicket-Creeper Parthenocissus quinquefolia (L.) Planch. FACU Virginia-Creeper Pascopyrum smithii (Ry db.) A. Löv e UPL Western-Wheat Grass Paspalidium geminatum (Forssk.) Stapf OBL Egy ptian Water Crown Grass Paspalum acuminatum Raddi OBL Brook Crown Grass Paspalum bifidum (Bertol.) Nash FACW Pitchf ork Crown Grass Paspalum boscianum Flueggé FACW Bull Crown Grass Paspalum denticulatum Trin. OBL Pull-and-Be-Damned Paspalum dilatatum Poir. FAC Golden Crown Grass Paspalum dissectum (L.) L. OBL Mudbank Crown Grass Paspalum distichum L. FACW Jointed Crown Grass Paspalum floridanum Michx. FACW Florida Crown Grass Paspalum laeve Michx. FAC Field Crown Grass Paspalum notatum Flueggé FACU Bahia Grass Paspalum orbiculatum Poir. FAC Circular Crown Grass Paspalum praecox Walt. FACW Early Crown Grass Paspalum pubiflorum Rupr. ex Fourn. FAC Hairy -Seed Crown Grass
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Scientific Name Authorship EMP Common Name
Paspalum racemosum Lam. FAC Peruv ian Crown Grass Paspalum repens Berg. OBL Horse-Tail Crown Grass Paspalum scrobiculatum L. FACW Indian Crown Grass Paspalum setaceum Michx. FACU Slender Crown Grass Paspalum urvillei Steud. FAC Vasey 's Grass Paspalum vaginatum Sw. OBL Seashore Crown Grass Passiflora foetida L. FAC Scarlet-Fruit Passion-Flower Paulownia tomentosa (Thunb.) Sieb. & Zucc. ex Steud. UPL Princesstree Pedicularis canadensis L. FACU Canadian Lousewort Pedicularis lanceolata Michx. FACW Swamp Lousewort Pellaea ternifolia (Cav .) Link FACU Trans-Pecos Clif f brake Peltandra sagittifolia (Michx.) Morong OBL White Arrow-Arum Peltandra virginica (L.) Schott OBL Green Arrow-Arum Penstemon alluviorum Pennell FACW Lowland Beardtongue Penstemon australis Small FACU Eustis Lake Beardtongue Penstemon calycosus Small UPL Long-Sepal Beardtongue Penstemon digitalis Nutt. ex Sims FAC Foxglov e Beardtongue Penstemon laevigatus Ait. FACU Eastern Smooth Beardtongue Penstemon laxiflorus Pennell FAC Nodding Beardtongue Penstemon pallidus Small FACU Pale Beardtongue Penstemon tenuis Small FACW Sharp-Sepal Beardtongue Penthorum sedoides L. OBL Ditch-Stonecrop Pentodon pentandrus (K. Schum.) Vatke OBL Hale's Pentodon Peperomia pellucida (L.) Kunth UPL Man-To-Man Perilla frutescens (L.) Britt. FACU Beef steakplant Peritoma serrulata (Pursh) DC. FACU Rocky Mountain Beeplant Persea borbonia (L.) Spreng. FACW Red Bay Persea palustris (Raf .) Sarg. FACW Swamp Bay Persicaria amphibia (L.) S.F. Gray p.p. OBL Water Smartweed Persicaria arifolia (L.) Haralds. OBL Halberd-Leaf Tearthumb Persicaria bicornis (Raf .) Nieuwl. FACW Pink Knotweed Persicaria careyi (Olney ) Greene FACW Carey 's Smartweed Persicaria glabra (Willd.) M. Gómez OBL Smooth Smartweed Persicaria hirsuta (Walt.) Small OBL Hairy Smartweed Persicaria hydropiper (L.) Delarbre OBL Mild Water-Pepper Persicaria hydropiperoides (Michx.) Small OBL Swamp Smartweed Persicaria lapathifolia (L.) S.F. Gray FACW Dock-Leaf Smartweed Persicaria longiseta (Bruijn) Kitagawa FAC Bristly Lady 's-Thumb Persicaria maculosa S.F. Gray FACW Spotted Lady 's-Thumb Persicaria meisneriana (Cham. & Schlecht.) M. Gómez FAC Branched Tearthumb Persicaria minor (Huds.) Opiz OBL Py gmy Smartweed Persicaria orientalis (L.) Spach FACU Kiss-Me-Ov er-the-Garden-Gate Persicaria pensylvanica (L.) M. Gómez FACW Pinkweed Persicaria perfoliata (L.) H. Gross FAC Asiatic Tearthumb Persicaria posumbu (Buch.-Ham. ex D. Don) H. Gross FACU Oriental Lady 's-Thumb Persicaria punctata (Ell.) Small OBL Dotted Smartweed Persicaria robustior (Small) Bickn. OBL Stout Smartweed Persicaria sagittata (L.) Gross. OBL Arrow-Leaf Tearthumb Persicaria setacea (Baldw.) Small OBL Bog Smartweed Persicaria virginiana (L.) Gaertn. FAC Jumpseed Persicaria wallichii Greuter & Burdet FAC Garden Smartweed Petasites frigidus (L.) Fries FACW Arctic Sweet-Colt's-Foot Petasites hybridus (L.) P.G. Gaertn., B. Mey . & Scherb. UPL Pestilence-Wort Phacelia covillei S. Wats. FACW Buttercup Scorpion-Weed Phacelia ranunculacea (Nutt.) Constance FACW Ocean-Blue Scorpion-Weed Phalaris angusta Nees ex Trin. FACW Timothy Canary Grass Phalaris aquatica L. FACU Harding Grass Phalaris arundinacea L. FACW Reed Canary Grass Phalaris brachystachys Link FACW Short-Spike Canary Grass Phalaris canariensis L. FACU Common Canary Grass Phalaris caroliniana Walt. FACW May Grass Phalaris paradoxa L. FAC Mediterranean Canary Grass Phanopyrum gymnocarpon (Ell.) Nash OBL Sav annah-Panic Grass Phegopteris connectilis (Michx.) Watt FACU Narrow Beech Fern Phegopteris hexagonoptera (Michx.) Fée FAC Broad Beech Fern Phleum pratense L. FACU Common Timothy Phlox carolina L. FACU Thick-Leaf Phlox Phlox divaricata L. FACU Wild Blue Phlox Phlox glaberrima L. FAC Smooth Phlox Phlox maculata L. FACW Wild Sweetwilliam Phlox paniculata L. FACU Fall Phlox
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Scientific Name Authorship EMP Common Name
Phlox pilosa L. FACU Downy Phlox Phragmites australis (Cav .) Trin. ex Steud. FACW Common Reed Phryma leptostachya L. FACU American Lopseed Phyla cuneifolia (Torr.) Greene FAC Wedgeleaf Phyla lanceolata (Michx.) Greene OBL Northern Frogf ruit Phyla nodiflora (L.) Greene FACW Turkey -Tangle Phyllanthus amarus Schumacher & Thonn. FAC Carry -Me-Seed Phyllanthus caroliniensis Walt. FAC Carolina Leaf -Flower Phyllanthus urinaria L. FAC Chamber-Bitter Phyllostachys nigra (Lodd. ex Lindl.) Munro FACU Black Bamboo Physalis angulata L. FAC Cut-Leaf Ground-Cherry Physalis minima L. FACU Py gmy Ground-Cherry Physalis peruviana L. UPL Peruv ian Ground-Cherry Physalis philadelphica Lam. UPL Mexican Ground-Cherry Physalis pubescens L. FACU Husk-Tomato Physaria gracilis (Hook.) O'Kane & Al-Shehbaz UPL Spreading Bladderpod Physocarpus opulifolius (L.) Maxim. FACW Atlantic Ninebark Physostegia angustifolia Fern. FACW Narrow-Leaf False Dragonhead Physostegia intermedia (Nutt.) Engelm. & Gray FACW Slender False Dragonhead Physostegia purpurea (Walt.) Blake FACW Eastern False Dragonhead Physostegia virginiana (L.) Benth. FAC Obedient-Plant Phytolacca americana L. FACU American Pokeweed Phytolacca icosandra L. FACU Tropical Pokeweed Picea glauca (Moench) Voss FACU White Spruce Picea mariana (P. Mill.) B.S.P. FACW Black Spruce Picea pungens Engelm. FAC Blue Spruce Picea rubens Sarg. FACU Red Spruce Pilea fontana (Lunell) Ry db. FACW Lesser Clearweed Pilea microphylla (L.) Liebm. FAC Rockweed Pilea pumila (L.) Gray FACW Canadian Clearweed Pilularia americana A. Braun OBL American Pillwort Pimpinella saxifraga L. FACU Solid-Stem Burnet-Saxif rage Pinckneya bracteata (Bartr.) Raf . FACW Fev ertree Pinguicula caerulea Walt. OBL Blue-Flower Butterwort Pinguicula lutea Walt. FACW Yellow Butterwort Pinguicula planifolia Chapman OBL Chapman's Butterwort Pinguicula primuliflora Wood & Godf rey OBL Southern Butterwort Pinguicula pumila Michx. OBL Small Butterwort Pinguicula vulgaris L. OBL Common Butterwort Pinus banksiana Lamb. FACU Jack Pine Pinus elliottii Engelm. FACW Slash Pine Pinus glabra Walt. FACW Spruce Pine Pinus palustris P. Mill. FAC Long-Leaf Pine Pinus resinosa Ait. FACU Red Pine Pinus rigida P. Mill. FACU Pitch Pine Pinus serotina Michx. OBL Pond Pine Pinus strobus L. FACU Eastern White Pine Pinus taeda L. FAC Loblolly Pine Piperia dilatata (Pursh) Szlach. & Rutk. FACW Scentbottle Piptochaetium avenaceum (L.) Parodi UPL Black-Seed Spear Grass Piriqueta cistoides (L.) Griseb. FAC Pitted Stripeseed Pistia stratiotes L. OBL Water-Lettuce Pityopsis graminifolia (Michx.) Nutt. UPL Narrow-Leaf Silk-Grass Pityopsis oligantha (Chapman ex Torr. & Gray ) Small FAC Coastal-Plain Silk-Grass Plagiobothrys figuratus (Piper) I.M. Johnston ex M.E. Peck OBL Fragrant Popcorn-Flower Plagiobothrys hispidulus (Greene) I.M. Johnston FACW Harsh Popcorn-Flower Planera aquatica J.F. Gmel. OBL Planertree Planodes virginicum (L.) Greene UPL Virginia Winged Rockcress Plantago arenaria Waldst. & Kit. FACU Sand Plantain Plantago cordata Lam. OBL Heart-Leaf Plantain Plantago coronopus L. UPL Buck-Horn Plantain Plantago elongata Pursh FACW Prairie Plantain Plantago heterophylla Nutt. FAC Slender Plantain Plantago lanceolata L. UPL English Plantain Plantago major L. FACU Great Plantain Plantago maritima L. FACW Goosetongue Plantago pusilla Nutt. UPL Dwarf Plantain Plantago rhodosperma Dcne. UPL Red-Seed Plantain Plantago rugelii Dcne. FACU Black-Seed Plantain Plantago virginica L. UPL Pale-Seed Plantain Platanthera X andrewsii (M. White) Luer OBL
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Scientific Name Authorship EMP Common Name
Platanthera aquilonis Shev iak FACW Bog Orchid Platanthera blephariglottis (Willd.) Lindl. OBL White Fringed Orchid Platanthera ciliaris (L.) Lindl. FACW Yellow Fringed Orchid Platanthera clavellata (Michx.) Luer FACW Green Woodland Orchid Platanthera conspicua (Nash) P.M. Brown FACW Platanthera cristata (Michx.) Lindl. FACW Crested Yellow Orchid Platanthera fissa (R. Br.) Lindl. FACW Pride-of -the-Peak Platanthera flava (L.) Lindl. FACW Pale-Green Orchid Platanthera grandiflora (Bigelow) Lindl. FACW Greater Purple Fringed Orchid Platanthera hookeri (Torr. ex Gray ) Lindl. FAC Hooker's Orchid Platanthera huronensis (Nutt.) Lindl. OBL Lake Huron Green Orchid Platanthera integra (Nutt.) Gray ex Beck OBL Yellow Fringeless Orchid Platanthera integrilabia (Correll) Luer OBL White Fringeless Orchid Platanthera lacera (Michx.) G. Don FACW Green Fringed Orchid Platanthera leucophaea (Nutt.) Lindl. FACW Prairie White Fringed Orchid Platanthera macrophylla (Goldie) P.M. Brown FACW Greater Round-Leaf Orchid Platanthera nivea (Nutt.) Luer FACW Snowy Orchid Platanthera orbiculata (Pursh) Lindl. FAC Lesser Round-Leaf Orchid Platanthera psycodes (L.) Lindl. FACW Lesser Purple Fringed Orchid Platanthera shriveri P.M. Br. FAC Shriv er's Fringed Orchid Platanus occidentalis L. FACW American Sy camore Pleea tenuifolia Michx. OBL Rush-Featherling Pleopeltis polypodioides (L.) Andrews & Windham FACU Resurrection Fern Pluchea baccharis (P. Mill.) Pruski FACW Rosy Camphorweed Pluchea camphorata (L.) DC. FACW Plowman's-Wort Pluchea foetida (L.) DC. OBL Stinking Camphorweed Pluchea odorata (L.) Cass. FACW Sweetscent Plumbago auriculata Lam. UPL Cape Leadwort Poa alsodes Gray FACW Grov e Blue Grass Poa annua L. FACU Annual Blue Grass Poa arida Vasey FAC Prairie Blue Grass Poa autumnalis Muhl. ex Ell. FAC Autumn Blue Grass Poa bulbosa L. FACU Bulbous Blue Grass Poa chapmaniana Scribn. UPL Chapman's Blue Grass Poa compressa L. FACU Flat-Stem Blue Grass Poa nemoralis L. FAC Forest Blue Grass Poa paludigena Fern. & Wieg. FACW Bog Blue Grass Poa palustris L. FACW Fowl Blue Grass Poa pratensis L. FACU Kentucky Blue Grass Poa secunda J. Presl FACU Curly Blue Grass Poa sylvestris Gray FACW Woodland Blue Grass Poa trivialis L. FACW Rough-Stalk Blue Grass Podophyllum peltatum L. FACU May -Apple Podostemum ceratophyllum Michx. OBL Horn-Leaf Riv erweed Pogonia ophioglossoides (L.) Ker-Gawl. OBL Snake-Mouth Orchid Polanisia dodecandra (L.) DC. FACU Red-Whisker Clammy weed Polemonium caeruleum L. FACW Charity Polemonium longii Fern. FACU Long's Jacob's-Ladder Polemonium micranthum Benth. FACU Annual Jacob's-Ladder Polemonium reptans L. FACU Greek-Valerian Polemonium vanbruntiae Britt. FACW Bog Jacob's-Ladder Polygala ambigua Nutt. FACU Alternate Milkwort Polygala brevifolia Nutt. FACW Little-Leaf Milkwort Polygala cruciata L. FACW Drumheads Polygala cymosa Walt. OBL Tall Pine-Barren Milkwort Polygala hookeri Torr. & Gray FACW Hooker's Milkwort Polygala incarnata L. FACU Procession-Flower Polygala longicaulis Kunth FAC Long-Stem Milkwort Polygala lutea L. FACW Orange Milkwort Polygala mariana P. Mill. FACW Mary land Milkwort Polygala nana (Michx.) DC. FAC Candy root Polygala nuttallii Torr. & Gray FAC Nuttall's Milkwort Polygala polygama Walt. UPL Racemed Milkwort Polygala ramosa Ell. FACW Low Pine-Barren Milkwort Polygala sanguinea L. FAC Purple Milkwort Polygala senega L. FACU Seneca-Snakeroot Polygala verticillata L. UPL Whorled Milkwort Polygaloides paucifolia (Willd.) J.R. Abbott FACU Gay wings Polygonatum biflorum (Walt.) Ell. FACU King Solomon's-Seal Polygonatum pubescens (Willd.) Pursh FACU Hairy Solomon's-Seal Polygonum achoreum Blake FACU Leathery Knotweed
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Scientific Name Authorship EMP Common Name
Polygonum argyrocoleon Steud. ex Kunze OBL Silv er-Sheath Knotweed Polygonum aviculare L. FACU Yard Knotweed Polygonum douglasii Greene UPL Douglas' Knotweed Polygonum erectum L. FACU Erect Knotweed Polygonum glaucum Nutt. FACU Seaside Knotweed Polygonum patulum Bieb. UPL Bellard's Knotweed Polygonum ramosissimum Michx. FAC Yellow-Flower Knotweed Polypogon interruptus Kunth FACW Ditch Rabbit's-Foot Grass Polypogon monspeliensis (L.) Desf . FACW Annual Rabbit's-Foot Grass Polypogon viridis (Gouan) Breistr. FACW Beardless Rabbit's-Foot Grass Polypremum procumbens L. UPL Juniper-Leaf Polystichum acrostichoides (Michx.) Schott FACU Christmas Fern Polystichum lonchitis (L.) Roth UPL Northern Holly Fern Polystichum munitum (Kaulf uss) K. Presl FACU Pineland Sword Fern Pontederia cordata L. OBL Pickerelweed Ponthieva racemosa (Walt.) C. Mohr OBL Hairy Shadow-Witch Populus balsamifera L. FACW Balsam Poplar Populus deltoides Bartr. ex Marsh. FAC Eastern Cottonwood Populus grandidentata Michx. FACU Big-Tooth Aspen Populus heterophylla L. OBL Swamp Cottonwood Populus tremula L. FACU European Aspen Populus tremuloides Michx. FAC Quaking Aspen Portulaca grandiflora Hook. UPL Rose-Moss Portulaca halimoides L. FACW Silk-Cotton Purslane Portulaca oleracea L. FAC Little-Hogweed Portulaca pilosa L. FACU Kiss-Me-Quick Portulaca umbraticola Kunth FAC Wing-Pod Purslane Potamogeton X argutulus Hagstr. OBL Potamogeton X faxonii Morong (pro sp.) OBL Potamogeton X hagstroemii Benn. (pro sp.) OBL Potamogeton X nitens G.H. Weber (pro sp.) OBL Potamogeton X rectifolius Benn. OBL Potamogeton X sparganiifolius Laestad. ex Fries (pro sp.) OBL Potamogeton alpinus Balbis OBL Reddish Pondweed Potamogeton amplifolius Tuckerman OBL Large-Leaf Pondweed Potamogeton berchtoldii Fieber OBL Little Aguja Pondweed Potamogeton bicupulatus Fern. OBL Snail-Seed Pondweed Potamogeton confervoides Reichenb. OBL Tuckerman's Pondweed Potamogeton crispus L. OBL Curly Pondweed Potamogeton diversifolius Raf . OBL Waterthread Potamogeton epihydrus Raf . OBL Ribbon-Leaf Pondweed Potamogeton foliosus Raf . OBL Leaf y Pondweed Potamogeton friesii Rupr. OBL Flat-Stalk Pondweed Potamogeton gramineus L. OBL Grassy Pondweed Potamogeton hillii Morong OBL Hill's Pondweed Potamogeton illinoensis Morong OBL Illinois Pondweed Potamogeton natans L. OBL Broad-Leaf Pondweed Potamogeton nodosus Poir. OBL Long-Leaf Pondweed Potamogeton oakesianus J.W. Robbins OBL Oakes' Pondweed Potamogeton oblongus Viv iani OBL Cinnamon-Spot Pondweed Potamogeton obtusifolius Mert. & Koch OBL Blunt-Leaf Pondweed Potamogeton perfoliatus L. OBL Clasping-Leaf Pondweed Potamogeton praelongus Wulf en OBL White-Stem Pondweed Potamogeton pulcher Tuckerman OBL Spotted Pondweed Potamogeton pusillus L. OBL Small Pondweed Potamogeton richardsonii (Benn.) Ry db. OBL Red-Head Pondweed Potamogeton robbinsii Oakes OBL Fern Pondweed Potamogeton spirillus Tuckerman OBL Spiral Pondweed Potamogeton strictifolius Benn. OBL Straight-Leaf Pondweed Potamogeton tennesseensis Fern. OBL Tennessee Pondweed Potamogeton vaseyi J.W. Robbins OBL Vasey 's Pondweed Potamogeton zosteriformis Fern. OBL Flat-Stem Pondweed Potentilla anserina L. OBL Silv erweed Potentilla argentea L. UPL Silv er-Leaf Cinquef oil Potentilla indica (Andr.) T. Wolf FACU Indian-Strawberry Potentilla norvegica L. FACU Norwegian Cinquef oil Potentilla pensylvanica L. FACU Pennsy lv ania Cinquef oil Potentilla rivalis Nutt. FACW Brook Cinquef oil Potentilla simplex Michx. FACU Oldf ield Cinquef oil Potentilla supina L. OBL Bushy Cinquef oil Poterium sanguisorba L. FAC
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Scientific Name Authorship EMP Common Name
Proboscidea louisiana (P. Mill.) Thellung FACU Ram's-Horn Proserpinaca intermedia Mackenzie OBL Intermediate Mermaidweed Proserpinaca palustris L. OBL Marsh Mermaidweed Proserpinaca pectinata Lam. OBL Comb-Leaf Mermaidweed Prosopis glandulosa Torr. UPL Honey Mesquite Prunella vulgaris L. FACU Common Self heal Prunus americana Marsh. FACU American Plum Prunus avium (L.) L. UPL Sweet Cherry Prunus caroliniana Ait. FACU Carolina Laurel Cherry Prunus nigra Ait. UPL Canadian Plum Prunus padus L. UPL European Bird Cherry Prunus pensylvanica L. f . FACU Fire Cherry Prunus serotina Ehrh. FACU Black Cherry Prunus virginiana L. FACU Choke Cherry Pseuderanthemum variabile (R. Br.) Radlk. FACU Night-and-Af ternoon Pseudognaphalium canescens (DC.) A. Anderb. FACU Wright's Rabbit-Tobacco Pseudognaphalium luteoalbum (L.) Hilliard & Burtt FAC Jersey Rabbit-Tobacco Pseudognaphalium stramineum (Kunth) A. Anderb. FAC Cotton-Batting-Plant Pseudolycopodiella caroliniana (L.) Holub FACW Carolina False Clubmoss Pseudotsuga menziesii (Mirbel) Franco FACU Douglas-Fir Psilotum nudum (L.) Beauv . FACU Whisk Fern Ptelea trifoliata L. FAC Common Hoptree Pteridium aquilinum (L.) Kuhn FACU Northern Bracken Fern Pteris vittata L. FAC Ladder Brake Pterocaulon pycnostachyum (Michx.) Ell. FACU Dense-Spike Blackroot Ptilimnium capillaceum (Michx.) Raf . OBL Herbwilliam Ptilimnium costatum (Ell.) Raf . FACW Ribbed Mock Bishopweed Ptilimnium nuttallii (DC.) Britt. FACW Lacef lower Puccinellia distans (Jacq.) Parl. OBL Spreading Alkali Grass Puccinellia fasciculata (Torr.) Bickn. OBL Saltmarsh Alkali Grass Puccinellia maritima (Huds.) Parl. OBL Seaside Alkali Grass Puccinellia nutkaensis (J. Presl) Fern. & Weatherby FACW Nootka Alkali Grass Puccinellia tenella (Lange) Holmb. ex Porsild FACW Tundra Alkali Grass Pueraria montana (Lour.) Merr. UPL Kudzu Pycnanthemum albescens Torr. & Gray UPL White-Leaf Mountain-Mint Pycnanthemum flexuosum (Walt.) B.S.P. FACW Appalachian Mountain-Mint Pycnanthemum muticum (Michx.) Pers. FACW Clustered Mountain-Mint Pycnanthemum setosum Nutt. FACU Awned Mountain-Mint Pycnanthemum tenuifolium Schrad. FACW Narrow-Leaf Mountain-Mint Pycnanthemum verticillatum (Michx.) Pers. FAC Whorled Mountain-Mint Pycnanthemum virginianum (L.) T. Dur. & B.D. Jackson ex B.L. Robins. & Fern. FAC Virginia Mountain-Mint Pyrola americana Sweet FAC American Wintergreen Pyrola asarifolia Michx. FAC Pink Wintergreen Pyrola chlorantha Sw. UPL Green-Flower Wintergreen Pyrola elliptica Nutt. UPL Shinleaf Pyrularia pubera Michx. UPL Buf f alo-Nut Pyxidanthera barbulata Michx. FACU Flowering Pixie-Moss Quercus X beadlei Trel. ex Palmer FACW Quercus X macnabiana Sudworth FACU Quercus alba L. FACU Northern White Oak Quercus bicolor Willd. FACW Swamp White Oak Quercus falcata Michx. FACU Southern Red Oak Quercus hemisphaerica Bartr. ex Willd. FACU Darlington's Oak Quercus imbricaria Michx. FAC Shingle Oak Quercus laurifolia Michx. FACW Laurel Oak Quercus lyrata Walt. OBL Ov ercup Oak Quercus macrocarpa Michx. FAC Burr Oak Quercus michauxii Nutt. FACW Swamp Chestnut Oak Quercus minima (Sarg.) Small FAC Dwarf Liv e Oak Quercus montana Willd. UPL Chestnut Oak Quercus muehlenbergii Engelm. UPL Chinkapin Oak Quercus nigra L. FAC Water Oak Quercus oglethorpensis Duncan FAC Oglethorpe Oak Quercus pagoda Raf . FACW Cherry -Bark Oak Quercus palustris Muenchh. FACW Pin Oak Quercus phellos L. FAC Willow Oak Quercus prinoides Willd. UPL Dwarf Chinkapin Oak Quercus rubra L. FACU Northern Red Oak Quercus shumardii Buckl. FAC Shumard's Oak Quercus similis Ashe FACW Bottom-Land Post Oak Quercus stellata Wangenh. UPL Post Oak
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Scientific Name Authorship EMP Common Name
Quercus texana Buckl. OBL Texas Red Oak Quercus virginiana P. Mill. FACU Liv e Oak Ranunculus abortivus L. FACW Kidney -Leaf Buttercup Ranunculus acris L. FAC Tall Buttercup Ranunculus allegheniensis Britt. FAC Allegheny Mountain Buttercup Ranunculus ambigens S. Wats. OBL Water-Plantain Spearwort Ranunculus arvensis L. FAC Hungerweed Ranunculus bulbosus L. UPL St. Anthony 's-Turnip Ranunculus fascicularis Muhl. ex Bigelow FACU Early Buttercup Ranunculus flabellaris Raf . OBL Greater Yellow Water Buttercup Ranunculus flammula L. FACW Greater Creeping Spearwort Ranunculus harveyi (Gray ) Britt. FACU Harv ey 's Buttercup Ranunculus hederaceus L. OBL Iv y Water-Crowf oot Ranunculus hispidus Michx. FAC Bristly Buttercup Ranunculus laxicaulis (Torr. & Gray ) Darby OBL Mississippi Buttercup Ranunculus longirostris Godr. OBL Long-Beak Water-Crowf oot Ranunculus micranthus Nutt. FACU Rock Buttercup Ranunculus muricatus L. FACW Spiny -Fruit Buttercup Ranunculus parviflorus L. FAC Small-Flower Buttercup Ranunculus pensylvanicus L. f . OBL Pennsy lv ania Buttercup Ranunculus platensis Spreng. FAC Prairie Buttercup Ranunculus pusillus Poir. OBL Low Spearwort Ranunculus recurvatus Poir. FAC Blisterwort Ranunculus repens L. FAC Creeping Buttercup Ranunculus sardous Crantz UPL Hairy Buttercup Ranunculus sceleratus L. OBL Cursed Buttercup Ranunculus trichophyllus Chaix OBL Thread-Leaf Water-Crowf oot Ranunculus trilobus Desf . FAC Three-Lobe Buttercup Reynoutria X bohemica Chrtek & Chrtkov á FACU Reynoutria japonica Houtt. FACU Japanese-Knotweed Reynoutria sachalinensis (F. Schmidt) Nakai UPL Giant-Knotweed Rhamnus alnifolia L'Hér. OBL Alder-Leaf Buckthorn Rhamnus cathartica L. FACU European Buckthorn Rhamnus lanceolata Pursh FAC Lance-Leaf Buckthorn Rhapidophyllum hystrix (Pursh) H. Wendl. & Drude ex Drude FACW Needle Palm Rhexia alifanus Walt. FACW Sav annah Meadow-Beauty Rhexia aristosa Britt. OBL Awn-Petal Meadow-Beauty Rhexia cubensis Griseb. FACW West Indian Meadow-Beauty Rhexia lutea Walt. FACW Yellow Meadow-Beauty Rhexia mariana L. OBL Mary land Meadow-Beauty Rhexia nashii Small OBL Maid Marian Rhexia petiolata Walt. OBL Fringed Meadow-Beauty Rhexia virginica L. OBL Handsome-Harry Rhizophora mangle L. OBL Red Mangrov e Rhodiola rosea L. FACU King's-Crown Rhododendron arborescens (Pursh) Torr. FAC Smooth Azalea Rhododendron atlanticum (Ashe) Rehd. FAC Dwarf Azalea Rhododendron austrinum (Small) Rehd. FAC Orange Azalea Rhododendron canadense (L.) Torr. FACW Rhodora Rhododendron canescens (Michx.) Sweet FACW Mountain Azalea Rhododendron catawbiense Michx. FACU Catawba Rosebay Rhododendron groenlandicum (Oeder) K.A. Kron & Judd OBL Rusty Labrador-Tea Rhododendron maximum L. FAC Great-Laurel Rhododendron periclymenoides (Michx.) Shinners FAC Pink Azalea Rhododendron prinophyllum (Small) Millais FAC Early Azalea Rhododendron vaseyi Gray FACU Pink-Shell Azalea Rhododendron viscosum (L.) Torr. FACW Clammy Azalea Rhus aromatica Ait. UPL Fragrant Sumac Rhus copallinum L. FACU Winged Sumac Rhynchospora alba (L.) Vahl OBL White Beak Sedge Rhynchospora caduca Ell. OBL Angle-Stem Beak Sedge Rhynchospora capillacea Torr. OBL Needle Beak Sedge Rhynchospora capitellata (Michx.) Vahl OBL Brownish Beak Sedge Rhynchospora careyana Fern. OBL Broad-Fruit Horned Beak Sedge Rhynchospora cephalantha Gray OBL Bunched Beak Sedge Rhynchospora chalarocephala Fern. & Gale OBL Loose-Head Beak Sedge Rhynchospora chapmanii M.A. Curtis OBL Chapman's Beak Sedge Rhynchospora ciliaris (Michx.) C. Mohr OBL Fringed Beak Sedge Rhynchospora colorata (L.) H. Pf eif f er FACW Narrow-Leaf Whitetop Rhynchospora corniculata (Lam.) Gray OBL Short-Bristle Horned Beak Sedge Rhynchospora crinipes Gale OBL Mosquito Bead Sedge
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Scientific Name Authorship EMP Common Name
Rhynchospora curtissii Britt. OBL Curtiss' Beak Sedge Rhynchospora debilis Gale OBL Sav annah Beak Sedge Rhynchospora decurrens Chapman OBL Swamp-Forest Beak Sedge Rhynchospora divergens Chapman ex M.A. Curtis OBL Spreading Beak Sedge Rhynchospora elliottii A. Dietr. FACW Elliott's Beak Sedge Rhynchospora fascicularis (Michx.) Vahl OBL Fascicled Beak Sedge Rhynchospora filifolia Gray FAC Thread-Leaf Beak Sedge Rhynchospora fusca (L.) Ait. f . OBL Brown Beak Sedge Rhynchospora galeana Naczi, W.M. Knapp & G. Moore OBL Short-Bristle Beak Sedge Rhynchospora globularis (Chapman) Small FACW Globe Beak Sedge Rhynchospora glomerata (L.) Vahl OBL Clustered Beak Sedge Rhynchospora gracilenta Gray OBL Slender Beak Sedge Rhynchospora grayi Kunth FAC Gray 's Beak Sedge Rhynchospora harperi Small OBL Harper's Beak Sedge Rhynchospora harveyi W. Boott FAC Harv ey 's Beak Sedge Rhynchospora inexpansa (Michx.) Vahl FACW Nodding Beak Sedge Rhynchospora inundata (Oakes) Fern. OBL Narrow-Fruit Horned Beak Sedge Rhynchospora leptocarpa (Chapman ex Britt.) Small OBL Slender-Fruit Beak Sedge Rhynchospora macra (C.B. Clarke ex Britt.) Small OBL Large Beak Sedge Rhynchospora macrostachya Torr. ex Gray OBL Tall Horned Beak Sedge Rhynchospora microcarpa Baldw. ex Gray FACW Southern Beak Sedge Rhynchospora microcephala (Britt.) Britt. FACW Small-Head Beak Sedge Rhynchospora miliacea (Lam.) Gray OBL Millet Beak Sedge Rhynchospora mixta Britt. OBL Mingled Beak Sedge Rhynchospora nitens (Vahl) Gray OBL Short-Beak Beak Sedge Rhynchospora nivea Boeckl. FACW Showy Whitetop Rhynchospora odorata C. Wright ex Griseb. OBL Fragrant Beak Sedge Rhynchospora oligantha Gray OBL Feather-Bristle Beak Sedge Rhynchospora pallida M.A. Curtis OBL Pale Beak Sedge Rhynchospora perplexa Britt. FACW Pineland Beak Sedge Rhynchospora pleiantha (Kükenth.) Gale OBL Coastal Beak Sedge Rhynchospora plumosa Ell. FACW Plumed Beak Sedge Rhynchospora pusilla Chapman ex M.A. Curtis FACW Fairy Beak Sedge Rhynchospora rariflora (Michx.) Ell. OBL Few-Flower Beak Sedge Rhynchospora recognita (Gale) Kral FACW Coarse Globe Beak Sedge Rhynchospora scirpoides (Torr.) Griseb. OBL Long-Beak Beak Sedge Rhynchospora stenophylla Chapman FACW Coastal-Plain Beak Sedge Rhynchospora torreyana Gray FACW Torrey 's Beak Sedge Rhynchospora wrightiana Boeckl. OBL Wright's Beak Sedge Ribes americanum P. Mill. FACW Wild Black Currant Ribes aureum Pursh FACW Golden Currant Ribes cynosbati L. FACU Eastern Prickly Gooseberry Ribes echinellum (Cov ille) Rehd. FAC Miccosukee Gooseberry Ribes glandulosum Grauer FACW Skunk Currant Ribes hirtellum Michx. FAC Hairy -Stem Gooseberry Ribes lacustre (Pers.) Poir. FACW Bristly Black Gooseberry Ribes oxyacanthoides L. FACU Canadian Gooseberry Ribes triste Pallas OBL Swamp Red Currant Ricinus communis L. UPL Castor-Bean Rivina humilis L. UPL Rougeplant Robinia pseudoacacia L. FACU Black Locust Rorippa X prostrata (Bergeret) Schinz & Thellung (pro sp.) FAC Rorippa aquatica (Eat.) Palmer & Stey ermark OBL Lakecress Rorippa austriaca (Crantz) Bess. FAC Austrian Yellowcress Rorippa curvipes Greene FACW Blunt-Leaf Yellowcress Rorippa indica (L.) Hiern. FACW Variable-Leaf Yellowcress Rorippa palustris (L.) Bess. OBL Bog Yellowcress Rorippa sessiliflora (Nutt.) A.S. Hitchc. OBL Stalkless Yellowcress Rorippa sinuata (Nutt.) A.S. Hitchc. FACW Spreading Yellowcress Rorippa sylvestris (L.) Bess. FACW Creeping Yellowcress Rorippa tenerrima Greene FAC Modoc Yellowcress Rorippa teres (Michx.) R. Stuckey FACW Southern Marsh Yellowcress Rosa acicularis Lindl. FACU Prickly Rose Rosa arkansana Porter FACU Prairie Rose Rosa blanda Ait. FACU Smooth Rose Rosa bracteata J.C. Wendl. UPL Chickasaw Rose Rosa carolina L. FACU Carolina Rose Rosa micrantha Borrer ex Sm. FACU Small-Flower Sweetbrier Rosa multiflora Thunb. ex Murr. FACU Rambler Rose Rosa nitida Willd. FACW Shining Rose Rosa palustris Marsh. OBL Swamp Rose
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Scientific Name Authorship EMP Common Name
Rosa rubiginosa L. UPL Sweetbrier Rosa rugosa Thunb. FACU Rugosa Rose Rosa setigera Michx. FACU Climbing Rose Rosa virginiana P. Mill. FAC Virginia Rose Rotala indica (Willd.) Koehne OBL Indian Toothcup Rotala ramosior (L.) Koehne OBL Lowland Toothcup Rotala rotundifolia (Buch.-Ham. ex Roxb.) Koehne OBL Round-Leaf Toothcup Rottboellia cochinchinensis (Lour.) W.D. Clay ton FACU Itch Grass Rubus allegheniensis Porter FACU Allegheny Blackberry Rubus alumnus Bailey FACU Oldf ield Blackberry Rubus apogaeus Bailey FAC Falling Dewberry Rubus argutus Link FACU Saw-Tooth Blackberry Rubus armeniacus Focke UPL Himalay an Blackberry Rubus arvensis Bailey FAC Field Blackberry Rubus baileyanus Britt. FACU Bailey 's Dewberry Rubus bushii Bailey FACW Bush's Blackberry Rubus caesius L. FACU European Dewberry Rubus cuneifolius Pursh UPL Sand Blackberry Rubus dalibarda L. FAC Robin-Run-Away Rubus flagellaris Willd. FACU Whiplash Dewberry Rubus floricomus Blanch. FAC Many -Flower Blackberry Rubus hispidus L. FACW Bristly Dewberry Rubus hypolasius Fern. FAC Pineland Dewberry Rubus idaeus L. FAC Common Red Raspberry Rubus inclinis Bailey FACW Marshland Blackberry Rubus laciniatus Willd. UPL Cut-Leaf Blackberry Rubus lawrencei Bailey FAC Adirondack Blackberry Rubus longii Fern. FAC Long's Blackberry Rubus missouricus Bailey FACU Missouri Dewberry Rubus multiformis Blanch. FAC Variable Blackberry Rubus oklahomus Bailey FAC Oklahoma Blackberry Rubus paganus Bailey FAC St. Lawrence Dewberry Rubus parviflorus Nutt. FACU Western Thimble-Berry Rubus pensilvanicus Poir. FAC Pennsy lv ania Blackberry Rubus pergratus Blanch. FACU Upland Blackberry Rubus phoenicolasius Maxim. FACU Wine Raspberry Rubus plus Bailey FACU Hairy -Leaf Dewberry Rubus probabilis Bailey FACU Tree Blackberry Rubus pubescens Raf . FACW Dwarf Red Raspberry Rubus semisetosus Blanch. FAC Swamp Blackberry Rubus setosus Bigelow FACW Setose Blackberry Rubus sons Bailey FAC New Orleans Dewberry Rubus suus Bailey FAC Branched Blackberry Rubus tardatus Blanch. FAC Wet-Thicket Dewberry Rubus trivialis Michx. FACU Southern Dewberry Rubus vigilis Bailey FACW Missouri Blackberry Rubus wheeleri (Bailey ) Bailey FACW Wheeler's Blackberry Rudbeckia auriculata (Perdue) Kral FACW Eared Conef lower Rudbeckia fulgida Ait. FAC Orange Conef lower Rudbeckia hirta L. FACU Black-Ey ed-Susan Rudbeckia laciniata L. FACW Green-Head Conef lower Rudbeckia maxima Nutt. FAC Great Conef lower Rudbeckia missouriensis Engelm. ex C.L. Boy nt. & Beadle UPL Missouri Orange Conef lower Rudbeckia nitida Nutt. FAC Shiny Conef lower Rudbeckia subtomentosa Pursh FAC Sweet Conef lower Rudbeckia triloba L. FACU Brown-Ey ed-Susan Ruellia caroliniensis (J.F. Gmel.) Steud. FACU Carolina Wild Petunia Ruellia humilis Nutt. FACU Fringe-Leaf Wild Petunia Ruellia noctiflora (Nees) Gray FACW Night-Flowering Wild Petunia Ruellia simplex C. Wright FAC Linear-Leaf Wild Petunia Ruellia strepens L. FAC Limestone Wild Petunia Rumex acetosa L. FACU Garden Sorrel Rumex acetosella L. UPL Common Sheep Sorrel Rumex altissimus Wood FACW Pale Dock Rumex britannica L. OBL Greater Water Dock Rumex conglomeratus Murr. FAC Sharp Dock Rumex crispus L. FAC Curly Dock Rumex dentatus L. FACU Toothed Dock Rumex floridanus Meisn. FACW Florida Dock Rumex fueginus Phil. OBL Tierra del Fuego Dock Rumex hastatulus Baldw. FACU Heart-Wing Sorrel
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Scientific Name Authorship EMP Common Name
Rumex maritimus L. FAC Golden Dock Rumex obtusifolius L. FACU Bitter Dock Rumex occidentalis S. Wats. OBL Western Dock Rumex persicarioides L. FACW Coastal Dock Rumex pulcher L. FACW Fiddle Dock Rumex triangulivalvis (Danser) Rech. f . FACW Triangular-Valv ed Dock Rumex venosus Pursh FAC Veiny Dock Rumex verticillatus L. OBL Swamp Dock Ruppia cirrhosa (Petag.) Grande OBL Spiral Ditch-Grass Ruppia maritima L. OBL Beaked Ditch-Grass Sabal minor (Jacq.) Pers. FACW Dwarf Palmetto Sabatia angularis (L.) Pursh FAC Rose-Pink Sabatia brachiata Ell. FACU Narrow-Leaf Rose-Gentian Sabatia calycina (Lam.) Heller OBL Coastal Rose-Gentian Sabatia campanulata (L.) Torr. FACW Slender Rose-Gentian Sabatia campestris Nutt. FACU Texas-Star Sabatia difformis (L.) Druce OBL Lance-Leaf Rose-Gentian Sabatia dodecandra (L.) B.S.P. OBL Marsh Rose-Gentian Sabatia gentianoides Ell. OBL Pinewoods Rose-Gentian Sabatia kennedyana Fern. OBL Ply mouth Rose-Gentian Sabatia macrophylla Hook. FACW Large-Leaf Rose-Gentian Sabatia quadrangula Wilbur FAC Four-Angle Rose-Gentian Sabatia stellaris Pursh FACW Rose-of -Ply mouth Saccharum alopecuroides (L.) Nutt. FAC Silv er Plume Grass Saccharum baldwinii Spreng. OBL Narrow Plume Grass Saccharum brevibarbe (Michx.) Pers. OBL Short-Beard Plume Grass Saccharum giganteum (Walt.) Pers. FACW Giant Plume Grass Saccharum ravennae (L.) L. UPL Ranenna Grass Sacciolepis indica (L.) Chase FACW Glenwood Grass Sacciolepis striata (L.) Nash OBL American Cupscale Sagina apetala Ard. FAC Annual Pearlwort Sagina decumbens (Ell.) Torr. & Gray FAC Trailing Pearlwort Sagina procumbens L. FACW Bird-Ey e Pearlwort Sagittaria ambigua J.G. Sm. OBL Kansas Arrowhead Sagittaria australis (J.G. Sm.) Small OBL Long-Beak Arrowhead Sagittaria brevirostra Mackenzie & Bush OBL Short-Beak Arrowhead Sagittaria calycina Engelm. OBL Hooded Arrowhead Sagittaria cuneata Sheldon OBL Arum-Leaf Arrowhead Sagittaria engelmanniana J.G. Sm. OBL Engelmann's Arrowhead Sagittaria fasciculata E.O. Beal OBL Bunched Arrowhead Sagittaria filiformis J.G. Sm. OBL Narrow-Leaf Arrowhead Sagittaria graminea Michx. OBL Grass-Leaf Arrowhead Sagittaria isoetiformis J.G. Sm. OBL Quillwort Arrowhead Sagittaria lancifolia L. OBL Bull-Tongue Arrowhead Sagittaria latifolia Willd. OBL Duck-Potato Sagittaria macrocarpa J.G. Sm. OBL Sagittaria papillosa Buch. OBL Nipple-Bract Arrowhead Sagittaria platyphylla (Engelm.) J.G. Sm. OBL Delta Arrowhead Sagittaria rigida Pursh OBL Sessile-Fruit Arrowhead Sagittaria secundifolia Kral OBL Little Riv er Arrowhead Sagittaria spathulata (J.G. Sm.) Buch. OBL Spoon-Shape Arrowhead Sagittaria subulata (L.) Buch. OBL Awl-Leaf Arrowhead Sagittaria teres S. Wats. OBL Slender Arrowhead Sagittaria weatherbiana Fern. OBL Salicornia bigelovii Torr. OBL Dwarf Saltwort Salicornia depressa Standl. OBL Woody Saltwort Salicornia rubra A. Nels. OBL Red Saltwort Salix X fragilis L. FAC Salix X glatfelteri Schneid. FACW Salix X pendulina Wenderoth FACW Salix X sepulcralis Simonkai FACW Salix alba L. FACW White Willow Salix amygdaloides Anderss. FACW Peach-Leaf Willow Salix atrocinerea Brot. FACW Smooth-Twig Gray Willow Salix babylonica L. FACW Chinese Willow Salix bebbiana Sarg. FACW Gray Willow Salix candida Flueggé ex Willd. OBL Sage Willow Salix caprea L. OBL Goat Willow Salix caroliniana Michx. OBL Carolina Willow Salix cinerea L. FACW Large Gray Willow Salix discolor Muhl. FACW Pussy Willow
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Scientific Name Authorship EMP Common Name
Salix elaeagnos Scop. FACW Elaeagnus Willow Salix eriocephala Michx. FACW Missouri Willow Salix famelica (Ball) Argus FACW Salix humilis Marsh. FACU Prairie Willow Salix interior Rowlee FACW Sandbar Willow Salix lucida Muhl. FACW Shining Willow Salix myricoides Muhl. FACW Bay berry Willow Salix nigra Marsh. OBL Black Willow Salix pedicellaris Pursh OBL Bog Willow Salix petiolaris Sm. FACW Meadow Willow Salix purpurea L. FACW Purple Willow Salix sericea Marsh. OBL Silky Willow Salix serissima (Bailey ) Fern. OBL Autumn Willow Salix triandra L. FACW Almond-Leaf Willow Salix viminalis L. FACW Basket Willow Salsola kali L. FACU Russian-Thistle Salsola tragus L. FACU Prickly Russian-Thistle Salvia lyrata L. FACU Ly re-Leaf Sage Salvinia minima Baker OBL Water-Spangles Salvinia molesta Mitchell OBL Kariba-Weed Salvinia natans (L.) All. OBL Floating Water-Moss Sambucus nigra L. FAC Black Elder Sambucus racemosa L. FACU Red Elder Samolus parviflorus Raf . OBL Samolus valerandi L. OBL Seaside Brookweed Sanguinaria canadensis L. UPL Bloodroot Sanguisorba canadensis L. FACW Canadian Burnet Sanicula canadensis L. UPL Canadian Black-Snakeroot Sanicula marilandica L. FACU Mary land Black-Snakeroot Sanicula odorata (Raf .) K.M. Pry er & L.R. Phillippe FACU Clustered Black-Snakeroot Sapindus saponaria L. FACU Wing-Leaf Soapberry Saponaria officinalis L. FACU Bouncing-Bett Sarcocornia ambigua (Michx.) M.A.Alonso & M.B.Crespo OBL Chickenclaws Sarracenia alabamensis F.W. & R.B. Case OBL Alabama Cranebrake Pitcherplant Sarracenia flava L. OBL Yellow Pitcherplant Sarracenia jonesii Wherry OBL Mountain Sweet Pitcherplant Sarracenia leucophylla Raf . OBL White-Top Pitcherplant Sarracenia minor Walt. OBL Hooded Pitcherplant Sarracenia oreophila (Kearney ) Wherry OBL Green Pitcherplant Sarracenia purpurea L. OBL Purple Pitcherplant Sarracenia rosea Naczi, F.W. & R.B. Case OBL Rosy Pitcherplant Sarracenia rubra Walt. OBL Sweet Pitcherplant Sassafras albidum (Nutt.) Nees FACU Sassaf ras Saururus cernuus L. OBL Lizard's-Tail Sceptridium biternatum (Sav .) Ly on FAC Sparse-Lobe Grape Fern Sceptridium dissectum (Spreng.) Ly on FAC Cut-Leaf Grape Fern Sceptridium jenmanii (Underwood) Ly on FAC Dixie Grape Fern Sceptridium multifidum (Gmel.) Nishida ex Tagawa FACU Leathery Grape Fern Sceptridium oneidense (Gilbert) Holub FAC Blunt-Lobe Grape Fern Schedonorus arundinaceus (Schreb.) Dumort. FACU Tall False Ry e Grass Schedonorus pratensis (Huds.) Beauv . FACU Meadow False Ry e Grass Schenkia spicata (L.) G.Mans. FACW Mediterranean Schenkia Scheuchzeria palustris L. OBL Rannoch-Rush Schizachne purpurascens (Torr.) Swallen FACU False Melic Grass Schizachyrium littorale (Nash) Bickn. FACW Dune False Bluestem Schizachyrium scoparium (Michx.) Nash FACU Little False Bluestem Schoenolirion albiflorum (Raf .) R.R. Gates FACW White Sunny bell Schoenolirion croceum (Michx.) Wood OBL Yellow Sunny bell Schoenolirion wrightii Sherman OBL Texas Sunny bell Schoenoplectus acutus (Muhl. ex Bigelow) A.& D. Löv e OBL Hard-Stem Club-Rush Schoenoplectus americanus (Pers.) Volk. ex Schinz & R. Keller OBL Chairmaker's Club-Rush Schoenoplectus californicus (C.A. Mey .) Palla OBL Calif ornia Club-Rush Schoenoplectus deltarum (Schuy ler) Soják FACW Delta Club-Rush Schoenoplectus etuberculatus (Steud.) Soják OBL Canby 's Club-Rush Schoenoplectus fluviatilis (Torr.) M.T. Strong OBL Riv er Club-Rush Schoenoplectus glaucus (Lam.) Kartesz OBL Tuberous Club-Rush Schoenoplectus hallii (Gray ) S.G. Sm. OBL Hall's Club-Rush Schoenoplectus heterochaetus (Chase) Soják OBL Pale Great Club-Rush Schoenoplectus lacustris (L.) Palla OBL Common Club-Rush Schoenoplectus maritimus (L.) Ly e OBL Saltmarsh Club-Rush Schoenoplectus mucronatus (L.) Palla OBL Bog Club-Rush
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Scientific Name Authorship EMP Common Name
Schoenoplectus novae-angliae (Britt.) M.T. Strong OBL New England Club-Rush Schoenoplectus pungens (Vahl) Palla OBL Three-Square Schoenoplectus purshianus (Fern.) M.T. Strong OBL Weak-Stalk Club-Rush Schoenoplectus robustus (Pursh) M.T. Strong OBL Seaside Club-Rush Schoenoplectus saximontanus (Fern.) Ray nal OBL Rocky Mountain Club-Rush Schoenoplectus smithii (Gray ) Soják OBL Smith's Club-Rush Schoenoplectus subterminalis (Torr.) Soják OBL Sway ing Club-Rush Schoenoplectus tabernaemontani (K.C. Gmel.) Palla OBL Sof t-Stem Club-Rush Schoenoplectus torreyi (Olney ) Palla OBL Torrey 's Club-Rush Schwalbea americana L. FACU Chaf f seed Scilla luciliae (Boiss.) Speta FAC Boissier's Glory -of -the-Snow Scirpoides holoschoenus (L.) Soják OBL Round-Head Club-Rush Scirpus ancistrochaetus Schuy ler OBL Barbed-Bristle Bulrush Scirpus atrocinctus Fern. FACW Black-Girdle Bulrush Scirpus atrovirens Willd. OBL Dark-Green Bulrush Scirpus cyperinus (L.) Kunth FACW Cottongrass Bulrush Scirpus divaricatus Ell. OBL Spreading Bulrush Scirpus expansus Fern. OBL Woodland Bulrush Scirpus flaccidifolius (Fern.) Schuy ler OBL Reclining Bulrush Scirpus georgianus Harper OBL Georgia Bulrush Scirpus hattorianus Makino OBL Mosquito Bulrush Scirpus longii Fern. OBL Long's Bulrush Scirpus microcarpus J.& K. Presl OBL Red-Tinge Bulrush Scirpus pallidus (Britt.) Fern. OBL Pale Bulrush Scirpus pedicellatus Fern. OBL Stalked Bulrush Scirpus pendulus Muhl. OBL Ruf ous Bulrush Scirpus polyphyllus Vahl OBL Leaf y Bulrush Scleranthus annuus L. FACU Annual Knawel Scleria brittonii Core ex Small OBL Britton's Nut-Rush Scleria ciliata Michx. FAC Fringed Nut-Rush Scleria georgiana Core FACW Slender-Fruit Nut-Rush Scleria minor W. Stone FACW Slender Nut-Rush Scleria muehlenbergii Steud. FAC Muehlenberg's Nut-Rush Scleria oligantha Michx. FACU Little-Head Nut-Rush Scleria pauciflora Muhl. ex Willd. FACU Few-Flower Nut-Rush Scleria reticularis Michx. OBL Netted Nut-Rush Scleria triglomerata Michx. FAC Whip Nut-Rush Scleria verticillata Muhl. ex Willd. OBL Low Nut-Rush Sclerolepis uniflora (Walt.) B.S.P. OBL Pink Bogbutton Scorzoneroides autumnalis (L.) Moench FAC August-Flower Scrophularia lanceolata Pursh FACU Lance-Leaf Figwort Scrophularia marilandica L. FACU Carpenter's-Square Scutellaria cardiophylla Engelm. & Gray FAC Gulf Skullcap Scutellaria galericulata L. OBL Hooded Skullcap Scutellaria integrifolia L. FACW Helmet-Flower Scutellaria lateriflora L. FACW Mad Dog Skullcap Scutellaria nervosa Pursh FAC Veiny Skullcap Scutellaria ocmulgee Small FACW Ocmulgee Skullcap Scutellaria ovata Hill FACU Heart-Leaf Skullcap Scutellaria parvula Michx. UPL Small Skullcap Scutellaria racemosa Pers. OBL South American Skullcap Sedum pulchellum Michx. FACU Widow's-Cross Sedum pusillum Michx. FAC Granite Stonecrop Sedum ternatum Michx. FACU Woodland Stonecrop Selaginella apoda (L.) Spring FACW Meadow Spike-Moss Selaginella eclipes Buck FACW Hidden Spike-Moss Selaginella kraussiana (Kunze) A. Braun FACW Krauss' Spike-Moss Selaginella uncinata (Desv . ex Poir.) Spring OBL Blue Spike-Moss Senecio hieraciifolius L. FACU American Burnweed Senecio suaveolens (L.) Elliott FACW False Indian-Plantain Senecio sylvaticus L. UPL Woodland Ragwort Senecio vulgaris L. FACU Old-Man-in-the-Spring Senna alata (L.) Roxb. FACU Emperor's-Candlesticks Senna hebecarpa (Fern.) Irwin & Barneby FAC American Wild Sensitiv e-Plant Senna marilandica (L.) Link FAC Mary land Wild Sensitiv e-Plant Senna obtusifolia (L.) Irwin & Barneby FACU Cof f eeweed Senna occidentalis (L.) Link UPL Septicweed Serenoa repens (Bartr.) Small FACU Saw-Palmetto Sesbania drummondii (Ry db.) Cory FACW Poison-Bean Sesbania herbacea (P. Mill.) McVaugh FAC Peatree Sesbania punicea (Cav .) Benth. FAC Purple Riv er-Hemp
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Scientific Name Authorship EMP Common Name
Sesbania vesicaria (Jacq.) Ell. FAC Bagpod Sesuvium maritimum (Walt.) B.S.P. FACW Slender Sea-Purslane Sesuvium portulacastrum (L.) L. FACW Shoreline Sea-Purslane Setaria X ambigua (Guss.) Guss. FAC Setaria adhaerens (Forssk.) Chiov . UPL Adherent Bristle Grass Setaria faberi Herrm. UPL Japanese Bristle Grass Setaria italica (L.) Beauv . FACU Italian Bristle Grass Setaria magna Griseb. FACW Giant Bristle Grass Setaria parviflora (Poir.) Kerguélen FAC Marsh Bristle Grass Setaria pumila (Poir.) Roemer & J.A. Schultes FAC Yellow Bristle Grass Setaria sphacelata (Schumacher) Moss ex Stapf & C.E. Hubbard FAC Af rican Bristle Grass Setaria verticillata (L.) Beauv . FAC Rough Bristle Grass Setaria verticilliformis Dumort. FAC Foreward-Barb Bristle Grass Seymeria cassioides (J.F. Gmel.) Blake FAC Yaupon Black-Senna Shepherdia canadensis (L.) Nutt. UPL Russet Buf f alo-Berry Shortia galacifolia Torr. & Gray FACU Oconee-Bells Sibbaldia tridentata (Ait.) Paule & Soják FACU Shrubby -Fiv ef ingers Sicyos angulatus L. FACU One-Seed Burr-Cucumber Sida acuta Burm. f . UPL Common-Wireweed Sida hermaphrodita (L.) Rusby FAC Virginia Fanpetals Sida rhombifolia L. UPL Cuban-Jute Sida spinosa L. UPL Prickly Fanpetals Sideroxylon lanuginosum Michx. FACU Gum Bully Sideroxylon lycioides L. FACW Buckthorn Bully Silene flos-cuculi (L.) Clairv . FACU Ragged-Robin Silene nivea (Nutt.) Muhl. ex Otth FAC Snowy Catchf ly Silphium integrifolium Michx. FAC Entire-Leaf Rosinweed Silphium perfoliatum L. FAC Cup-Plant Silphium terebinthinaceum Jacq. FACU Prairie Rosinweed Sinapis alba L. FACW White-Mustard Sisymbrium altissimum L. FACU Tall Hedge-Mustard Sisyrinchium albidum Raf . FAC White Blue-Ey ed-Grass Sisyrinchium angustifolium P. Mill. FACW Narrow-Leaf Blue-Ey ed-Grass Sisyrinchium atlanticum Bickn. FACW Eastern Blue-Ey ed-Grass Sisyrinchium capillare Bickn. FACW Needle Blue-Ey ed-Grass Sisyrinchium fuscatum Bickn. FACU Coastal-Plain Blue-Ey ed-Grass Sisyrinchium minus Engelm. & Gray FACU Dwarf Blue-Ey ed-Grass Sisyrinchium montanum Greene FAC Strict Blue-Ey ed-Grass Sisyrinchium mucronatum Michx. FAC Needle-Tip Blue-Ey ed-Grass Sisyrinchium nashii Bickn. FAC Nash's Blue-Ey ed-Grass Sisyrinchium rosulatum Bickn. FAC Annual Blue-Ey ed-Grass Sisyrinchium sagittiferum Bickn. FACW Spear-Bract Blue-Ey ed-Grass Sium carsonii Dur. ex Gray OBL Carson's Water-Parsnip Sium suave Walt. OBL Hemlock Water-Parsnip Smilax auriculata Walt. FACU Ear-Leaf Greenbrier Smilax bona-nox L. FACU Fringed Greenbrier Smilax glauca Walt. FACU Sawbrier Smilax herbacea L. FAC Smooth Carrion-Flower Smilax hispida Muhl. ex Torr. FAC Chinaroot Smilax laurifolia L. OBL Laurel-Leaf Greenbrier Smilax pseudochina L. FAC Bamboov ine Smilax pulverulenta Michx. FACU Downy Carrion-Flower Smilax pumila Walt. UPL Sarsparilla-Vine Smilax rotundifolia L. FAC Horsebrier Smilax smallii Morong FACU Lance-Leaf Greenbrier Smilax walteri Pursh OBL Coral Greenbrier Solanum americanum P. Mill. FACU American Black Nightshade Solanum capsicoides All. FACU Cockroach-Berry Solanum carolinense L. FACU Carolina Horse-Nettle Solanum dulcamara L. FAC Climbing Nightshade Solanum nigrum L. FACU European Black Nightshade Solanum ptychanthum Dunal FACU Eastern Black Nightshade Solanum torvum Sw. FACU Turkey -Berry Solenostemon scutellarioides (L.) Codd FACU Painted-Nettle Solidago altissima L. FACU Tall Goldenrod Solidago arguta Ait. UPL Atlantic Goldenrod Solidago caesia L. FACU Wreath Goldenrod Solidago canadensis L. FACU Canadian Goldenrod Solidago curtisii Torr. & Gray FACU Curtis' Goldenrod Solidago fistulosa P. Mill. FACW Pine-Barren Goldenrod Solidago flexicaulis L. FACU Zigzag Goldenrod
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Scientific Name Authorship EMP Common Name
Solidago gigantea Ait. FACW Late Goldenrod Solidago glomerata Michx. FAC Clustered Goldenrod Solidago gracillima Torr. & Gray OBL Virginia Goldenrod Solidago latissimifolia P. Mill. OBL Elliott's Goldenrod Solidago leavenworthii Torr. & Gray FAC Leav enworth's Goldenrod Solidago multiradiata Ait. FACU Rocky Mountain Goldenrod Solidago ohioensis Riddell OBL Ohio Goldenrod Solidago patula Muhl. ex Willd. OBL Round-Leaf Goldenrod Solidago puberula Nutt. FACU Downy Goldenrod Solidago riddellii Frank OBL Riddell's Goldenrod Solidago rigida L. UPL Hard-Leaf Flat-Top-Goldenrod Solidago rugosa P. Mill. FAC Wrinkle-Leaf Goldenrod Solidago sempervirens L. FACW Seaside Goldenrod Solidago simplex Kunth FACU Mt. Albert Goldenrod Solidago stricta Ait. FACW Wand Goldenrod Solidago uliginosa Nutt. OBL Bog Goldenrod Solidago verna M.A. Curtis ex Torr. & Gray OBL Spring-Flowering Goldenrod Soliva sessilis Ruiz & Pav ón FACU Lawn Burrweed Sonchus arvensis L. FACU Field Sow-Thistle Sonchus asper (L.) Hill FAC Spiny -Leaf Sow-Thistle Sonchus oleraceus L. UPL Common Sow-Thistle Sophronanthe pilosa (Michx.) Small FACU Shaggy False Hedge-Nettle Sorbus americana Marsh. FACU American Mountain-Ash Sorghastrum nutans (L.) Nash FACU Yellow Indian Grass Sorghastrum secundum (Ell.) Nash FACU Lopsided Indian Grass Sorghum bicolor (L.) Moench UPL Broom-Corn Sorghum halepense (L.) Pers. FACU Johnson Grass Sparganium americanum Nutt. OBL American Burr-Reed Sparganium androcladum (Engelm.) Morong OBL Branched Burr-Reed Sparganium angustifolium Michx. OBL Narrow-Leaf Burr-Reed Sparganium emersum Rehmann OBL European Burr-Reed Sparganium eurycarpum Engelm. ex Gray OBL Broad-Fruit Burr-Reed Sparganium fluctuans (Engelm. ex Morong) B.L. Robins. OBL Floating Burr-Reed Sparganium natans L. OBL Arctic Burr-Reed Spartina X caespitosa A.A. Eat. (pro sp.) OBL Spartina alterniflora Loisel. OBL Saltwater Cord Grass Spartina cynosuroides (L.) Roth OBL Big Cord Grass Spartina patens (Ait.) Muhl. FACW Salt-Meadow Cord Grass Spartina pectinata Bosc ex Link OBL Freshwater Cord Grass Spergularia marina (L.) Griseb. OBL Saltmarsh Sandspurry Spergularia media (L.) K. Presl ex Griseb. FACW Satin-Flower Spergularia rubra (L.) J.& K. Presl FACU Ruby Sandspurry Spermacoce glabra Michx. FACW Smooth False Buttonweed Spermolepis divaricata (Walt.) Raf . ex Ser. FACU Rough-Fruit Scaleseed Spermolepis echinata (Nutt. ex DC.) Heller FACU Bristly -Fruit Scaleseed Sphenoclea zeylanica Gaertn. OBL Chickenspike Sphenopholis X pallens (Biehler) Scribn. (pro sp.) FAC Sphenopholis filiformis (Chapman) Scribn. UPL Long-Leaf Wedgescale Sphenopholis intermedia (Ry db.) Ry db. FAC Slender Wedgescale Sphenopholis nitida (Biehler) Scribn. FAC Shiny Wedgescale Sphenopholis obtusata (Michx.) Scribn. FAC Prairie Wedgescale Sphenopholis pensylvanica (L.) A.S. Hitchc. OBL Swamp Wedgescale Spinulum annotinum (L.) A. Haines FAC Interrupted Club-Moss Spiraea alba Du Roi FACW White Meadowsweet Spiraea betulifolia Pallas FAC Shiny -Leaf Meadowsweet Spiraea douglasii Hook. UPL Douglas' Meadowsweet Spiraea japonica L. f . FACU Japanese Meadowsweet Spiraea latifolia (Ait.) Borkh. FACW Broad-Leaf Meadowsweet Spiraea salicifolia L. FACW Willow-Leaf Meadowsweet Spiraea tomentosa L. FACW Steeplebush Spiraea virginiana Britt. FACU Virginia Meadowsweet Spiranthes cernua (L.) L.C. Rich. FACW White Nodding Ladies'-Tresses Spiranthes eatonii Ames ex P.M. Brown FACU Eaton's Ladies'-Tresses Spiranthes floridana (Wherry ) Cory FAC Florida Ladies'-Tresses Spiranthes lacera (Raf .) Raf . FACU Northern Slender Ladies'-Tresses Spiranthes laciniata (Small) Ames OBL Lace-Lip Ladies'-Tresses Spiranthes longilabris Lindl. OBL Giant-Spiral Ladies'-Tresses Spiranthes lucida (H.H. Eat.) Ames FACW Shining Ladies'-Tresses Spiranthes magnicamporum Shev iak FACU Great Plains Ladies'-Tresses Spiranthes odorata (Nutt.) Lindl. OBL Marsh Ladies'-Tresses Spiranthes ovalis Lindl. FAC October Ladies'-Tresses
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Scientific Name Authorship EMP Common Name
Spiranthes praecox (Walt.) S. Wats. OBL Green-Vein Ladies'-Tresses Spiranthes romanzoffiana Cham. OBL Hooded Ladies'-Tresses Spiranthes tuberosa Raf . FACU Little Ladies'-Tresses Spiranthes vernalis Engelm. & Gray FAC Spring Ladies'-Tresses Spirodela polyrhiza (L.) Schleid. OBL Common Duckmeat Sporobolus airoides (Torr.) Torr. FAC Alkali-Sacaton Sporobolus cryptandrus (Torr.) Gray UPL Sand Dropseed Sporobolus floridanus Chapman FAC Florida Dropseed Sporobolus heterolepis (Gray ) Gray UPL Prairie Dropseed Sporobolus indicus (L.) R. Br. FACU Smut Grass Sporobolus neglectus Nash FACU Small Dropseed Sporobolus pinetorum Weakley & P.M. Peterson FACW Carolina Dropseed Sporobolus pyramidatus (Lam.) A.S. Hitchc. UPL Target Dropseed Sporobolus teretifolius Harper FACW Wire-Leaf Dropseed Sporobolus texanus Vasey FACU Texas Dropseed Sporobolus virginicus (L.) Kunth FAC Seashore Dropseed Stachys appalachiana D.B. Poindexter & J.B. Nelson OBL Blue Ridge Hedge-Nettle Stachys aspera Michx. FACW Gritty Hedge-Nettle Stachys clingmanii Small FAC Clingman's Hedge-Nettle Stachys cordata Riddell FAC Heart-Leaf Hedge-Nettle Stachys crenata Raf . FACU Mouse's-Ear Stachys eplingii J. Nelson FAC Epling's Hedge-Nettle Stachys floridana Shuttlw. ex Benth. FAC Florida Hedge-Nettle Stachys hyssopifolia Michx. FACW Hy ssop-Leaf Hedge-Nettle Stachys latidens Small ex Britt. FAC Broad-Tooth Hedge-Nettle Stachys palustris L. OBL Woundwort Stachys pilosa Nutt. FACW Hairy Hedge-Nettle Stachys tenuifolia Willd. FACW Smooth Hedge-Nettle Staphylea trifolia L. FAC American Bladdernut Steinchisma hians (Ell.) Nash FACW Gaping Grass Stellaria alsine Grimm OBL Bog Chickweed Stellaria borealis Bigelow FACW Boreal Starwort Stellaria cuspidata Willd. ex Schlecht. FAC Mexican Starwort Stellaria fontinalis (Short & Peter) B.L. Robins. FACW American Water Starwort Stellaria graminea L. FACU Grass-Leaf Starwort Stellaria longifolia Muhl. ex Willd. FACW Long-Leaf Starwort Stellaria media (L.) Vill. UPL Common Chickweed Stenandrium dulce (Cav .) Nees FACW Sweet Shaggy tuf t Stenanthium densum (Desr.) Zomlef er & Judd OBL Osceola's-Plume Stenanthium gramineum (Ker-Gawl.) Morong FACW Eastern Featherbells Stenanthium leimanthoides (Gray ) Zomlef er & Judd OBL Pine-Barren Featherbells Stenotaphrum secundatum (Walt.) Kuntze FAC St. Augustine Grass Stokesia laevis (Hill) Greene FAC Stokes'-Aster Streptopus amplexifolius (L.) DC. FAC Clasping Twistedstalk Streptopus lanceolatus (Ait.) Rev eal FAC Lance-Leaf Twistedstalk Strophostyles helvola (L.) Ell. FACU Trailing Fuzzy -Bean Strophostyles umbellata (Muhl. ex Willd.) Britt. FACU Pink Fuzzy -Bean Stuckenia filiformis (Pers.) Börner OBL Slender-Leaf False Pondweed Stuckenia pectinata (L.) Böerner OBL Sago False Pondweed Stuckenia vaginata (Turcz.) Holub OBL Sheathed False Pondweed Stylisma aquatica (Walt.) Raf . FACW Water Dawnf lower Stylisma pickeringii (Torr. ex M.A. Curtis) Gray FAC Pickering's Dawnf lower Styrax americanus Lam. OBL American Snowbell Styrax grandifolius Ait. FACU Big-Leaf Snowbell Suaeda calceoliformis (Hook.) Moq. FACW Paiuteweed Suaeda linearis (Ell.) Moq. OBL Annual Seepweed Suaeda maritima (L.) Dumort. OBL Herbaceous Seepweed Succisella inflexa (Kluk) G. Beck FACW Frosted Pearls Symphoricarpos albus (L.) Blake FACU Common Snowberry Symphoricarpos occidentalis Hook. UPL Western Snowberry Symphoricarpos orbiculatus Moench FACU Coral-Berry Symphyotrichum bahamense (Britt.) Nesom OBL Island American-Aster Symphyotrichum boreale (Torr. & Gray ) A.& D. Löv e OBL Boreal American-Aster Symphyotrichum ciliatum (Ledeb.) Nesom FAC Alkali American-Aster Symphyotrichum divaricatum (Nutt.) Nesom OBL Lawn American-Aster Symphyotrichum dumosum (L.) Nesom FAC Rice Button American-Aster Symphyotrichum elliottii (Torr. & Gray ) Nesom OBL Marsh American-Aster Symphyotrichum ericoides (L.) Nesom FACU White Heath American-Aster Symphyotrichum expansum (Poepp. ex Spreng.) Nesom OBL Desert American-Aster Symphyotrichum falcatum (Lindl.) Nesom FAC Rough White Prairie American-Aster Symphyotrichum kralii Nesom FAC Simmonds' American-Aster
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Scientific Name Authorship EMP Common Name
Symphyotrichum laeve (L.) A.& D. Löv e FACU Smooth Blue American-Aster Symphyotrichum lanceolatum (Willd.) Nesom FACW White Panicled American-Aster Symphyotrichum lateriflorum (L.) A.& D. Löv e FACW Farewell-Summer Symphyotrichum novae-angliae (L.) Nesom FACW New England American-Aster Symphyotrichum novi-belgii (L.) Nesom FACW New Belgium American-Aster Symphyotrichum ontarionis (Wieg.) Nesom FAC Ontario American-Aster Symphyotrichum pilosum (Willd.) Nesom FAC White Oldf ield American-Aster Symphyotrichum praealtum (Poir.) Nesom FACW Willow-Leaf American-Aster Symphyotrichum prenanthoides (Muhl. ex Willd.) Nesom FAC Crooked-Stem American-Aster Symphyotrichum priceae (Britt.) Nesom FACU Price's American-Aster Symphyotrichum puniceum (L.) A.& D. Löv e OBL Purple-Stem American-Aster Symphyotrichum racemosum (Ell.) Nesom FACW Fragile-Stem American-Aster Symphyotrichum squamatum (Spreng.) Nesom OBL Symphyotrichum subulatum (Michx.) Nesom OBL Seaside American-Aster Symphyotrichum tenuifolium (L.) Nesom OBL Perennial Saltmarsh American-Aster Symphyotrichum tradescantii (L.) Nesom FACW Tradescant's American-Aster Symphyotrichum walteri (Alexander) Nesom FAC Walter's American-Aster Symphytum asperum Lepechin UPL Prickly Comf rey Symplocarpus foetidus (L.) Salisb. ex Nutt. OBL Skunk-Cabbage Symplocos tinctoria (L.) L'Hér. FAC Horsesugar Synandra hispidula (Michx.) Britt. FAC Guy andotte-Beauty Syngonanthus flavidulus (Michx.) Ruhl. FACW Yellow-Hatpins Tamarix chinensis Lour. FACW Fiv e-Stamen Tamarisk Tamarix gallica L. FAC French Tamarisk Tamarix parviflora DC. UPL Small-Flower Tamarisk Tanacetum vulgare L. UPL Common Tansy Taraxacum officinale G.H. Weber ex Wiggers FACU Common Dandelion Tarenaya hassleriana (Chod.) Iltis FACU Pinkqueen Taxodium ascendens Brongn. OBL Pond-Cy press Taxodium distichum (L.) L.C. Rich. OBL Southern Bald-Cy press Taxus canadensis Marsh. FAC American Yew Tephrosia hispidula (Michx.) Pers. FACU Sprawling Hoary -Pea Teucrium canadense L. FACW American Germander Thalia dealbata Fraser ex Roscoe OBL Powdery Alligator-Flag Thalia geniculata L. OBL Bent Alligator-Flag Thalictrum clavatum DC. FACW Mountain Meadow-Rue Thalictrum coriaceum (Britt.) Small FACU Maid-of -the-Mist Thalictrum dasycarpum Fisch. & Av é-Lall. FACW Purple Meadow-Rue Thalictrum debile Buckl. FAC Southern Meadow-Rue Thalictrum dioicum L. FAC Early Meadow-Rue Thalictrum macrostylum Small & Heller FACW Small-Leaf Meadow-Rue Thalictrum mirabile Small FAC Little Mountain Meadow-Rue Thalictrum pubescens Pursh FACW King-of -the-Meadow Thalictrum revolutum DC. UPL Waxy -Leaf Meadow-Rue Thalictrum thalictroides (L.) Eames & Boiv in FACU Rue-Anemone Thaspium barbinode (Michx.) Nutt. FACU Hairy -Joint Meadow-Parsnip Thelypteris kunthii (Desv .) Morton FACW Kunth's Maiden Fern Thelypteris ovata R. St. John UPL Ov ate Marsh Fern Thelypteris palustris Schott FACW Eastern Marsh Fern Thinopyrum pycnanthum (Godr.) Barkworth FACW Tick Quack Grass Thlaspi arvense L. UPL Field Penny cress Thuja occidentalis L. FACW Eastern Arborv itae Thunbergia alata Bojer ex Sims UPL Black-Ey ed-Susan-Vine Thyrsanthella difformis (Walt.) Pichon FACW Climbing-Dogbane Tiarella cordifolia L. FAC Heart-Leaf Foamf lower Tiedemannia canbyi (Coult. & Rose) Feist & S.R. Downie OBL Tiedemannia filiformis (Walt.) Feist & S.R. Downie FACW Tilia americana L. FACU American Basswood Tillandsia usneoides (L.) L. UPL Spanish-Moss Tipularia discolor (Pursh) Nutt. FACU Crippled-Cranef ly Tiquilia nuttallii (Hook.) A. Richards. FACU Rosette Crinklemat Tofieldia glabra Nutt. FACW White Featherling Torreyochloa pallida (Torr.) Church OBL Pale False Manna Grass Toxicodendron pubescens P. Mill. FACU Eastern Poison-Oak Toxicodendron radicans (L.) Kuntze FAC Eastern Poison Iv y Toxicodendron rydbergii (Small ex Ry db.) Greene FAC Western Poison Iv y Toxicodendron vernix (L.) Kuntze OBL Poison-Sumac Tradescantia bracteata Small UPL Long-Bract Spiderwort Tradescantia fluminensis Vell. FAC Small-Leaf Wandering-Jew Tradescantia occidentalis (Britt.) Smy th UPL Prairie Spiderwort Tradescantia ohiensis Raf . FAC Bluejacket
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Scientific Name Authorship EMP Common Name
Tradescantia virginiana L. FACU Virginia Spiderwort Tradescantia zebrina hort. ex Bosse UPL Inchplant Trapa natans L. OBL Water-Chestnut Trautvetteria caroliniensis (Walt.) Vail FACW Carolina Tassel-Rue Trepocarpus aethusae Nutt. ex DC. FACW Whiteny mph Triadica sebifera (L.) Small FAC Chinese Tallowtree Triantha glutinosa (Michx.) Baker OBL Sticky False Asphodel Triantha racemosa (Walt.) Small OBL Coastal False Asphodel Trianthema portulacastrum L. UPL Desert Horse-Purslane Tribulus cistoides L. UPL Jamaican Fev erplant Trichophorum caespitosum (L.) Hartman OBL Tuf ted Leaf less-Bulrush Trichostema dichotomum L. UPL Forked Bluecurls Tridens albescens (Vasey ) Woot. & Standl. FAC White Fluf f Grass Tridens ambiguus (Ell.) J.A. Schultes FACW Pine-Barren Fluf f Grass Tridens flavus (L.) A.S. Hitchc. FACU Tall Redtop Tridens muticus (Torr.) Nash FAC Awnless Fluf f Grass Tridens strictus (Nutt.) Nash FACW Long-Spike Fluf f Grass Trientalis borealis Raf . FAC May star Trifolium dubium Sibthorp UPL Suckling Clov er Trifolium fragiferum L. FACU Strawberry -Head Clov er Trifolium hybridum L. FACU Alsike Clov er Trifolium pratense L. FACU Red Clov er Trifolium repens L. FACU White Clov er Trifolium resupinatum L. UPL Rev ersed Clov er Triglochin maritima L. OBL Seaside Arrow-Grass Triglochin palustris L. OBL Marsh Arrow-Grass Trillium cernuum L. FACW Whip-Poor-Will-Flower Trillium erectum L. FACU Stinking-Benjamin Trillium flexipes Raf . FAC Nodding Trillium Trillium pusillum Michx. FACW Dwarf Trillium Trillium recurvatum Beck UPL Bloody -Butcher Trillium sessile L. UPL Toadshade Trillium undulatum Willd. FACU Painted Trillium Triodanis perfoliata (L.) Nieuwl. FAC Clasping-Leaf Venus'-Looking-Glass Triosteum angustifolium L. FAC Yellow-Fruit Horse-Gentian Triphora trianthophoros (Sw.) Ry db. UPL Threebirds Tripleurospermum maritimum (L.) W.D.J. Koch UPL False May weed Tripsacum dactyloides (L.) L. FACW Eastern Mock Grama Trisetum spicatum (L.) Richter FACU Narrow False Oat Trollius laxus Salisb. OBL American Globef lower Tropaeolum majus L. UPL Garden-Nasturtium Tsuga canadensis (L.) Carr. FACU Eastern Hemlock Tussilago farfara L. FACU Colt's-Foot Typha X glauca Godr. (pro sp.) OBL Typha angustifolia L. OBL Narrow-Leaf Cat-Tail Typha domingensis Pers. OBL Southern Cat-Tail Typha latifolia L. OBL Broad-Leaf Cat-Tail Ulex europaeus L. UPL Common Gorse Ulmus alata Michx. FACU Winged Elm Ulmus americana L. FACW American Elm Ulmus crassifolia Nutt. FAC Cedar Elm Ulmus glabra Huds. UPL Wy ch Elm Ulmus parvifolia Jacq. UPL Chinese Elm Ulmus pumila L. FACU Siberian Elm Ulmus rubra Muhl. FAC Slippery Elm Ulmus serotina Sarg. FAC September Elm Ulmus thomasii Sarg. FACU Rock Elm Uniola paniculata L. FACU Sea-Oats Urochloa distachya (L.) T. Q. Nguy en FACU Tropical Liv erseed Grass Urochloa fusca (Sw.) B.F. Hansen & Wunderlin FACU Brown-Top Liv erseed Grass Urochloa mutica (Forssk.) T.Q. Nguy en FACW Para Liv erseed Grass Urochloa panicoides Beauv . FACU Panic Liv erseed Grass Urochloa plantaginea (Link) R. Webster FAC Plantain Liv erseed Grass Urochloa platyphylla (Munro ex Wright) R. Webster FAC Broad-Leaf Liv erseed Grass Urochloa ramosa (L.) Nguy en FACU Dixie Liv erseed Grass Urochloa reptans (L.) Stapf UPL Sprawling Liv erseed Grass Urtica chamaedryoides Pursh FACU Heart-Leaf Nettle Urtica dioica L. FACU Stinging Nettle Utricularia cornuta Michx. OBL Horned Bladderwort Utricularia floridana Nash OBL Florida Yellow Bladderwort Utricularia foliosa L. OBL Leaf y Bladderwort
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Scientific Name Authorship EMP Common Name
Utricularia geminiscapa Benj. OBL Hidden-Fruit Bladderwort Utricularia gibba L. OBL Humped Bladderwort Utricularia inflata Walt. OBL Swollen Bladderwort Utricularia intermedia Hay ne OBL Flat-Leaf Bladderwort Utricularia juncea Vahl OBL Southern Bladderwort Utricularia macrorhiza Le Conte OBL Greater Bladderwort Utricularia minor L. OBL Lesser Bladderwort Utricularia olivacea C. Wright ex Griseb. OBL Piedmont Bladderwort Utricularia purpurea Walt. OBL Eastern Purple Bladderwort Utricularia radiata Small OBL Little Floating Bladderwort Utricularia resupinata B.D. Greene ex Bigelow OBL Lav ender Bladderwort Utricularia striata Le Conte ex Torr. OBL Striped Bladderwort Utricularia subulata L. OBL Zigzag Bladderwort Uvularia perfoliata L. FACU Perf oliate Bellwort Uvularia puberula Michx. FACU Mountain Bellwort Uvularia sessilifolia L. FAC Sessile-Leaf Bellwort Vaccaria hispanica (P. Mill.) Rauschert FAC Cowcockle Vaccinium X marianum S. Wats. (pro sp.) FAC Vaccinium angustifolium Ait. FACU Late Lowbush Blueberry Vaccinium arboreum Marsh. FACU Tree Sparkle-Berry Vaccinium caesariense Mackenzie OBL New Jersey Blueberry Vaccinium corymbosum L. FACW Highbush Blueberry Vaccinium crassifolium Andr. FAC Creeping Blueberry Vaccinium darrowii Camp FAC Darrow's Blueberry Vaccinium elliottii Chapman FACW Elliott's Blueberry Vaccinium erythrocarpum Michx. FAC Southern Mountain-Cranberry Vaccinium formosum Andr. OBL Southern Blueberry Vaccinium fuscatum Ait. FAC Black Blueberry Vaccinium macrocarpon Ait. OBL Large Cranberry Vaccinium myrsinites Lam. FACU Shiny Blueberry Vaccinium myrtilloides Michx. FACW Velv et-Leaf Blueberry Vaccinium oxycoccos L. OBL Small Cranberry Vaccinium simulatum Small FACU Upland Highbush Blueberry Vaccinium stamineum L. FACU Deerberry Vaccinium tenellum Ait. UPL Small Black Blueberry Vachellia macracantha (Humb. & Bonpl. ex Willd.) Seigler & Ebinger FACU Porknut Valeriana pauciflora Michx. FACW Large-Flower Valerian Valeriana uliginosa (Torr. & Gray ) Ry db. OBL Mountain Valerian Valerianella amarella (Lindheimer ex Engelm.) Krok FACU Hairy Cornsalad Valerianella chenopodiifolia (Pursh) DC. FAC Goose-Foot Cornsalad Valerianella radiata (L.) Duf r. FAC Beaked Cornsalad Valerianella umbilicata (Sulliv ant) Wood FAC Nav el Cornsalad Vallisneria americana Michx. OBL American Eel-Grass Vandenboschia boschiana (Sturm) Ebihara & K. Iwats. FACW Appalachian Fern Veratrum latifolium (Desr.) Zomlef er FACU Slender Bunchf lower Veratrum virginicum (L.) Ait. f . FACW Virginia Bunchf lower Veratrum viride Ait. FACW American False Hellebore Verbascum blattaria L. UPL White Moth Mullein Verbascum thapsus L. FACU Great Mullein Verbena X engelmannii Moldenke FAC Verbena X rydbergii Moldenke FACW Verbena bonariensis L. FAC Purple-Top Verv ain Verbena bracteata Cav . ex Lag. & Rodr. UPL Carpet Verv ain Verbena hastata L. FACW Simpler's-Joy Verbena incompta P.W. Michael FACW Brazilian Verv ain Verbena officinalis L. FACU Herb-of -the-Cross Verbena scabra Vahl FACW Sandpaper Verv ain Verbena urticifolia L. FAC White Verv ain Verbesina alternifolia (L.) Britt. ex Kearney FAC Wingstem Verbesina encelioides (Cav .) Benth. & Hook. f . ex Gray FACU Golden Crownbeard Verbesina occidentalis (L.) Walt. FACU Yellow Crownbeard Verbesina virginica L. UPL White Crownbeard Verbesina walteri Shinners FAC Carolina Crownbeard Vernonia angustifolia Michx. FACU Tall Ironweed Vernonia arkansana DC. FAC Arkansas Ironweed Vernonia baldwinii Torr. UPL Western Ironweed Vernonia fasciculata Michx. FAC Prairie Ironweed Vernonia gigantea (Walt.) Trel. ex Branner & Cov ille FAC Giant Ironweed Vernonia lettermannii Engelm. ex Gray FACW Narrow-Leaf Ironweed Vernonia missurica Raf . FACU Missouri Ironweed Vernonia noveboracensis (L.) Michx. FACW New York Ironweed
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Scientific Name Authorship EMP Common Name
Vernonia texana (Gray ) Small FACU Texas Ironweed Veronica americana Schwein. ex Benth. OBL American-Brooklime Veronica anagallis-aquatica L. OBL Blue Water Speedwell Veronica arvensis L. UPL Corn Speedwell Veronica beccabunga L. OBL European Speedwell Veronica chamaedrys L. UPL Germander Speedwell Veronica officinalis L. FACU Common Gy psy weed Veronica peregrina L. FAC Neckweed Veronica scutellata L. OBL Grass-Leaf Speedwell Veronica serpyllifolia L. FAC Thy me-Leaf Speedwell Veronicastrum virginicum (L.) Farw. FACU Culv er's-Root Viburnum acerifolium L. UPL Maple-Leaf Arrow-Wood Viburnum dentatum L. FAC Southern Arrow-Wood Viburnum lantanoides Michx. FACU Hobblebush Viburnum lentago L. FAC Nanny -Berry Viburnum nudum L. OBL Possumhaw Viburnum obovatum Walt. FACW Small-Leaf Arrow-Wood Viburnum opulus L. FACW Highbush-Cranberry Viburnum prunifolium L. FACU Smooth Blackhaw Viburnum recognitum Fern. FAC Smooth Arrow-Wood Viburnum rufidulum Raf . UPL Rusty Blackhaw Vicia americana Muhl. ex Willd. FACU American Purple Vetch Vicia caroliniana Walt. FACU Carolina Vetch Vicia ludoviciana Nutt. FACU Louisiana Vetch Vicia minutiflora F.G. Dietr. FAC Py gmy -Flower Vetch Vicia sativa L. FACU Garden Vetch Vigna luteola (Jacq.) Benth. FACW Wild Cow-Pea Viola X bernardii Greene (Greene) FACU Viola X champlainensis House FAC Viola X dissita House FAC Viola X greenmanii House FACU Viola X mistura House (pro sp.) FACU Viola X napae House FAC Viola X porteriana Pollard (pro sp.) FACW Viola X viarum Pollard FACU Viola affinis Le Conte FACW Sand Violet Viola bicolor Pursh FACU Field Pansy Viola blanda Willd. FACW Sweet White Violet Viola brittoniana Pollard FAC Northern Coastal Violet Viola canadensis L. FAC Canadian White Violet Viola cucullata Ait. FACW Marsh Blue Violet Viola hastata Michx. UPL Halberd-Leaf Yellow Violet Viola hirsutula Brainerd FACU Southern Woodland Violet Viola labradorica Schrank FAC Alpine Violet Viola lanceolata L. OBL Bog White Violet Viola langloisii Greene FACW Langlois' Violet Viola macloskeyi Lloy d FACW Smooth White Violet Viola missouriensis Greene FACU Missouri Violet Viola nephrophylla Greene FACW Northern Bog Violet Viola palmata L. FACU Three-Lobe Violet Viola pedata L. FACU Bird-Foot Violet Viola pedatifida G. Don FACU Crow-Foot Violet Viola primulifolia L. FAC Primroseleaf Violet Viola pubescens Ait. FACU Downy Yellow Violet Viola renifolia Gray FACW Kidney -Leaf White Violet Viola rostrata Pursh FACU Long-Spur Violet Viola rotundifolia Michx. FAC Round-Leaf Yellow Violet Viola sagittata Ait. FAC Arrow-Leaf Violet Viola septemloba Le Conte FACW Southern Coastal Violet Viola septentrionalis Greene FACU Northern Woodland Violet Viola sororia Willd. FAC Hooded Blue Violet Viola striata Ait. FACW Striped Cream Violet Viola subsinuata Greene FACU Early Blue Violet Viola villosa Walt. FACU Carolina Violet Viola walteri House FACU Prostrate Blue Violet Vitex negundo L. UPL Fiv e-Leaf Chastetree Vitis X labruscana Bailey FACU Vitis X novae-angliae Fern. (pro sp.) FACW Vitis aestivalis Michx. FACU Summer Grape Vitis cinerea (Engelm.) Engelm. ex Millard FACW Gray -Bark Grape Vitis labrusca L. FACU Fox Grape
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Scientific Name Authorship EMP Common Name
Vitis palmata Vahl FACW Catbird Grape Vitis riparia Michx. FACW Riv er-Bank Grape Vitis rotundifolia Michx. FAC Muscadine Vitis rupestris Scheele FACU Rock Grape Vitis vulpina L. FAC Frost Grape Vulpia bromoides (L.) S.F. Gray FACW Brome Six-Weeks Grass Vulpia myuros (L.) K.C. Gmel. UPL Rat-Tail Six-Weeks Grass Vulpia octoflora (Walt.) Ry db. UPL Eight-Flower Six-Weeks Grass Wisteria frutescens (L.) Poir. FACW American Wisteria Wolffia borealis (Engelm. ex Hegelm.) Landolt ex Landolt & Wildi OBL Northern Watermeal Wolffia brasiliensis Weddell OBL Brazilian Watermeal Wolffia columbiana Karst. OBL Columbian Watermeal Wolffia globosa (Roxb.) den Hartog & Plas OBL Asian Watermeal Wolffiella gladiata (Hegelm.) Hegelm. OBL Sword Bogmat Woodwardia areolata (L.) T. Moore FACW Netted Chain Fern Woodwardia virginica (L.) Sm. OBL Virginia Chain Fern X Elyhordeum macounii (Vasey ) Barkworth & D.R. Dewey FACU Xanthium spinosum L. FACU Spiny Cockleburr Xanthium strumarium L. FAC Rough Cockleburr Xanthorhiza simplicissima Marsh. FACW Shrub Yellowroot Xyris ambigua Bey . ex Kunth OBL Coastal-Plain Yellow-Ey ed-Grass Xyris baldwiniana J.A. Schultes OBL Baldwin's Yellow-Ey ed-Grass Xyris brevifolia Michx. OBL Short-Leaf Yellow-Ey ed-Grass Xyris caroliniana Walt. FACW Carolina Yellow-Ey ed-Grass Xyris chapmanii Bridges & Orzell OBL Chapman's Yellow-Ey ed-Grass Xyris difformis Chapman OBL Bog Yellow-Ey ed-Grass Xyris elliottii Chapman OBL Elliott's Yellow-Ey ed-Grass Xyris fimbriata Ell. OBL Fringed Yellow-Ey ed-Grass Xyris flabelliformis Chapman OBL Sav annah Yellow-Ey ed-Grass Xyris jupicai L.C. Rich. OBL Richard's Yellow-Ey ed-Grass Xyris laxifolia Mart. OBL Lax-Leaf Yellow-Ey ed-Grass Xyris louisianica Bridges & Orzell OBL Louisiana Yellow-Ey ed-Grass Xyris montana Ries OBL Northern Yellow-Ey ed-Grass Xyris platylepis Chapman OBL Tall Yellow-Ey ed-Grass Xyris scabrifolia Harper OBL Harper's Yellow-Ey ed-Grass Xyris smalliana Nash OBL Small's Yellow-Ey ed-Grass Xyris tennesseensis Kral OBL Tennessee Yellow-Ey ed-Grass Xyris torta Sm. OBL Slender Yellow-Ey ed-Grass Yeatesia viridiflora (Nees) Small FACW Yellow Bractspike Youngia japonica (L.) DC. FACU Oriental False Hawk's-Beard Yucca aloifolia L. FACU Aloe Yucca Yucca gloriosa L. FAC Moundlily Yucca Zannichellia palustris L. OBL Horned-Pondweed Zanthoxylum americanum P. Mill. FACU Toothachetree Zanthoxylum clava-herculis L. FAC Hercules'-Club Zeltnera beyrichii (Torr. & Gray ex Torr.) G.Mans. FACU Quinineweed Zenobia pulverulenta (Bartr. ex Willd.) Pollard FACW Honey cup Zephyranthes atamasca (L.) Herbert FACW Atamasco-Lily Zephyranthes simpsonii Chapman FAC Red-Margin Zephy r-Lily Zigadenus glaberrimus Michx. OBL Sandbog Deathcamas Zizania aquatica L. OBL Indian Wild Rice Zizania palustris L. OBL Northern Wild Rice Zizaniopsis miliacea (Michx.) Doell & Aschers. OBL Marsh-Millet Zizia aptera (Gray ) Fern. FAC Heart-Leaf Alexanders Zizia aurea (L.) W.D.J. Koch FAC Golden Alexanders Zizia trifoliata (Michx.) Fern. FACU Meadow Alexanders Zostera marina L. OBL Seawrack Zoysia matrella (L.) Merr. UPL Manila Temple Grass
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