Scientific Name Common Name Region 6 Habit Scientific Name Common Name Region 6 Habit Abies balsamea FIR,BALSAM FACW NT Amaranthus californicus AMARANTH,CALIFORNIA NI ANF Abutilon theophrasti VELVET-LEAF NI AIF Amaranthus crassipes AMARANTH,TROPICAL FAC+ AIF Acacia greggii ACACIA,CATCLAW UPL NST Amaranthus greggii AMARANTH,GREGGIS FAC ANF Acacia smallii HUISACHE FACU NTS Amaranthus obcordatus AMARANTH,TRANS PECOS NI ANF Acalypha rhomboidea COPPER-LEAF,COMMON UPL* ANF Amaranthus palmeri AMARANTH,PALMER'S FACU- ANF Acalypha virginica MERCURY,THREE-SEEDED UPL* ANF Amaranthus retroflexus AMARANTH,RED-ROOT FACU- ANF Acer negundo BOX-ELDER FACW- NT Amaranthus rudis AMARANTH,TALL FAC ANF Acer rubrum MAPLE,DRUMMOND RED FACW NT Amaranthus spinosus AMARANTH,SPINY FACU- ANF Acer rubrum MAPLE,TRIDENT RED NI NT Amaranthus tuberculatus AMARANTH,ROUGH-FRUIT NI ANF Acer rubrum MAPLE,RED FAC NT Ambrosia artemisiifolia RAGWEED,ANNUAL FACU- ANF Acer saccharinum MAPLE,SILVER FAC NT Ambrosia grayi BURSAGE,WOOLLY-LEAF FACW PNF Acer saccharum MAPLE,SUGAR UPL NT Ambrosia psilostachya RAGWEED,NAKED-SPIKE FAC- PNF Achillea millefolium YARROW,COMMON FACU PNF Ambrosia trifida RAGWEED,GREAT FAC ANF Acorus calamus SWEETFLAG OBL PIEF Amelanchier alnifolia SERVICE-BERRY,SASKATOON FAC- NS Adiantum capillus-veneris FERN,SOUTHERN MAIDEN-HAIR FACW+ PNF3 Amelanchier arborea SERVICE-BERRY,DOWNY FACU NT Adiantum pedatum FERN,NORTHERN MAIDEN-HAIR FAC PNF3 Amianthium muscaetoxicum FLYPOISON FAC PNF Adiantum tricholepis FERN,HAIRY MAIDEN-HAIR FAC PNF3 Ammannia auriculata AMMANNIA,RED-STEM OBL ANF Aeschynomene evenia JOINT-VETCH NI PNF Ammannia coccinea AMMANNIA,PURPLE OBL ANF Aeschynomene indica JOINT-VETCH,INDIA FACW ANF Ammannia latifolia AMMANNIA,PINK OBL ANF Aesculus glabra BUCKEYE,OHIO FAC- NT Ammoselinum butleri SAND-PARSLEY,BUTLER'S FAC+ ANF Aesculus glabra BUCKEYE,TEXAS FACU- NT Amorpha croceolanata INDIGO,FALSE NI NS Aesculus pavia BUCKEYE,RED FAC- NST Amorpha fruticosa INDIGO-BUSH,FALSE FACW NS Agalinis aphylla FALSE-FOXGLOVE,SCALE-LEAF NI AN+F Amorpha paniculata INDIGO-BUSH,PANICLED FACW NS Agalinis aspera FALSE-FOXGLOVE,ROUGH PURPLE FAC ANF Amorpha texana AMORPHA,TEXAS FACU NS Agalinis fasciculata FALSE-FOXGLOVE,BEACH FAC ANF Ampelamus albidus SANDVINE FAC PNF Agalinis heterophylla FALSE-FOXGLOVE,PRAIRIERichard ChinnFAC EnvironmentalANF Ampelopsis arborea Training,PEPPER-VINE Inc. FAC NWV Agalinis maritima FALSE-FOXGLOVE,SALTMARSH OBL ANF Ampelopsis cordata PEPPER-VINE,HEART-LEAF FAC- NWVS Agalinis oligophylla FALSE-FOXGLOVE,RIDGE-STEM NI AN+F Amphicarpaea bracteata HOG-PEANUT,AMERICAN FACU APNFV Agalinis pulchella FALSE-FOXGLOVE NI AN+F Amsonia glaberrima SLIMPOD,SMOOTH FACW+ PNF Agalinis purpurea FALSE-FOXGLOVE,LARGE PURPLE FAC ANF Amsonia illustris SLIMPOD,GREAT PLAINS FAC+ PNF Agalinis tenuifolia FALSE-FOXGLOVE,SLENDER FAC- AF Amsonia tabernaemontana SLIMPOD,EASTERN FACW- PNF Agastache nepetoides GIANT-HYSSOP,YELLOW FAC PNF Anagallis arvensis PIMPERNEL,SCARLET FACW- AIF Ageratina altissima SNAKEROOT,WHITE www.richardchinn.comUPL N Andropogon gerardii BLUESTEM,BIG FACU PNG Agrimonia parviflora GROOVEBUR,SMALL-FLOWER FACW PNF Andropogon glomeratus BLUESTEM,BUSHY FACW+ PNG Agrimonia rostellata GROOVEBUR,BEAKED FAC- PNF Andropogon ternarius BLUESTEM,SILVER FACU PNG Agrimonia striata GROOVEBUR,WOODLAND NI PNF Andropogon virginicus BROOM-SEDGE FACU+ PNG Agropyron repens QUACKGRASS FACU- PIG Androsace occidentalis ROCK-JASMINE,WESTERN FACU- ANF Agropyron smithii WHEATGRASS,WESTERN FAC- PNG Androsace septentrionalis ROCK-JASMINE,PYGMY-FLOWER NI ANF Agropyron spicatum WHEATGRASS,BLUE-BUNCH UPL PNG Anemone virginiana THIMBLE-WEED,TALL NI PNF Agropyron trachycaulum WHEATGRASS,SLENDER FAC- PNG Anemopsis californica YERBA MANSA FACW+ PNF Agrostis alba REDTOP [email protected] PIG Anoda cristata ANODA,CRESTED FAC ANF Agrostis avenacea BENTGRASS,HAIRY-FLOWER NI PIG Anthaenantia rufa SILKY-SCALE,PURPLE FACU PNG Agrostis exarata BENTGRASS,SPIKE FACW PNG Anthaenantia villosa SILKY-SCALE,GREEN FACU- PNG Agrostis gigantea BENTGRASS,BLACK NI PNG Anthemis cotula MAYWEED FACU AIF Agrostis hyemalis BENTGRASS,WINTER FACW- PNG Apios americana POTATO-BEAN,AMERICAN FAC PNF Agrostis perennans BENTGRASS,PERENNIAL FAC PNG Apium graveolens CELERY NI PIF Agrostis scabra BENTGRASS,ROUGH FAC+ PNG Aplectrum hyemale PUTTYROOT NI PNF Agrostis semiverticillata BENTGRASS,WATER 1.800.427.0307OBL PIG Apocynum cannabinum DOGBANE,CLASPING-LEAF FAC PNF Agrostis stolonifera BENTGRASS,SPREADING FACW PNG Apocynum sibiricum DOGBANE,PRAIRIE FAC PNF Ailanthus altissima TREE-OF-HEAVEN FACU IT Apteria aphylla NIXIE,NODDING FACW PNF Aletris aurea COLIC-ROOT,GOLDEN FACW+ PNF Aquilegia canadensis COLUMBINE,WILD FACW PNF Aletris farinosa COLIC-ROOT,WHITE FAC PNF Aquilegia chaplinei COLUMBINE,CHAPLINE'S OBL* PNF Alhagi camelorum CAMEL-THORN FAC+ IS Aquilegia chrysantha COLUMBINE,GOLDEN FACW- PNF Alisma subcordatum WATER-PLANTAIN,SUBCORDATE OBL PNEF Aquilegia hinckleyana COLUMBINE,HINCKLEY'S FACW+ PNF Allenrolfea occidentalis BUSH,IODINE FACW N$HS Aquilegia longissima COLUMBINE,LONG-SPUR FACW+ PNF Alliaria petiolata MUSTARD,GARLIC NI BIF Aralia nudicaulis SARSAPARILLA,WILD NI PNF Allium bivalve GARLIC,FALSE FACU- PNF Aralia spinosa CLUB,HERCULES FAC NT Allium canadense ONION,MEADOW FACU- PNF Arenaria lanuginosa SANDWORT,SPREADING FACU PNF Allium geyeri ONION,GEYER FACU PNF Arenaria serpyllifolia SANDWORT,THYME-LEAF FACU AIF Allium vineale GARLIC,FIELD NI PIF Arisaema dracontium DRAGON,GREEN FACW PNF Allolepis texana SALTGRASS,TEXAS FAC PNG Arisaema quinatum JACK-IN-THE-PULPIT,FIVE-LEAF FAC- PNF Alnus serrulata ALDER,BROOK-SIDE OBL NT Arisaema triphyllum JACK-IN-THE-PULPIT,SWAMP FACW PNF Alopecurus aequalis FOXTAIL,SHORT-AWN OBL PNG Aristida affinis GRASS,LONG-LEAF THREE-AWN FACW- PNG Alopecurus carolinianus FOXTAIL,TUFTED FACW ANG Aristida dichotoma GRASS,SHINNERS' THREE-AWN FACU ANG Alopecurus geniculatus FOXTAIL,MEADOW OBL PNG Aristida longespica GRASS,SLIM-SPIKE THREE-AWN FACU ANG Alopecurus myosuroides FOXTAIL,MOUSE FACW AIG Aristida virgata GRASS,WAND-LIKE THREE-AWN FAC PNG Alopecurus pratensis FOXTAIL,MEADOW NI PIG Aristolochia serpentaria SNAKEROOT,VIRGINIA NI PNF Alophia drummondii CELESTIAL NI PNF Aristolochia tomentosa DUTCHMAN'S-PINE,WOOLLY FAC PNF Alternanthera philoxeroides WEED,ALLIGATOR OBL PIEF Armoracia aquatica LAKECRESS OBL PNZF Amaranthus acanthochiton AMARANTH,GREEN-STRIPE FACU ANF Arnoglossum ovatum INDIAN-PLANTAIN,EGG-LEAF NI PNF Amaranthus albus AMARANTH,WHITE FACU- ANF Arnoglossum plantagineum INDIAN-PLANTAIN,GROOVE-STEM FAC PNF Amaranthus arenicola AMARANTH,SANDHILLS FACU- ANF Aronia arbutifolia CHOKEBERRY,RED FACW NS Amaranthus australis AMARANTH,SOUTHERN OBL ANF Artemisia annua WORMWOOD,ANNUAL FACU AIF Amaranthus blitoides AMARANTH,PROSTRATE FAC AIF Artemisia ludoviciana SAGEBRUSH,WHITE UPL PNFH Scientific Name Common Name Region 6 Habit Scientific Name Common Name Region 6 Habit Arthraxon hispidus ARTHRAXON,JOINT-HEAD NI AIG Bartonia verna SCREWSTEM,WHITE OBL ANF Aruncus dioicus GOATSBEARD,HAIRY NI PNF Bassia hyssopifolia SMOTHER-WEED,FIVE-HORN FACW- AIF Arundinaria gigantea CANE,GIANT FACW PNG Batis maritima SALTWORT OBL N$S Arundo donax REED,GIANT FAC+ PIG Berchemia scandens SUPPLE-JACK,ALABAMA FAC+ NWV Asclepias curassavica MILKWEED,SCARLET FAC+ PIF Bergia texana BERGIA,TEXAS OBL ANF Asclepias hirtella MILKWEED,GREEN NI PNF Berula erecta PARSNIP,CUT-LEAF WATER OBL PIF Asclepias incarnata MILKWEED,SWAMP FACW+ PNF Beta vulgaris BEET,CULTIVATED UPL AIF Asclepias lanceolata MILKWEED,FEN-FLOWER OBL PNF Betula nigra BIRCH,RIVER FACW NT Asclepias longifolia MILKWEED,LONG-LEAF OBL PNF Bidens aristosa BEGGAR-TICKS,BEARDED FACW ANF Asclepias oenotheroides MILKWEED,ZIZOTES FACU+ PNF Bidens bigelovii BEGGAR-TICKS,BIGELOW'S FACW ANF Asclepias perennis MILKWEED,AQUATIC OBL PNF Bidens cernua BEGGAR-TICKS,NODDING OBL AIF Asclepias purpurascens MILKWEED,PURPLE FACU+ PNF Bidens discoidea BEGGAR-TICKS,SWAMP FACW+ ANF Asclepias rubra MILKWEED,RED OBL PNF Bidens frondosa BEGGAR-TICKS,DEVIL'S FACW ANF Asclepias speciosa MILKWEED,SHOWY FAC PNF Bidens laevis BEGGAR-TICKS,SMOOTH OBL PNF Asclepias subverticillata MILKWEED,WESTERN WHORLED FACU- PNF Bidens leptocephala BEGGAR-TICKS,FEW-FLOWER FACW PNF Asclepias texana MILKWEED,TEXAS FACU PNF Bidens mitis BEGGAR-TICKS,SMALL-FRUIT OBL ANF Asclepias variegata MILKWEED,WHITE FACU PNF Bidens pilosa BEGGAR-TICKS,HAIRY NI ANF Ascyrum hypericoides CROSS,ST. ANDREW'S FACU NS Bidens polylepis BEGGAR-TICKS,AWNLESS FACW- ANF Ascyrum stans ST. PETERSWORT FAC NS Bidens tripartita BEGGAR-TICKS,THREE-LOBE NI AIF Asimina parviflora PAWPAW,DWARF FAC NST Bigelowia nudata GOLDEN-ROD,RAYLESS FACW PNF Asimina triloba PAWPAW,COMMON FAC- NT Bignonia capreolata CROSSVINE FAC NWV Asparagus officinalis ASPARAGUS-FERN,GARDEN FACU PIF Blephilia hirsuta WOODMINT,HAIRY NI PNF Asplenium platyneuron SPLEENWORT,EBONY FACU- PNF3 Boehmeria cylindrica FALSE-NETTLE,SMALL-SPIKE FACW PNF Aster brachyactis ASTER,RAYLESS ALKALI NI ANF Boltonia asteroides BOLTONIA,WHITE FACW PNF Aster coerulescens ASTER NI PNF Boltonia diffusa BOLTONIA,SMALL-HEAD FACW- PNF Aster dumosus ASTER,BUSHRichard ChinnFAC EnvironmentalPNF Borrichia frutescens Training,OXEYE,SEA Inc. FACW+ NS Aster ericoides ASTER,WHITE HEATH FACU- PNF Botrychium biternatum GRAPEFERN,SPARSE-LOBE FAC PNF3 Aster falcatus ASTER,WHITE PRAIRIE NI PNF Botrychium dissectum GRAPEFERN,CUTLEAF FAC PNF3 Aster hemisphericus ASTER,TENNESSEE FAC PNF Botrychium virginianum FERN,RATTLESNAKE FACU PNF3 Aster hesperius ASTER,SISKIYOU NI PNF Bowlesia