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Indiana Department of Natural Resources

Nature Preserves > Heritage Data Center > About The Center > High Quality Natural Communities of Indiana > Endangered, Threatened, & Rare Vascular Plant Species Documented from Indiana Endangered, Threatened, & Rare Vascular Plant Species Documented from Indiana

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Z

A

ACALYPHA DEAMII MERCURY ** ST G5T? S2
ACONITUM UNCINATUM BLUE MONKSHOOD ** SE G4 S1
ACTAEA RUBRA RED BANEBERRY ** SR G5 S2
ADLUMIA FUNGOSA CLIMBING FUMATORY ** SX G4 SX
AGALINIS AURICULATA EARLEAF FOXGLOVE ** SE G3 S1
AGALINIS SKINNERIANA PALE FALSE FOXGLOVE ** SE G3 S1
AMELANCHIER HUMILIS RUNNING SERVICEBERRY ** SE G5 S1
ANDROMEDA GLAUCOPHYLLA BOG ROSEMARY ** SR G5 S2
ANDROSACE OCCIDENTALIS WESTERN ROCKJASMINE ** ST G5 S2
ANEMONE CAROLINIANA CAROLINA ANEMONE ** SX G5 SX
ARABIS DRUMMONDII DRUMMOND ROCKCRESS ** SE G5 S1
ARABIS GLABRA TOWER-MUSTARD ** ST G5 S2
ARABIS MISSOURIENSIS VAR DEAMII MISSOURI ROCKCRESS ** SE G4?QT3 S1
ARABIS PATENS SPREADING ROCKCRESS ** SE G3G4 S1
ARALIA HISPIDA BRISTLY SARSAPARILLA ** SE G5 S1
ARCTOSTAPHYLOS UVA-URSI BEARBERRY ** SR G5 S2
ARENARIA PATULA PITCHER'S STITCHWORT ** SE G4 S1
ARENARIA STRICTA MICHAUX'S STITCHWORT ** SR G5 S2
ARETHUSA BULBOSA SWAMP-PINK ** SX G4 SX
ARISTIDA INTERMEDIA SLIM-SPIKE THREE-AWN GRASS ** SR G? S2
ARISTIDA TUBERCULOSA SEABEACH NEEDLEGRASS ** SR G5 S2
ARMORACIA AQUATICA LAKE CRESS ** SE G4? S1
ASCLEPIAS MEADII MEAD'S MILKWEED LT SRE LT SRE G2 SX
ASCLEPIAS VIRIDIS GREEN MILKWEED ** SE G4G5 S1
ASPLENIUM BRADLEYI BRADLEY'S SPLEENWORT ** SE G4 S1
ASPLENIUM MONTANUM MOUNTAIN SPLEENWORT ** SE G5 S1
ASPLENIUM RESILIENS BLACK-STEM SPLEENWORT ** SE G5 S1
ASPLENIUM RUTA-MURARIA WALLRUE SPLEENWORT ** ST G5 S2
ASTER FURCATUS FORKED ASTER ** SR G3G4 S2
ASTER JUNCIFORMIS RUSHLIKE ASTER ** SR G5 S2
ASTER OBLONGIFOLIUS AROMATIC ASTER ** SR G5 S2
ASTER SCHREBERI SCHREBER ASTER ** SE G4 S1
ASTER SERICEUS WESTERN SILVERY ASTER ** SR G5 S2
ASTRAGALUS TENNESSEENSIS TENNESSEE MILK-VETCH ** SRE G3 SX
AUREOLARIA GRANDIFLORA VAR PULCHRA LARGE-FLOWER FALSE-FOXGLOVE ** SX G4G5T? SX
AZOLLA CAROLINIANA CAROLINA MOSQUITO-FERN ** ST G5 S2

B

BACOPA ROTUNDIFOLIA ROUNDLEAF WATER-HYSSOP ** SE G5 S1
BAPTISIA AUSTRALIS WILD FALSE INDIGO ** ST G5 S2
BERBERIS CANADENSIS AMERICAN BARBERRY ** SE G4 S1
BESSEYA BULLII KITTEN TAILS ** SE G3 S1
BETULA POPULIFOLIA GRAY BIRCH ** SX G5 SX
BIDENS BECKII BECK WATER-MARIGOLD ** SE G4G5TU S1
BOTRYCHIUM MATRICARIIFOLIUM CHAMOMILE GRAPE-FERN ** ST G5 S2
BOTRYCHIUM MULTIFIDUM VAR INTERMEDIUM LEATHERY GRAPE-FERN ** SX G5T4? SX
BOTRYCHIUM SIMPLEX LEAST GRAPE-FERN ** SE G5 S1
BUCHNERA AMERICANA BLUEHEARTS ** SE G5? S1
BUMELIA LYCIOIDES BUCKTHORN ** SE G5 S1

C

CABOMBA CAROLINIANA CAROLINA FANWORT ** SX G5 SX
CALAMAGROSTIS PORTERI SSP INSPERATA REED BENT GRASS ** ST G4T2 S1
CALLA PALUSTRIS WILD CALLA ** SE G5 S1
CALLIRHOE TRIANGULATA CLUSTERED POPPY-MALLOW ** SX G3G4 SX
CALYCOCARPUM LYONII CUP-SEED ** ST G5 S2
CAMASSIA ANGUSTA WILD HYACINTH ** SE G5?Q S1
CAREX ALOPECOIDEA FOXTAIL SEDGE ** SE G5 S1
CAREX ARCTATA BLACK SEDGE ** SE G5? S1
CAREX ATHERODES AWNED SEDGE ** SE G5 S1
CAREX ATLANTICA SSP ATLANTICA ATLANTIC SEDGE ** ST G5T4 S2
CAREX ATLANTICA SSP CAPILLACEA HOWE SEDGE ** SE G5T5? S1
CAREX AUREA GOLDEN-FRUITED SEDGE ** SR G5 S2
CAREX BEBBII BEBB'S SEDGE ** ST G5 S2
CAREX BRUNNESCENS BROWNISH SEDGE ** SE G5 S1
CAREX BUSHII BUSH'S SEDGE ** SE G4 S1
CAREX CHORDORRHIZA CREEPING SEDGE ** SE G5 S1
CAREX CONOIDEA FIELD SEDGE ** SE G4 S1
CAREX CRAWEI CRAWE SEDGE ** ST G5 S2
CAREX CUMULATA CLUSTERED SEDGE ** SE G4? S1
CAREX DEBILIS VAR RUDGEI WHITE-EDGE SEDGE ** ST G5T5 S2
CAREX DECOMPOSITA CYPRESS-KNEE SEDGE ** ST G4 S2
CAREX DISPERMA SOFTLEAF SEDGE ** SE G5 S1
CAREX EBURNEA EBONY SEDGE ** SR G5 S2
CAREX ECHINATA LITTLE PRICKLY SEDGE ** SE G5 S1
CAREX FLAVA YELLOW SEDGE ** ST G5 S2
CAREX FOLLICULATA LONG SEDGE ** ST G4G5 S2
CAREX GARBERI ELK SEDGE ** ST G4 S2
CAREX GIGANTEA LARGE SEDGE ** SE G4 S1
CAREX GRAVIDA HEAVY SEDGE ** SE G5 S1
CAREX LEPTONERVIA FINELY-NERVED SEDGE ** SE G4 S1
CAREX LIMOSA MUD SEDGE ** SE G5 S1
CAREX LUPULIFORMIS FALSE HOP SEDGE ** SR G3? S2
CAREX PEDUNCULATA LONGSTALK SEDGE ** SR G5 S2
CAREX PSEUDOCYPERUS CYPERUS-LIKE SEDGE ** SE G5 S1
CAREX RETRORSA RETRORSE SEDGE ** SE G5 S1
CAREX RICHARDSONII RICHARDSON SEDGE ** SE G4 S1
CAREX SCABRATA ROUGH SEDGE ** SE G5 S1
CAREX SEORSA WEAK STELLATE SEDGE ** SR G4 S2
CAREX SOCIALIS SOCIAL SEDGE ** SR G3 S2
CAREX SPARGANIOIDES VAR CEPHALOIDEA THINLEAF SEDGE ** ST G5 S2
CAREX STRAMINEA STRAW SEDGE ** ST G5 S2
CARYA PALLIDA SAND HICKORY ** ST G5 S2
CARYA TEXANA BLACK HICKORY ** SE G4 S1
CATALPA SPECIOSA NORTHERN CATALPA ** SR GU S2
CEANOTHUS HERBACEUS PRAIRIE REDROOT ** SX G5 SX
CHAEROPHYLLUM PROCUMBENS VAR SHORTII WILD CHERVIL ** SE G5T3T4 S1
CHAMAELIRIUM LUTEUM DEVIL'S-BIT ** SE G5 S1
CHEILANTHES LANOSA HAIRY LIPFERN ** SR G5 S2
CHIMAPHILA UMBELLATA SSP CISATLANTICA PIPSISSEWA ** ST G5T5 S2
CHRYSOPSIS VILLOSA HAIRY GOLDEN-ASTER ** ST G5 S2
CHRYSOSPLENIUM AMERICANUM AMERICAN GOLDEN-SAXIFRAGE ** ST G5 S2
CIMICIFUGA RUBIFOLIA APPALACHIAN BUGBANE ** SE G3 S1
CIRCAEA ALPINA SMALL ENCHANTER'S NIGHTSHADE ** SX G5 SX
CIRSIUM CAROLINIANUM CAROLINA THISTLE ** SR G5 S2
CIRSIUM HILLII HILL'S THISTLE ** SE G3 S1
CIRSIUM PITCHERI DUNE THISTLE LT ST LT ST G3 S2
CLADRASTIS LUTEA YELLOWWOOD ** ST G4 S2
CLEMATIS PITCHERI PITCHER LEATHER-FLOWER ** SR G4G5 S2
CLINTONIA BOREALIS CLINTON LILY ** SE G5 S1
COELOGLOSSUM VIRIDE VAR VIRESCENS LONG-BRACT GREEN ORCHIS ** ST G5T5 S2
CONIOSELINUM CHINENSE HEMLOCK PARSLEY ** SE G5 S1
CONYZA CANADENSIS VAR PUSILLA FLEABANE ** SX G5T5 SX
CORALLORRHIZA TRIFIDA VAR VERNA EARLY CORALROOT ** SX G5T?Q SX
CORNUS AMOMUM SSP AMOMUM SILKY DOGWOOD ** SE G5T? S1
CORNUS CANADENSIS BUNCHBERRY ** SE G5 S1
CORNUS RUGOSA ROUNDLEAF DOGWOOD ** SR G5 S2
CORYDALIS SEMPERVIRENS PALE CORYDALIS ** SE G4G5 S1
CRATAEGUS ARBOREA A HAWTHORN ** SE G4G5 S1
CRATAEGUS BILTMOREANA BILTMORE HAWTHORN ** SE G5 S1
CRATAEGUS CHRYSOCARPA FINEBERRY HAWTHORN ** SE G5 S1
CRATAEGUS GRANDIS GRAND HAWTHORN ** SE G3G5Q S1
CRATAEGUS INTRICATA A HAWTHORN ** SR G5 S2
CRATAEGUS KELLOGGII KELLOGG HAWTHORN ** SE G3? S1
CRATAEGUS PEDICELLATA SCARLET HAWTHORN ** ST G5 S2
CRATAEGUS PRONA ILLINOIS HAWTHORN ** SE G4G5 S1
CRATAEGUS SUCCULENTA FLESHY HAWTHORN ** SR G5 S2
CRATAEGUS VIRIDIS GREEN HAWTHORN ** ST G5 S2
CROTONOPSIS ELLIPTICA ELLIPTICAL RUSHFOIL ** SE G5 S1
CUSCUTA CUSPIDATA CUSP DODDER ** SX G5 SX
CYPERUS ACUMINATUS SHORT-POINT FLATSEDGE ** SE G5 S1
CYPERUS DENTATUS TOOTHED SEDGE ** SE G4 S1
CYPERUS HOUGHTONII HOUGHTON'S NUTSEDGE ** SR G4? S2
CYPERUS PSEUDOVEGETUS GREEN FLATSEDGE ** SR G5 S2
CYPRIPEDIUM CALCEOLUS VAR PARVIFLORUM SMALL YELLOW LADY'S-SLIPPER ** SR G5 S2
CYPRIPEDIUM CANDIDUM SMALL WHITE LADY'S-SLIPPER ** SR G4 S2

D

DENTARIA MULTIFIDA DIVIDED TOOTHWORT ** SE G4? S1
DESCHAMPSIA CESPITOSA TUFTED HAIRGRASS ** SR G5 S2
DESMODIUM HUMIFUSUM TICK TREFOIL ** SE G1G2Q S1
DICLIPTERA BRACHIATA WILD MUDWORT ** SE G5 S1
DIDIPLIS DIANDRA WATER-PURSLANE ** SR G5 S2
DIERVILLA LONICERA NORTHERN BUSH-HONEYSUCKLE ** SR G5 S2
DIODIA VIRGINIANA BUTTONWEED ** ST G5 S2
DODECATHEON FRENCHII FRENCH'S SHOOTINGSTAR ** SR G3 S2
DROSERA INTERMEDIA SPOON-LEAVED SUNDEW ** SR G5 S2
DRYOPTERIS CELSA LOG FERN ** SX G4 SX
DRYOPTERIS CLINTONIANA CLINTON WOODFERN ** SX G5 SX

E

ECHINODORUS BERTEROI ** SX G5 SX
ECHINODORUS CORDIFOLIUS CREEPING BUR-HEAD ** SX G5 SX
ECHINODORUS PARVULUS LITTLE BUR-HEAD ** SE G3 S1
ELEOCHARIS EQUISETOIDES HORSE-TAIL SPIKERUSH ** SE G4 S1
ELEOCHARIS GENICULATA CAPITATE SPIKE-RUSH ** ST G5 S2
ELEOCHARIS MELANOCARPA BLACK-FRUITED SPIKE-RUSH ** ST G4 S2
ELEOCHARIS MICROCARPA SMALL-FRUITED SPIKE-RUSH ** SE G5 S1
ELEOCHARIS ROBBINSII ROBBINS SPIKERUSH ** SR G4G5 S2
ELEOCHARIS WOLFII WOLF SPIKERUSH ** SR G4G5 S2
EPILOBIUM ANGUSTIFOLIUM FIREWEED ** SE G5 S1
EPILOBIUM CILIATUM HAIRY WILLOW-HERB ** SE G5 S1
EQUISETUM VARIEGATUM VARIEGATED HORSETAIL ** SE G5 S1
ERIOCAULON SEPTANGULARE PIPEWORT ** SE G5 S1
ERIOPHORUM ANGUSTIFOLIUM NARROW-LEAVED COTTON-GRASS ** SR G5 S2
ERIOPHORUM GRACILE SLENDER COTTON-GRASS ** ST G5 S2
ERIOPHORUM SPISSUM DENSE COTTON-GRASS ** SX G5T5 SX
ERIOPHORUM VIRIDICARINATUM GREEN-KEELED COTTON-GRASS ** SR G5 S2
ERYSIMUM CAPITATUM PRAIRIE-ROCKET WALLFLOWER ** ST G5 S2
EUPATORIUM ALBUM WHITE THOROUGHWORT ** SE G5 S1
EUPATORIUM INCARNATUM PINK THOROUGHWORT ** ST G5 S2
EUPHORBIA OBTUSATA BLUNTLEAF SPURGE ** SX G5 SX
EUPHORBIA SERPENS MATTED BROOMSPURGE ** SX G5 SX

F

FESTUCA PARADOXA CLUSTER FESCUE ** SE G5 S1
FIMBRISTYLIS PUBERULA CAROLINA FIMBRY ** SE G5 S1
FRAGARIA VESCA VAR AMERICANA WOODLAND STRAWBERRY ** SX G5T? SX
FUIRENA PUMILA DWARF UMBRELLA-SEDGE ** ST G4 S2

G

GAURA FILIPES SLENDER-STALKED GAURA ** ST G5 S2
GENTIANA ALBA YELLOW GENTIAN ** SR G4 S2
GENTIANA PUBERULENTA DOWNY GENTIAN ** ST G4G5 S2
GENTIANA VILLOSA STRIPED GENTIAN ** SE G4 S1
GERANIUM BICKNELLII BICKNELL NORTHERN CRANE'S-BILL ** SE G5 S1
GERANIUM ROBERTIANUM HERB-ROBERT ** ST G5 S2
GEUM RIVALE PURPLE AVENS ** SE G5 S1
GLEDITSIA AQUATICA WATER-LOCUST ** SE G5 S1
GLYCERIA ACUTIFLORA SHARP-SCALED MANNA-GRASS ** SE G5 S1
GLYCERIA BOREALIS SMALL FLOATING MANNA-GRASS ** SE G5 S1
GLYCERIA GRANDIS AMERICAN MANNA-GRASS ** SX G5 SH
GNAPHALIUM MACOUNII WINGED CUDWEED ** SX G5 SX
GONOLOBUS OBLIQUUS ANGLE POD ** SR G4? S2
GYMNOPOGON AMBIGUUS BROADLEAF BEARDGRASS ** SX G4 SX

H

HELIOTROPIUM TENELLUM SLENDER HELIOTROPE ** ST G5 S2
HEMICARPHA DRUMMONDII DRUMMOND HEMICARPHA ** SX G4G5 SX
HEXALECTRIS SPICATA CRESTED CORALROOT ** SR G4? S2
HIBISCUS LASIOCARPUS HAIRY-FRUITED HIBISCUS ** SE G4 S1
HIPPURIS VULGARIS COMMON MARE'S-TAIL ** SX G5 SX
HOTTONIA INFLATA FEATHERFOIL ** ST G4 S2
HOUSTONIA NIGRICANS NARROWLEAF SUMMER BLUETS ** SR G5 S2
HUDSONIA TOMENTOSA SAND-HEATHER ** ST G5 S2
HYDROCOTYLE AMERICANA AMERICAN WATER-PENNYWORT ** SE G5 S1
HYPERICUM ADPRESSUM CREEPING ST. JOHN'S-WORT ** SE G2G3 S1
HYPERICUM DENTICULATUM COPPERY ST. JOHN'S-WORT ** ST G5 S2
HYPERICUM DOLABRIFORME STRAGGLING ST. JOHN'S-WORT ** SR G4 S2
HYPERICUM FRONDOSUM GOLDEN ST. JOHN'S-WORT ** SX G4 SX
HYPERICUM GYMNANTHUM ** SE G4 S1
HYPERICUM PYRAMIDATUM GREAT ST. JOHN'S-WORT ** SE G4 S1

I

ILIAMNA REMOTA KANKAKEE GLOBE-MALLOW ** SE G1Q S1
IRESINE RHIZOMATOSA EASTERN BLOODLEAF ** SR G5 S2
ISOETES ENGELMANNII APPALACHIAN QUILLWORT ** SE G4 S1
ISOETES MELANOPODA BLACKFOOT QUILLWORT ** SE G5 S1
ITEA VIRGINICA VIRGINIA WILLOW ** SE G4 S1

J

JUNCUS ARTICULATUS JOINTED RUSH ** SE G5 S1
JUNCUS BALTICUS VAR LITTORALIS BALTIC RUSH ** SR G5T5 S2
JUNCUS MILITARIS BAYONET RUSH ** SX G4 SX
JUNCUS PELOCARPUS BROWN-FRUITED RUSH ** ST G5 S2
JUNCUS SCIRPOIDES SCIRPUS-LIKE RUSH ** ST G5 S2
JUNCUS SECUNDUS SECUND RUSH ** SE G5? S1
JUNIPERUS COMMUNIS GROUND JUNIPER ** SR G5 S2

K

KRIGIA OPPOSITIFOLIA DWARF DANDELION ** ST G? S2

L

LACTUCA LUDOVICIANA WESTERN LETTUCE ** SX G4? SX
LATHYRUS MARITIMUS VAR GLABER BEACH PEAVINE ** SE G5T4T5 S1
LATHYRUS OCHROLEUCUS PALE VETCHLING PEAVINE ** SE G4G5 S1
LATHYRUS VENOSUS SMOOTH VEINY PEA ** ST G5 S2
LEAVENWORTHIA UNIFLORA MICHAUX'S LEAVENWORTHIA ** SE G4 S1
LECHEA RACEMULOSA ILLINOIS PINWEED ** SE G5 S1
LECHEA STRICTA UPRIGHT PINWEED ** SX G4? SX
LEMNA MINIMA LEAST DUCKWEED ** SE G? S1
LEMNA PERPUSILLA MINUTE DUCKWEED ** SX G5 SX
LEMNA VALDIVIANA PALE DUCKWEED ** SX G5 SX
LEPTOCHLOA PANICOIDES AMAZON SPRANGLE-TOP ** SE G3G5 S1
LESPEDEZA STUEVEI TALL BUSH-CLOVER ** SX G4? SX
LESQUERELLA GLOBOSA LESQUEREUX'S MUSTARD ** SE G2 S1
LIATRIS PYCNOSTACHYA CATTAIL GAY-FEATHER ** ST G5 S2
LIGUSTICUM CANADENSE NONDO LOVAGE ** SE G4 S1
LILIUM CANADENSE CANADA LILY ** SR G5 S2
LINNAEA BOREALIS TWINFLOWER ** SX G5 SX
LINUM INTERCURSUM SANDPLAIN FLAX ** SE G4 S1
LINUM STRIATUM RIDGED YELLOW FLAX ** ST G5 S2
LINUM SULCATUM GROOVED YELLOW FLAX ** SR G5 S2
LITHOSPERMUM INCISUM NARROW-LEAVED PUCCOON ** SE G5 S1
LONICERA CANADENSIS AMERICAN FLY-HONEYSUCKLE ** SX G5 SX
LUDWIGIA DECURRENS PRIMROSE WILLOW ** SR G5 S2
LUDWIGIA GLANDULOSA CYLINDRIC-FRUITED SEEDBOX ** ST G5 S2
LUDWIGIA SPHAEROCARPA GLOBE-FRUITED FALSE-LOOSESTRIFE ** SE G5 S1
LUZULA ACUMINATA HAIRY WOODRUSH ** SE G5 S1
LYCOPODIELLA INUNDATA NORTHERN BOG CLUBMOSS ** SE G5 S1
LYCOPODIELLA SUBAPPRESSA NORTHERN APPRESSED BOG CLUBMOSS ** SE G2 S1
LYCOPODIUM DENDROIDEUM TREELIKE CLUBMOSS ** SE G5 S1
LYCOPODIUM HICKEYI HICKEY'S CLUBMOSS ** SR G5 S2
LYCOPODIUM OBSCURUM TREE CLUBMOSS ** SR G5 S2
LYCOPODIUM TRISTACHYUM DEEP-ROOT CLUBMOSS ** ST G5 S2
LYCOPUS AMPLECTENS SESSILE-LEAVED BUGLEWEED ** SE G5 S1
LYGODIUM PALMATUM CLIMBING FERN ** SE G4 S1

M

MAGNOLIA ACUMINATA CUCUMBER MAGNOLIA ** SE G5 S1
MAGNOLIA TRIPETALA UMBRELLA MAGNOLIA ** SE G5 S1
MALAXIS UNIFOLIA GREEN ADDER'S-MOUTH ** SE G5 S1
MATTEUCCIA STRUTHIOPTERIS OSTRICH FERN ** SR G5 S2
MELAMPYRUM LINEARE AMERICAN COW-WHEAT ** SR G5 S2
MELANTHIUM VIRGINICUM VIRGINIA BUNCHFLOWER ** SE G5 S1
MELICA NITENS THREE-FLOWER MELIC GRASS ** ST G5 S2
MELOTHRIA PENDULA CREEPING CUCUMBER ** SX G4 SX
MIKANIA SCANDENS CLIMBING HEMPWEED ** SE G5 S1
MILIUM EFFUSUM TALL MILLET-GRASS ** SR G5 S2
MONARDA BRADBURIANA EASTERN BEE-BALM ** SE G5 S1
MUHLENBERGIA CAPILLARIS LONG-AWN HAIRGRASS ** SE G5 S1
MUHLENBERGIA CUSPIDATA PLAINS MUHLENBERGIA ** SE G4 S1
MYOSOTIS LAXA SMALLER FORGET-ME-NOT ** SE G5 S1
MYRIOPHYLLUM PINNATUM CUTLEAF WATER-MILFOIL ** SE G5 S1
MYRIOPHYLLUM VERTICILLATUM WHORLED WATER-MILFOIL ** ST G5 S2

N

NAJAS GRACILLIMA THREAD-LIKE NAIAD ** SE G5? S1
NAPAEA DIOICA GLADE MALLOW ** SR G3? S2
NOTHOSCORDUM BIVALVE CROW-POISON ** SR G4 S2

O

OENOTHERA PERENNIS SMALL SUNDROPS ** ST G5 S2
OENOTHERA TRILOBA STEMLESS EVENING-PRIMROSE ** SX G4 SX
ONOSMODIUM HISPIDISSIMUM SHAGGY FALSE-GROMWELL ** SE G4 S1
OPHIOGLOSSUM ENGELMANNII LIMESTONE ADDER'S-TONGUE ** SR G5 S2
OROBANCHE FASCICULATA CLUSTERED BROOMRAPE ** SE G4 S1
OROBANCHE LUDOVICIANA LOUISIANA BROOMRAPE ** ST G5 S2
ORYZOPSIS ASPERIFOLIA WHITE-GRAINED MOUNTAIN-RICEGRASS ** SE G5 S1
ORYZOPSIS PUNGENS SLENDER MOUNTAIN-RICEGRASS ** SX G5 SX
ORYZOPSIS RACEMOSA BLACK-FRUIT MOUNTAIN-RICEGRASS ** ST G5 S2
OXALIS ILLINOENSIS ILLINOIS WOODSORREL ** SR G2G3Q S2
OXYDENDRUM ARBOREUM SOURWOOD ** ST G5 S2

P

PACHYSANDRA PROCUMBENS ALLEGHENY SPURGE ** SE G4G5 S1
PANICUM ANNULUM A PANIC-GRASS ** SE G? S1
PANICUM BICKNELLII A PANIC-GRASS ** SE GUQ S1
PANICUM BOREALE NORTHERN WITCHGRASS ** SR G5 S2
PANICUM COLUMBIANUM HEMLOCK PANIC-GRASS ** SR G5 S2
PANICUM COMMONSIANUM VAR ADDISONII COMMONS' PANIC-GRASS ** SR G5T4 S2
PANICUM LEIBERGII LEIBERG'S WITCHGRASS ** ST G5 S2
PANICUM LONGIFOLIUM LONG-LEAVED PANIC-GRASS ** SX G4 SX
PANICUM LUCIDUM SHINING PANIC-GRASS ** SE G?Q S1
PANICUM MATTAMUSKEETENSE A PANIC-GRASS ** SX G? SX
PANICUM SCOPARIUM BROOM PANIC-GRASS ** SE G5 S1
PANICUM SUBVILLOSUM A PANIC-GRASS ** SX G?Q SX
PANICUM VERRUCOSUM WARTY PANIC-GRASS ** ST G4 S2
PANICUM WILCOXIANUM BLOOD WITCHGRASS ** SR G5 S2
PANICUM YADKINENSE A PANIC-GRASS ** ST G?Q S2
PASSIFLORA INCARNATA PURPLE PASSION-FLOWER ** SR G5 S2
PENSTEMON CANESCENS GRAY BEARDTONGUE ** ST G4 S2
PENSTEMON DEAMII DEAM BEARDTONGUE ** SR G1?Q S1
PENSTEMON TUBAEFLORUS TUBE PENSTEMON ** SX G5 SX
PERIDERIDIA AMERICANA EASTERN EULOPHUS ** SE G4 S1
PHACELIA RANUNCULACEA BLUE SCORPION-WEED ** SE G4 S1
PHLOX AMPLIFOLIA LARGE-LEAVED PHLOX ** ST G3G5 S2
PHLOX BIFIDA SSP STELLARIA CLEFT PHLOX ** SE G5?T3 S1
PHLOX OVATA MOUNTAIN PHLOX ** SE G4 S1
PINUS BANKSIANA JACK PINE ** SR G5 S2
PINUS STROBUS EASTERN WHITE PINE ** SR G5 S2
PLANTAGO CORDATA HEART-LEAVED PLANTAIN ** SE G4 S1
PLATANTHERA CILIARIS YELLOW-FRINGE ORCHIS ** SE G5 S1
PLATANTHERA CLAVELLATA SMALL GREEN WOODLAND ORCHIS ** WL G5 S2
PLATANTHERA DILATATA LEAFY WHITE ORCHIS ** SE G5 S1
PLATANTHERA FLAVA VAR FLAVA SOUTHERN REIN ORCHID ** SE G4T4?Q S1
PLATANTHERA HOOKERI HOOKER ORCHIS ** SX G5 SX
PLATANTHERA HYPERBOREA LEAFY NORTHERN GREEN ORCHIS ** ST G5 S2
PLATANTHERA LEUCOPHAEA PRAIRIE WHITE-FRINGED ORCHID LT SX G2 SX
PLATANTHERA ORBICULATA LARGE ROUNDLEAF ORCHID ** SX G5? SX
PLATANTHERA PSYCODES SMALL PURPLE-FRINGE ORCHIS ** SR G5 S2
POA ALSODES GROVE MEADOW GRASS ** SR G4? S2
POA CUSPIDATA BLUEGRASS ** SX G5 SX
POA PALUDIGENA BOG BLUEGRASS ** WL G3 S3
POA WOLFII WOLF BLUEGRASS ** SR G4 S2
POLYGALA INCARNATA PINK MILKWORT ** SE G5 S1
POLYGALA PAUCIFOLIA GAY-WING MILKWORT ** SE G5 S1
POLYGONELLA ARTICULATA EASTERN JOINTWEED ** SR G5 S2
POLYGONUM CAREYI CAREY'S SMARTWEED ** ST G4 S2
POLYGONUM CILINODE FRINGED BLACK BINDWEED ** SE G5 S1
POLYGONUM HYDROPIPEROIDES VAR OPELOUSANUM NORTHEASTERN SMARTWEED ** ST G5 S2
POLYGONUM HYDROPIPEROIDES VAR SETACEUM SWAMP SMARTWEED ** SE G5 S1
POLYPODIUM POLYPODIOIDES RESURRECTION FERN ** SR G5 S2
POLYTAENIA NUTTALLII PRAIRIE PARSLEY ** SE G5 S1
POPULUS BALSAMIFERA BALSAM POPLAR ** SX G5 SX
POTAMOGETON BICUPULATUS SNAIL-SEED PONDWEED ** SX G4? SX
POTAMOGETON EPIHYDRUS NUTTALL PONDWEED ** SE G5 S1
POTAMOGETON FRIESII FRIES' PONDWEED ** SE G4 S1
POTAMOGETON OAKESIANUS OAKES PONDWEED ** SE G4 S1
POTAMOGETON PRAELONGUS WHITE-STEM PONDWEED ** SE G5 S1
POTAMOGETON PULCHER SPOTTED PONDWEED ** SE G5 S1
POTAMOGETON PUSILLUS SLENDER PONDWEED ** SR G5 S2
POTAMOGETON RICHARDSONII REDHEADGRASS ** ST G5 S2
POTAMOGETON ROBBINSII FLATLEAF PONDWEED ** ST G5 S2
POTAMOGETON STRICTIFOLIUS STRAIGHT-LEAF PONDWEED ** SE G5 S1
POTAMOGETON VASEYI VASEY'S PONDWEED ** SE G4 S1
POTENTILLA ANSERINA SILVERWEED ** ST G5 S2
PRENANTHES ASPERA ROUGH RATTLESNAKE-ROOT ** SR G4? S2
PRENANTHES CREPIDINEA NODDING RATTLESNAKE ROOT ** SR G3G4 S2
PROBOSCIDEA LOUISIANICA LOUISIANA UNICORN-PLANT ** SX G5? SX
PRUNUS PENSYLVANICA FIRE CHERRY ** SR G5 S2
PSILOCARYA NITENS SHORT-BEAKED BALD-RUSH ** SX G4 SX
PSILOCARYA SCIRPOIDES LONG-BEAKED BALDRUSH ** ST G4 S2
PSORALEA TENUIFLORA FEW-FLOWERED SCURF-PEA ** SX G5 SX
PTERIDIUM AQUILINUM VAR PSEUDOCAUDATUM BRACKEN FERN ** SX G5T5 SX
PYROLA ASARIFOLIA PINK WINTERGREEN ** SE G5 S1
PYROLA ROTUNDIFOLIA VAR AMERICANA AMERICAN WINTERGREEN ** SR G5 S2
PYROLA SECUNDA ONE-SIDED WINTERGREEN ** SX G5 SX
PYROLA VIRENS GREENISH-FLOWERED WINTERGREEN ** SX G5 SX

Q

QUERCUS PRINOIDES DWARF CHINQUAPIN OAK ** SE G5 S1

R

RANUNCULUS HARVEYI HARVEY'S BUTTERCUP ** SE G4 S1
RANUNCULUS LAXICAULIS MISSISSIPPI BUTTERCUP ** SE G5? S1
RANUNCULUS PUSILLUS PURSH BUTTERCUP ** SE G5 S1
RHEXIA MARIANA VAR MARIANA MARYLAND MEADOW BEAUTY ** SE G5T5 S1
RHUS AROMATICA VAR ARENARIA BEACH SUMAC ** ST G5T3T4 S2
RHYNCHOSPORA CORNICULATA VAR INTERIOR SHORT-BRISTLE HORNED-RUSH ** ST G5T? S2
RHYNCHOSPORA GLOBULARIS VAR RECOGNITA GLOBE BEAKED-RUSH ** SE G5T?Q S1
RHYNCHOSPORA MACROSTACHYA TALL BEAKED-RUSH ** SR G4 S2
RUBUS ALUMNUS A BRAMBLE ** SX G5 SX
RUBUS CENTRALIS ILLINOIS BLACKBERRY ** SE G2?Q S1
RUBUS DEAMII DEAM DEWBERRY ** SX G4? SX
RUBUS DEPAVITUS A BRAMBLE ** SX G4?Q SX
RUBUS ENSLENII SOUTHERN DEWBERRY ** SE G4G5 S1
RUBUS IMPAR A BRAMBLE ** SX G1G2 SX
RUBUS ODORATUS PURPLE FLOWERING RASPBERRY ** ST G5 S2
RUBUS SETOSUS SMALL BRISTLEBERRY ** SE G5 S1
RUDBECKIA FULGIDA VAR FULGIDA ORANGE CONEFLOWER ** SR G5T? S2
RUDBECKIA FULGIDA VAR UMBROSA CONEFLOWER ** SE G5T? S1

S

SABATIA CAMPANULATA SLENDER MARSH PINK ** SX G5 SX
SAGITTARIA AUSTRALIS LONGBEAK ARROWHEAD ** SR G5 S2
SALIX CORDATA HEARTLEAF WILLOW ** ST G5 S2
SALIX SERISSIMA AUTUMN WILLOW ** ST G4 S2
SANGUISORBA CANADENSIS CANADA BURNET ** SE G5 S1
SANICULA SMALLII SMALL'S SNAKEROOT ** SR G5 S2
SATUREJA GLABELLA VAR ANGUSTIFOLIA CALAMINT ** SE G5 S1
SATUREJA VULGARIS VAR NEOGAEA ** SE G? S1
SAXIFRAGA FORBESII FORBES SAXIFRAGE ** SE G4Q S1
SAXIFRAGA VIRGINIENSIS VIRGINIA SAXIFRAGE ** SR G5 S2
SCHEUCHZERIA PALUSTRIS SSP AMERICANA AMERICAN SCHEUCHZERIA ** SE G5T5 S1
SCHIZACHNE PURPURASCENS PURPLE OAT ** SE G5 S1
SCIRPUS EXPANSUS BULRUSH ** SE G4 S1
SCIRPUS HALLII HALL'S BULRUSH ** SE G2 S1
SCIRPUS PURSHIANUS WEAKSTALK BULRUSH ** SE G4G5 S1
SCIRPUS SMITHII SMITH'S BULRUSH ** SE G5? S1
SCIRPUS SUBTERMINALIS WATER BULRUSH ** SR G4G5 S2
SCIRPUS TORREYI TORREY'S BULRUSH ** SE G5? S1
SCLERIA RETICULARIS RETICULATED NUTRUSH ** ST G3G4 S2
SCUTELLARIA PARVULA VAR AUSTRALIS SOUTHERN SKULLCAP ** SR G4T? S2
SCUTELLARIA PARVULA VAR PARVULA SMALL SKULLCAP ** SX G4T? SX
SCUTELLARIA SAXATILIS ROCK SKULLCAP ** SE G4? S1
SEDUM TELEPHIOIDES ALLEGHENY STONECROP ** ST G4 S2
SELAGINELLA APODA MEADOW SPIKE-MOSS ** SE G5 S1
SELAGINELLA RUPESTRIS LEDGE SPIKE-MOSS ** ST G5 S2
SENNA OBTUSIFOLIA BLUNT-LEAF SENNA ** SR G5 S2
SETARIA GENICULATA BRISTLY FOXTAIL ** SE G5 S1
SHEPHERDIA CANADENSIS CANADA BUFFALO-BERRY ** SX G5 SX
SIDA HERMAPHRODITA VIRGINIA MALLOW ** SE G2 S1
SILENE OVATA OVATE CATCHFLY ** SE G3 S1
SILENE REGIA ROYAL CATCHFLY ** ST G3 S2
SISYRINCHIUM MONTANUM STRICT BLUE-EYED-GRASS ** SE G5 S1
SOLIDAGO BUCKLEYI BUCKLEY'S GOLDENROD ** SE G4 S1
SOLIDAGO PTARMICOIDES PRAIRIE GOLDENROD ** SR G5 S2
SOLIDAGO SIMPLEX VAR GILLMANII STICKY GOLDENROD ** ST G5T3? S2
SOLIDAGO SQUARROSA STOUT-RAGGED GOLDENROD ** SE G4? S1
SORBUS DECORA NORTHERN MOUNTAIN-ASH ** SX G4G5 SX
SPARGANIUM ANDROCLADUM BRANCHING BUR-REED ** ST G4G5 S2
SPIGELIA MARILANDICA WOODLAND PINKROOT ** SE G5 S1
SPIRANTHES LUCIDA SHINING LADIES'-TRESSES ** SR G5 S2
SPIRANTHES MAGNICAMPORUM GREAT PLAINS LADIES'-TRESSES ** SE G3G4 S1
SPIRANTHES OCHROLEUCA YELLOW NODDING LADIES'-TRESSES ** ST G4 S2
SPIRANTHES ROMANZOFFIANA HOODED LADIES'-TRESSES ** SE G5 S1
SPIRANTHES VERNALIS GRASSLEAF LADIES'-TRESSES ** SR G5 S2
STACHYS CLINGMANII CLINGMAN HEDGE-NETTLE ** SE G3 S1
STENANTHIUM GRAMINEUM EASTERN FEATHERBELLS ** SE G4G5 S1
STIPA AVENACEA BLACKSEED NEEDLEGRASS ** ST G5 S2
STIPA COMATA SEWING NEEDLEGRASS ** SX G5 SX
STROPHOSTYLES LEIOSPERMA SLICK-SEED WILD-BEAN ** ST G5 S2
STYRAX GRANDIFOLIUS LARGE-LEAF SNOWBELL ** SE G5 S1
SULLIVANTIA SULLIVANTII SULLIVANTIA ** ST G3G4 S2

T

TALINUM RUGOSPERMUM PRAIRIE FAME-FLOWER ** ST G3G4 S2
TAXODIUM DISTICHUM BALD CYPRESS ** ST G5 S2
TAXUS CANADENSIS AMERICAN YEW ** ST G5 S2
THALICTRUM PUBESCENS TALL MEADOWRUE ** ST G5 S2
THUJA OCCIDENTALIS NORTHERN WHITE CEDAR ** SE G5 S1
TOFIELDIA GLUTINOSA FALSE ASPHODEL ** SR G5 S2
TRACHELOSPERMUM DIFFORME CLIMBING DOGBANE ** SR G4G5 S2
TRAGIA CORDATA HEART-LEAVED NOSEBURN ** SR G4 S2
TRAUTVETTERIA CAROLINIENSIS CAROLINA TASSEL-RUE ** SX G5 SX
TRICHOMANES BOSCHIANUM FILMY FERN ** SE G4 S1
TRICHOSTEMA DICHOTOMUM FORKED BLUECURL ** SR G5 S2
TRIFOLIUM REFLEXUM VAR GLABRUM BUFFALO CLOVER ** SE G5T1T3 S1
TRIFOLIUM STOLONIFERUM RUNNING BUFFALO CLOVER LE SE G3 S1
TRIGLOCHIN PALUSTRE MARSH ARROW-GRASS ** ST G5 S2
TRILLIUM CERNUUM VAR MACRANTHUM NODDING TRILLIUM ** SE G5T4 S1

U

UTRICULARIA CORNUTA HORNED BLADDERWORT ** ST G5 S2
UTRICULARIA GEMINISCAPA HIDDEN-FRUITED BLADDERWORT ** SE G4G5 S1
UTRICULARIA MINOR LESSER BLADDERWORT ** SE G5 S1
UTRICULARIA PURPUREA PURPLE BLADDERWORT ** SR G5 S2
UTRICULARIA RADIATA SMALL SWOLLEN BLADDERWORT ** SE G4 S1
UTRICULARIA RESUPINATA NORTHEASTERN BLADDERWORT ** SX G4 SX
UTRICULARIA SUBULATA ZIGZAG BLADDERWORT ** ST G5 S2
UVULARIA PERFOLIATA BELLWORT ** SE G5 S1

V

VACCINIUM MYRTILLOIDES VELVETLEAF BLUEBERRY ** SE G5 S1
VACCINIUM OXYCOCCOS SMALL CRANBERRY ** ST G5 S2
VALERIANA EDULIS HAIRY VALERIAN ** SE G5 S1
VALERIANA ULIGINOSA MARSH VALERIAN ** SE G4Q S1
VALERIANELLA CHENOPODIIFOLIA GOOSE-FOOT CORN-SALAD ** SE G5 S1
VERONICA AMERICANA AMERICAN SPEEDWELL ** SX G5 SX
VERONICA ANAGALLIS-AQUATICA BROOK-PIMPERNELL ** ST G5 S2
VIBURNUM CASSINOIDES NORTHERN WILD-RAISIN ** SE G5 S1
VIBURNUM MOLLE SOFTLEAF ARROW-WOOD ** SR G5 S2
VIBURNUM OPULUS VAR AMERICANUM HIGHBUSH-CRANBERRY ** SE G5T5 S1
VIOLA EGGLESTONII EGGLESTON'S VIOLET ** SE G4 S1
VIOLA HIRSUTULA SOUTHERN WOOD VIOLET ** SX G4 SX
VIOLA PEDATIFIDA PRAIRIE VIOLET ** ST G5 S2
VIOLA PRIMULIFOLIA PRIMROSE-LEAF VIOLET ** SR G5 S2
VITIS PALMATA CATBIRD GRAPE ** SR G4 S2
VITIS RUPESTRIS SAND GRAPE ** SE G3? S1
VITTARIA APPALACHIANA APPALACHIAN VITTARIA ** SR G4 S2

W

WALDSTEINIA FRAGARIOIDES BARREN STRAWBERRY ** SR G5 S2
WISTERIA MACROSTACHYA KENTUCKY WISTERIA ** SR G5 S2
WOLFFIELLA FLORIDANA SWORD BOGMAT ** SX G? SX
WOODWARDIA AREOLATA NETTED CHAINFERN ** SR G5 S2

X

XYRIS DIFFORMIS CAROLINA YELLOW-EYED GRASS ** ST G5 S2

Z

ZANNICHELLIA PALUSTRIS HORNED PONDWEED ** SE G5 S1
ZIGADENUS ELEGANS VAR GLAUCUS WHITE CAMAS ** SR G5T4? S2
ZIZIA APTERA GOLDEN ALEXANDERS ** SR G5 S2