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Threatened & Endangered
About PLANTS Threatened & Endangered

Protected Plants for All Scientific Names
Jurisdiction = Federal and State
State Distribution = U.S. States (Pennsylvania)
630 records returned

Click on an accepted name below to view its PLANTS Profile with more information. Click on a place name in the reference list to view its T&E list, or click on the reference link to see published lists and learn more about each law. Protected plants that are synonyms retain their protected status, and are indented beneath the current PLANTS accepted name; common names are from PLANTS.

United States USFWS Endangered Species Program. 2014. All plants (January 2014). US Fish and Wildlife Service, Washington, DC.
Pennsylvania Thompson, S.A. 1997. Vascular plants: review of status in Pennsylvania (20 October 2002). Department of Conservation and Natural Resources, Pennsylvania.

Symbol Scientific Name Common Name Federal Protected Status State Protected Status
AMPU2 Amaranthus pumilus Raf. seaside amaranth T
BOFL3 Bolboschoenus fluviatilis (Torr.) Soják river bulrush
SCFL11 Schoenoplectus fluviatilis (Torr.) M.T. Strong river bulrush
CRMIE Croton michauxii G.L. Webster var. ellipticus (Willd.) B.W. van Ee & P.E. Berry Michaux's croton
CRWI5 Croton willdenowii G.L. Webster Willdenow's croton
DAFRF Dasiphora fruticosa (L.) Rydb. ssp. floribunda (Pursh) Kartesz shrubby cinquefoil
EURA14 Eubotrys racemosus (L.) Nutt. swamp doghobble
EURA5 Eubotrys racemosa (L.) Nutt. swamp doghobble
PIPU9 Piptatheropsis pungens (Torr.) Romasch., P.M. Peterson & R.J. Soreng mountain ricegrass
PIPU7 Piptatherum pungens (Torr. ex Spreng.) Dorn mountain ricegrass
SCSM3 Schoenoplectiella smithii (A. Gray) Hayas. Smith's bulrush
SCSM2 Schoenoplectus smithii (A. Gray) Soják Smith's bulrush
ACRE Aconitum reclinatum A. Gray trailing white monkshood PA (E)
ACAM Acorus americanus (Raf.) Raf. sweetflag PA (E)
AGAU3 Agalinis auriculata (Michx.) S.F. Blake earleaf false foxglove
TOAU Tomanthera auriculata (Michx.) Raf. PA (E)
AGPA12 Agalinis paupercula (A. Gray) Britton smallflower false foxglove PA (E)
ALFA2 Aletris farinosa L. white colicroot PA (E)
ALTR7 Alisma triviale Pursh northern water plantain
ALPLA Alisma plantago-aquatica L. var. americanum Schult. PA (E)
ALVIC Alnus viridis (Chaix) DC. ssp. crispa (Aiton) Turrill mountain alder PA (E)
AMBA Amelanchier bartramiana (Tausch) M. Roem. oblongfruit serviceberry PA (E)
AMHU2 Amelanchier humilis Wiegand low serviceberry PA (E)
AMOB2 Amelanchier obovalis (Michx.) Ashe coastal serviceberry PA (E)
AMSA Amelanchier sanguinea (Pursh) DC. roundleaf serviceberry PA (E)
ANCY Anemone cylindrica A. Gray candle anemone PA (E)
ANSO Antennaria solitaria Rydb. singlehead pussytoes PA (E)
ARHI Arabis hirsuta (L.) Scop. hairy rockcress PA (E)
ARMI5 Arabis missouriensis Greene green rockcress PA (E)
ARBU Arethusa bulbosa L. dragon's mouth PA (E)
ARAC3 Arnica acaulis (Walter) Britton, Sterns & Poggenb. common leopardbane PA (E)
ARCAC Artemisia campestris L. ssp. caudata (Michx.) H.M. Hall & Clem. field sagewort PA (E)
ASVA Asclepias variegata L. redring milkweed PA (E)
ASBR2 Asplenium bradleyi D.C. Eaton Bradley's spleenwort PA (E)
ASRE Asplenium resiliens Kunze blackstem spleenwort PA (E)
ASNE2 Astragalus neglectus (Torr. & A. Gray) Sheldon Cooper's milkvetch PA (E)
BIBE2 Bidens beckii Torr. ex Spreng. Beck's water-marigold
MEBE2 Megalodonta beckii (Torr. ex Spreng.) Greene PA (E)
BIBI3 Bidens bidentoides (Nutt.) Britton Delmarva beggarticks PA (E)
BOAS Boltonia asteroides (L.) L'Hér. white doll's daisy PA (E)
CASC5 Camassia scilloides (Raf.) Cory Atlantic camas PA (E)
CAAT2 Carex atherodes Spreng. wheat sedge PA (E)
CAAU3 Carex aurea Nutt. golden sedge PA (E)
CABE2 Carex bebbii Olney ex Fernald Bebb's sedge PA (E)
CABI3 Carex bicknellii Britton Bicknell's sedge PA (E)
CABU7 Carex bullata Schkuhr ex Willd. button sedge PA (E)
CACA14 Carex careyana Torr. ex Dewey Carey's sedge PA (E)
CACR4 Carex crawfordii Fernald Crawford's sedge PA (E)
CACRB Carex crinita Lam. var. brevicrinis Fernald fringed sedge PA (E)
CACR9 Carex cryptolepis Mack. northeastern sedge PA (E)
CAEB2 Carex eburnea Boott bristleleaf sedge PA (E)
CAFO4 Carex formosa Dewey handsome sedge PA (E)
CAGA3 Carex garberi Fernald elk sedge PA (E)
CAGE2 Carex geyeri Boott Geyer's sedge PA (E)
CAME2 Carex meadii Dewey Mead's sedge PA (E)
CAMI18 Carex mitchelliana M.A. Curtis Mitchell's sedge PA (E)
CAPA19 Carex pauciflora Lightf. fewflower sedge PA (E)
CAPS Carex pseudocyperus L. cypress-like sedge PA (E)
CARE4 Carex retrorsa Schwein. knotsheath sedge PA (E)
CARI Carex richardsonii R. Br. Richardson's sedge PA (E)
CASC9 Carex schweinitzii Dewey ex Schwein. Schweinitz's sedge PA (E)
CAST16 Carex sterilis Willd. dioecious sedge PA (E)
CATY Carex typhina Michx. cattail sedge PA (E)
CAVI5 Carex viridula Michx. little green sedge PA (E)
CEARV4 Cerastium arvense L. ssp. velutinum (Raf.) Ugborogho var. villosum (Muhl. ex Darl.) Hollick & Britton field chickweed
CEARV6 Cerastium arvense L. var. villosissimum Pennell PA (E)
CHLA6 Chasmanthium laxum (L.) Yates slender woodoats PA (E)
CHFO3 Chenopodium foggii Wahl Fogg's goosefoot PA (E)
CHVI5 Chrysogonum virginianum L. green and gold PA (E)
CHMA14 Chrysopsis mariana (L.) Elliot Maryland goldenaster PA (E)
CIHO2 Cirsium horridulum Michx. yellow thistle PA (E)
CLMA Cladium mariscoides (Muhl.) Torr. smooth sawgrass PA (E)
CLVI4 Clematis viorna L. vasevine PA (E)
CLAC3 Clethra acuminata Michx. mountain sweetpepperbush PA (E)
CLMA4 Clitoria mariana L. Atlantic pigeonwings PA (E)
COCH2 Conioselinum chinense (L.) Britton, Sterns & Poggenb. Chinese hemlockparsley PA (E)
COWI5 Corallorhiza wisteriana Conrad spring coralroot
COWI2 Corallorrhiza wisteriana Conrad, orth. var. PA (E)
COAU2 Corydalis aurea Willd. scrambled eggs PA (E)
CRST2 Cryptogramma stelleri (S.G. Gmel.) Prantl fragile rockbrake PA (E)
CYFR4 Cymophyllus fraserianus (Ker Gawl.) Kartesz & Gandhi Fraser's cymophyllus
CYFR Cymophyllus fraseri (Andrews) Mack. ex Britton PA (E)
CYLA Cynanchum laeve (Michx.) Pers. honeyvine PA (E)
CYDI3 Cyperus diandrus Torr. umbrella flatsedge PA (E)
CYHO Cyperus houghtonii Torr. Houghton's flatsedge PA (E)
CYRE3 Cyperus refractus Engelm. ex Boeckeler reflexed flatsedge PA (E)
CYPA19 Cypripedium parviflorum Salisb. lesser yellow lady's slipper PA (E)
CYLA4 Cystopteris laurentiana (Weath.) Blasdell St. Lawrence bladderfern PA (E)
DAFR6 Dasiphora fruticosa (L.) Rydb. shrubby cinquefoil
POFR4 Potentilla fruticosa auct. non L. PA (E)
DEEX Delphinium exaltatum Aiton tall larkspur PA (E)
DIOB3 Diarrhena obovata (Gleason) Brandenburg obovate beakgrain PA (E)
DIEX Dicentra eximia (Ker Gawl.) Torr. turkey corn PA (E)
DIDID Dichanthelium dichotomum (L.) Gould var. dichotomum cypress panicgrass
PAAN10 Panicum annulum Ashe PA (E)
DIDID Dichanthelium dichotomum (L.) Gould var. dichotomum cypress panicgrass
PALU4 Panicum lucidum Ashe PA (E)
DILA9 Dichanthelium laxiflorum (Lam.) Gould openflower rosette grass
PALA15 Panicum laxiflorum Lam. PA (E)
DIOLS Dichanthelium oligosanthes (Schult.) Gould var. scribnerianum (Nash) Gould Scribner's rosette grass
PASC10 Panicum scoparium S. Watson ex Nash, non Lam. PA (E)
DISAP Dichanthelium sabulorum (Lam.) Gould & C.A. Clark var. patulum (Scribn. & Merr.) Gould & C.A. Clark hemlock rosette grass
PACOE Panicum commonsianum Ashe var. euchlamydeum (Shinners) Pohl PA (E)
DISP4 Dichanthelium spretum (Schult.) Freckmann Eaton's rosette grass
PASP9 Panicum spretum Schult. PA (E)
DIXA Dichanthelium xanthophysum (A. Gray) Freckmann slender rosette grass
PAXA4 Panicum xanthophysum A. Gray PA (E)
DOME Dodecatheon meadia L. pride of Ohio PA (E)
DRCA3 Dryopteris campyloptera Clarkson mountain woodfern PA (E)
DRCE Dryopteris celsa (Wm. Palmer) Knowlt., Palmer & Pollard ex Small log fern PA (E)
ECWA Echinochloa walteri (Pursh) A. Heller coast cockspur grass PA (E)
ELAM3 Elatine americana (Pursh) Arn. American waterwort PA (E)
ELCO2 Eleocharis compressa Sull. flatstem spikerush PA (E)
ELEL4 Eleocharis elliptica Kunth elliptic spikerush PA (E)
ELGE Eleocharis geniculata (L.) Roem. & Schult. Canada spikesedge
ELCA2 Eleocharis caribaea (Rottb.) S.F. Blake PA (E)
ELOB2 Eleocharis obtusa (Willd.) Schult. blunt spikerush
ELOBP Eleocharis obtusa (Willd.) Schult. var. peasei Svens. PA (E)
ELPA5 Eleocharis parvula (Roem. & Schult.) Link ex Bluff, Nees & Schauer dwarf spikerush PA (E)
ELQU Eleocharis quadrangulata (Michx.) Roem. & Schult. squarestem spikerush PA (E)
ELQU2 Eleocharis quinqueflora (Hartmann) O. Schwarz fewflower spikerush
ELPAF Eleocharis pauciflora (Lightf.) Link var. fernaldii Svens. PA (E)
ELRO2 Eleocharis rostellata (Torr.) Torr. beaked spikerush PA (E)
ELTEV Eleocharis tenuis (Willd.) Schult. var. verrucosa (Svens.) Svens. slender spikerush PA (E)
ELCA3 Elephantopus carolinianus Raeusch. Carolina elephantsfoot PA (E)
EPST Epilobium strictum Muhl. ex Spreng. downy willowherb PA (E)
EQFE Equisetum ×ferrissii Clute (pro sp.) [hyemale × laevigatum] PA (E)
EQVA Equisetum variegatum Schleich. ex F. Weber & D. Mohr variegated scouringrush PA (E)
ERGR8 Eriophorum gracile W.D.J. Koch slender cottongrass PA (E)
ERTE12 Eriophorum tenellum Nutt. fewnerved cottongrass PA (E)
EUIP Euphorbia ipecacuanhae L. American ipecac PA (E)
EUPU4 Euphorbia purpurea (Raf.) Fernald Darlington's glade spurge PA (E)
EUSP Euphorbia spathulata Lam. warty spurge
EUOB3 Euphorbia obtusata Pursh PA (E)
EUSP3 Eurybia spectabilis (Aiton) G.L. Nesom eastern showy aster
ASSP11 Aster spectabilis Aiton PA (E)
FEPA2 Festuca paradoxa Desv. clustered fescue PA (E)
FRCA2 Frasera caroliniensis Walter American columbo PA (E)
FRPR Fraxinus profunda (Bush) Bush pumpkin ash PA (E)
GALA2 Galium labradoricum (Wiegand) Wiegand northern bog bedstraw PA (E)
GABR5 Gaylussacia brachycera (Michx.) A. Gray box huckleberry PA (E)
GADU Gaylussacia dumosa (Andrews) Torr. & A. Gray dwarf huckleberry PA (E)
GESA Gentiana saponaria L. harvestbells PA (E)
GEVI5 Gentiana villosa L. striped gentian PA (E)
GEBI2 Geranium bicknellii Britton Bicknell's cranesbill PA (E)
GLOB Glyceria obtusa (Muhl.) Trin. Atlantic mannagrass PA (E)
GRAU Gratiola aurea Pursh golden hedgehyssop PA (E)
GYAP Gymnocarpium appalachianum Pryer Appalachian oakfern PA (E)
HEBI2 Helianthemum bicknellii Fernald hoary frostweed PA (E)
HEMU5 Heteranthera multiflora (Griseb.) Horn bouquet mudplantain PA (E)
HIGR5 Hieracium greenii Porter & Britton Maryland hawkweed
HITR5 Hieracium traillii Greene PA (E)
HIOD Hierochloe odorata (L.) P. Beauv. sweetgrass PA (E)
HUPO2 Huperzia porophila (Lloyd & Underw.) Holub rock clubmoss PA (E)
HYMA Hydrophyllum macrophyllum Nutt. largeleaf waterleaf PA (E)
IOPI Iodanthus pinnatifidus (Michx.) Steud. purplerocket PA (E)
IRCR Iris cristata Aiton dwarf crested iris PA (E)
IRPR Iris prismatica Pursh ex Ker Gawl. slender blue iris PA (E)
IRVE Iris verna L. dwarf violet iris PA (E)
IRVI Iris virginica L. Virginia iris PA (E)
ISME2 Isotria medeoloides (Pursh) Raf. small whorled pogonia T PA (E)
JUBR Juncus brachycarpus Engelm. whiteroot rush PA (E)
JUDI Juncus dichotomus Elliot forked rush PA (E)
JUMI2 Juncus militaris Bigelow bayonet rush PA (E)
JUSC Juncus scirpoides Lam. needlepod rush PA (E)
JUTO Juncus torreyi Coville Torrey's rush PA (E)
LAPA4 Lathyrus palustris L. marsh pea PA (E)
LEAN Lespedeza angustifolia (Pursh) Elliot narrowleaf lespedeza PA (E)
LICA16 Ligusticum canadense (L.) Britton Canadian licorice-root PA (E)
LIIN Linum intercursum E.P. Bicknell sandplain flax PA (E)
LISU4 Linum sulcatum Riddell grooved flax PA (E)
LIMI12 Lipocarpha micrantha (Vahl) G. Tucker smallflower halfchaff sedge
HEMI5 Hemicarpha micrantha (Vahl) Pax PA (E)
LIAU3 Listera australis Lindl. southern twayblade PA (E)
LICO6 Listera cordata (L.) R. Br. heartleaf twayblade PA (E)
LISM Listera smallii Wiegand kidneyleaf twayblade PA (E)
LICA13 Lithospermum caroliniense (Walter ex J.F. Gmel.) MacMill. Carolina puccoon PA (E)
LILA2 Lithospermum latifolium Michx. American stoneseed PA (E)
LOKA Lobelia kalmii L. Ontario lobelia PA (E)
LOPU Lobelia puberula Michx. downy lobelia PA (E)
LOHI Lonicera hirsuta Eaton hairy honeysuckle PA (E)
LOOB Lonicera oblongifolia (Goldie) Hook. swamp fly honeysuckle PA (E)
LOVI Lonicera villosa (Michx.) Schult. mountain fly honeysuckle PA (E)
LUDE4 Ludwigia decurrens Walter wingleaf primrose-willow PA (E)
LUPO Ludwigia polycarpa Short & Peter manyfruit primrose-willow PA (E)
LUBU Luzula bulbosa (Alph. Wood) Smyth & Smyth bulbous woodrush PA (E)
LYAL5 Lycopodiella alopecuroides (L.) Cranfill foxtail clubmoss PA (E)
LYRU Lycopus rubellus Moench taperleaf water horehound PA (E)
LYMA2 Lyonia mariana (L.) D. Don piedmont staggerbush PA (E)
LYAL4 Lythrum alatum Pursh winged lythrum PA (E)
MABR5 Malaxis brachypoda (A. Gray) Fernald white adder's-mouth orchid PA (E)
MAGR7 Marshallia grandiflora Beadle & F.E. Boynt. Monongahela Barbara's buttons PA (E)
MAOB2 Matelea obliqua (Jacq.) Woodson climbing milkvine PA (E)
MECO Meehania cordata (Nutt.) Britton Meehan's mint PA (E)
MINU3 Mitella nuda L. naked miterwort PA (E)
MOPU Monarda punctata L. spotted beebalm PA (E)
MOCH Montia chamissoi (Ledeb. ex Spreng.) Greene water minerslettuce PA (E)
MUUN Muhlenbergia uniflora (Muhl.) Fernald bog muhly PA (E)
MYFA2 Myriophyllum farwellii Morong Farwell's watermilfoil PA (E)
MYHE2 Myriophyllum heterophyllum Michx. twoleaf watermilfoil PA (E)
MYSI Myriophyllum sibiricum Kom. shortspike watermilfoil
MYEX Myriophyllum exalbescens Fernald PA (E)
MYVE3 Myriophyllum verticillatum L. whorl-leaf watermilfoil PA (E)
NAMA Najas marina L. spiny naiad PA (E)
NELU Nelumbo lutea Willd. American lotus PA (E)
OCNE2 Oclemena nemoralis (Aiton) Greene bog aster
ASNE Aster nemoralis Aiton PA (E)
OLRIR Oligoneuron rigidum (L.) Small var. rigidum stiff goldenrod
SORI2 Solidago rigida L. PA (E)
ONBEH Onosmodium bejariense DC. ex A. DC. var. hispidissimum (Mack.) B.L. Turner softhair marbleseed
ONHI Onosmodium hispidissimum Mack. PA (E)
OPEN Ophioglossum engelmannii Prantl limestone adderstongue PA (E)
PAAN7 Packera antennariifolia (Britton) W.A. Weber & Á. Löve shale barren ragwort
SEAN3 Senecio antennariifolius Britton PA (E)
PAAMA2 Panicum amarum Elliot var. amarulum (Hitchc. & Chase) P.G. Palmer coastal panicgrass PA (E)
PAGL3 Parnassia glauca Raf. fen grass of Parnassus PA (E)
PAFAN Paronychia fastigiata (Raf.) Fernald var. nuttallii (Small) Fernald hairy forked nailwort PA (E)
PALU2 Passiflora lutea L. yellow passionflower PA (E)
PACA Paxistima canbyi A. Gray Canby's mountain-lover PA (E)
PELA2 Pedicularis lanceolata Michx. swamp lousewort PA (E)
PHLA13 Phlox latifolia Michx. wideflower phlox
PHOV Phlox ovata auct. non L. PA (E)
PHPI Phlox pilosa L. downy phlox PA (E)
PHSUB2 Phlox subulata L. ssp. brittonii (Small) Wherry Britton's phlox PA (E)
PHCA9 Phyllanthus caroliniensis Walter Carolina leaf-flower PA (E)
PHVI5 Physalis virginiana Mill. Virginia groundcherry PA (E)
PIPU9 Piptatheropsis pungens (Torr.) Romasch., P.M. Peterson & R.J. Soreng mountain ricegrass
ORPU4 Oryzopsis pungens (Torr. ex Spreng.) Hitchc. PA (E)
PLDI3 Platanthera dilatata (Pursh) Lindl. ex Beck scentbottle PA (E)
PLHO3 Platanthera hookeri (Torr. ex A. Gray) Lindl. Hooker's orchid PA (E)
PLOD Pluchea odorata (L.) Cass. sweetscent PA (E)
POAU Poa autumnalis Muhl. ex Elliot autumn bluegrass PA (E)
POVA5 Polemonium vanbruntiae Britton Vanbrunt's polemonium PA (E)
POCR Polygala cruciata L. drumheads PA (E)
POCU5 Polygala curtissii A. Gray Curtiss' milkwort PA (E)
POIN4 Polygala incarnata L. procession flower PA (E)
POPO Polygala polygama Walter racemed milkwort PA (E)
POAR4 Polygonella articulata (L.) Meisn. coastal jointweed PA (E)
POCA8 Polygonum careyi Olney Carey's smartweed PA (E)
POSE6 Polygonum setaceum Baldw. bog smartweed
POSEI Polygonum setaceum Baldw. var. interjectum Fernald PA (E)
POBR4 Polystichum braunii (Spenner) Fée Braun's hollyfern PA (E)
POBA2 Populus balsamifera L. balsam poplar PA (E)
POFR3 Potamogeton friesii Rupr. Fries' pondweed PA (E)
POGR8 Potamogeton gramineus L. variableleaf pondweed PA (E)
POHI4 Potamogeton hillii Morong Hill's pondweed PA (E)
POOA Potamogeton oakesianus J.W. Robbins Oakes' pondweed PA (E)
POOB2 Potamogeton obtusifolius Mert. & W.D.J. Koch bluntleaf pondweed PA (E)
POPR5 Potamogeton praelongus Wulfen whitestem pondweed PA (E)
POPU6 Potamogeton pulcher Tuck. spotted pondweed PA (E)
POST2 Potamogeton strictifolius Benn. narrowleaf pondweed PA (E)
POTE4 Potamogeton tennesseensis Fernald Tennessee pondweed PA (E)
POVA3 Potamogeton vaseyi J.W. Robbins Vasey's pondweed PA (E)
POPA15 Potentilla paradoxa Nutt. Paradox cinquefoil PA (E)
PRCR Prenanthes crepidinea Michx. nodding rattlesnakeroot PA (E)
PRMA2 Prunus maritima Marshall beach plum PA (E)
PYPY Pycnanthemum pycnanthemoides (Leavenworth) Fernald southern mountainmint PA (E)
PYTO Pycnanthemum torrei Benth. Torrey's mountainmint PA (E)
QUFA Quercus falcata Michx. southern red oak PA (E)
QUPH Quercus phellos L. willow oak PA (E)
QUSH Quercus shumardii Buckley Shumard's oak PA (E)
RAFA Ranunculus fascicularis Muhl. ex Bigelow early buttercup PA (E)
RAPU Ranunculus pusillus Poir. low spearwort PA (E)
RHLA Rhamnus lanceolata Pursh lanceleaf buckthorn PA (E)
RHMA Rhexia mariana L. Maryland meadowbeauty PA (E)
RHRO3 Rhodiola rosea L. roseroot stonecrop
SERO2 Sedum rosea (L.) Scop. PA (E)
RHAT Rhododendron atlanticum (Ashe) Rehder dwarf azalea PA (E)
RHCA11 Rhynchospora capillacea Torr. needle beaksedge PA (E)
RILA Ribes lacustre (Pers.) Poir. prickly currant PA (E)
RIMI Ribes missouriense Nutt. Missouri gooseberry PA (E)
RUCU Rubus cuneifolius Pursh sand blackberry PA (E)
RUHU Ruellia humilis Nutt. fringeleaf wild petunia PA (E)
SACAS Sagittaria calycina Engelm. var. spongiosa Engelm. hooded arrowhead PA (E)
SACA4 Salix candida Flueggé ex Willd. sageleaf willow PA (E)
SACA5 Salix caroliniana Michx. coastal plain willow PA (E)
SAPE2 Salix pedicellaris Pursh bog willow PA (E)
SAPE5 Salix petiolaris Sm. meadow willow PA (E)
SAVAP Samolus valerandi L. ssp. parviflorus (Raf.) Hultén seaside brookweed
SAPA9 Samolus parviflorus Raf. PA (E)
SCPA2 Scheuchzeria palustris L. rannoch-rush PA (E)
SCSM3 Schoenoplectiella smithii (A. Gray) Hayas. Smith's bulrush
SCSM Scirpus smithii A. Gray PA (E)
SCACA Schoenoplectus acutus (Muhl. ex Bigelow) Á. Löve & D. Löve var. acutus hardstem bulrush
SCAC Scirpus acutus Muhl. ex Bigelow PA (E)
SCTO3 Schoenoplectus torreyi (Olney) Palla Torrey's bulrush
SCTO Scirpus torreyi Olney PA (E)
SCMI4 Scleria minor W. Stone slender nutrush PA (E)
SCRE Scleria reticularis Michx. netted nutrush PA (E)
SCVE2 Scleria verticillata Muhl. ex Willd. low nutrush PA (E)
SCSA5 Scutellaria saxatilis Riddell smooth rock skullcap PA (E)
SCSE5 Scutellaria serrata Andrews showy skullcap PA (E)
SELI5 Sericocarpus linifolius (L.) Britton, Sterns & Poggenb. narrowleaf whitetop aster
ASSO2 Aster solidagineus Michx. PA (E)
SHCA Shepherdia canadensis (L.) Nutt. russet buffaloberry PA (E)
SITR3 Sibbaldiopsis tridentata (Aiton) Rydb. shrubby fivefingers
POTR7 Potentilla tridentata Aiton PA (E)
SIHE3 Sida hermaphrodita (L.) Rusby Virginia fanpetals PA (E)
SIAT Sisyrinchium atlanticum E.P. Bicknell eastern blue-eyed grass PA (E)
SOARH Solidago arguta Aiton var. harrisii (Steele) Cronquist Harris' goldenrod PA (E)
SOCU Solidago curtisii Torr. & A. Gray mountain decumbent goldenrod PA (E)
SOER Solidago erecta Pursh showy goldenrod PA (E)
SOSIR2 Solidago simplex Kunth ssp. randii (Porter) Ringius var. racemosa (Greene) Ringius Rand's goldenrod
SOSPR4 Solidago spathulata DC. var. racemosa (Greene) Gleason PA (E)
SODE3 Sorbus decora (Sarg.) C.K. Schneid. northern mountain ash PA (E)
SPAN Sparganium androcladum (Engelm.) Morong branched bur-reed PA (E)
SPCA6 Spiranthes casei Catling & Cruise Case's lady's tresses PA (E)
SPOV Spiranthes ovalis Lindl. October lady's tresses PA (E)
SPRO Spiranthes romanzoffiana Cham. hooded lady's tresses PA (E)
SPVE Spiranthes vernalis Engelm. & A. Gray spring lady's tresses PA (E)
SPCL Sporobolus clandestinus (Biehler) Hitchc. rough dropseed PA (E)
SPHE Sporobolus heterolepis (A. Gray) A. Gray prairie dropseed PA (E)
STCO9 Stachys cordata Riddell heartleaf hedgenettle
STNU2 Stachys nuttallii Shuttlw. ex Benth. PA (E)
STAM2 Streptopus amplexifolius (L.) DC. claspleaf twistedstalk PA (E)
STBI2 Stylosanthes biflora (L.) Britton, Sterns & Poggenb. sidebeak pencilflower PA (E)
SYBO2 Symphyotrichum boreale (Torr. & A. Gray) Á. Löve & D. Löve northern bog aster
ASBO7 Aster borealis (Torr. & A. Gray) Prov. PA (E)
TAMO Taenidia montana (Mack.) Cronquist mountain pimpernel PA (E)
THCO2 Thalictrum coriaceum (Britton) Small maid of the mist PA (E)
TROH Tradescantia ohiensis Raf. bluejacket PA (E)
TRSE5 Trichostema setaceum Houtt. narrowleaf bluecurls PA (E)
TRVI3 Trifolium virginicum Small ex Small & Vail Kates Mountain clover PA (E)
TRAN3 Triosteum angustifolium L. yellowfruit horse-gentian PA (E)
TRTR3 Triphora trianthophora (Sw.) Rydb. threebirds PA (E)
TRPU4 Triplasis purpurea (Walter) Chapm. purple sandgrass PA (E)
TRDA3 Tripsacum dactyloides (L.) L. eastern gamagrass PA (E)
TRSP2 Trisetum spicatum (L.) K. Richt. spike trisetum PA (E)
TRLA14 Trollius laxus Salisb. American globeflower PA (E)
UTRA Utricularia radiata Small little floating bladderwort PA (E)
VEGL Vernonia glauca (L.) Willd. broadleaf ironweed PA (E)
VINU Viburnum nudum L. possumhaw PA (E)
VIBR Viola brittoniana Pollard northern coastal violet PA (E)
VIPE2 Viola pedatifida G. Don prairie violet PA (E)
VICIB Vitis cinerea (Engelm.) Engelm. ex Millard var. baileyana (Munson) Comeaux graybark grape PA (E)
VINO2 Vitis ×novae-angliae Fernald (pro sp.) [labrusca × riparia] pilgrim grape PA (E)
VIRU2 Vitis rupestris Scheele sand grape PA (E)
ZIELG Zigadenus elegans Pursh ssp. glaucus (Nutt.) Hultén mountain deathcamas
ZIELG2 Zigadenus elegans Pursh var. glaucus (Nutt.) Cronquist PA (E)
ACDE4 Acalypha deamii (Weath.) H.E. Ahles Deam's threeseed mercury PA (X)
AEVI3 Aeschynomene virginica (L.) Britton, Sterns & Poggenb. Virginia jointvetch T PA (X)
AGOB Agalinis obtusifolia Raf. tenlobe false foxglove
AGDE5 Agalinis decemloba (Greene) Pennell PA (X)
AGPE Agrostis perennans (Walter) Tuck. upland bentgrass
AGAL8 Agrostis altissima (Walter) Tuck. PA (X)
ARUV Arctostaphylos uva-ursi (L.) Spreng. kinnikinnick PA (X)
ASRU Asclepias rubra L. red milkweed PA (X)
BECA2 Berberis canadensis Mill. American barberry PA (X)
BUAM Buchnera americana L. American bluehearts PA (X)
CAAD2 Carex adusta Boott lesser brown sedge PA (X)
CABA3 Carex backii Boott Back's sedge PA (X)
CABA9 Carex barrattii Schwein. & Torr. Barratt's sedge PA (X)
CACH5 Carex chordorrhiza Ehrh. ex L. f. creeping sedge PA (X)
CAHY3 Carex hyalinolepis Steud. shoreline sedge PA (X)
CASA8 Carex sartwellii Dewey Sartwell's sedge PA (X)
CASI12 Carex siccata Dewey dryspike sedge
CAAE Carex aenea Fernald PA (X)
CHTH2 Chamaecyparis thyoides (L.) Britton, Sterns & Poggenb. Atlantic white cedar PA (X)
COER Commelina erecta L. whitemouth dayflower PA (X)
COVI3 Commelina virginica L. Virginia dayflower PA (X)
CORO Coreopsis rosea Nutt. pink tickseed PA (X)
CRAQ Crassula aquatica (L.) Schoenl. water pygmyweed PA (X)
CRMIE Croton michauxii G.L. Webster var. ellipticus (Willd.) B.W. van Ee & P.E. Berry Michaux's croton
CREL2 Crotonopsis elliptica Willd. PA (X)
CYVIB Cynoglossum virginianum L. var. boreale (Fernald) Cooperr. wild comfrey
CYBO Cynoglossum boreale Fernald PA (X)
CYPO Cyperus polystachyos Rottb. manyspike flatsedge PA (X)
CYRE5 Cyperus retrorsus Chapm. pine barren flatsedge PA (X)
CYCA5 Cypripedium candidum Muhl. ex Willd. white lady's slipper PA (X)
DESE Desmodium sessilifolium (Torr.) Torr. & A. Gray sessileleaf ticktrefoil PA (X)
DILE2 Dichanthelium leibergii (Vasey) Freckmann Leiberg's panicum
PALE7 Panicum leibergii (Vasey) Scribn. PA (X)
DIOVA Dichanthelium ovale (Elliot) Gould & C.A. Clark var. addisonii (Nash) Gould & C.A. Clark Addison's rosette grass
PACO20 Panicum commonsianum Ashe PA (X)
DISP Distichlis spicata (L.) Greene saltgrass PA (X)
DRRE2 Draba reptans (Lam.) Fernald Carolina draba PA (X)
ECLA Echinacea laevigata (C.L. Boynt. & Beadle) S.F. Blake smooth purple coneflower E PA (X)
ELTR5 Eleocharis tricostata Torr. three-angle spikerush PA (X)
ELTU Eleocharis tuberculosa (Michx.) Roem. & Schult. cone-cup spikerush PA (X)
ELSC Elodea schweinitzii (Planch.) Caspary Schweinitz's waterweed PA (X)
ERDE5 Eriocaulon decangulare L. tenangle pipewort PA (X)
ERPA4 Eriocaulon parkeri B.L. Rob. estuary pipewort PA (X)
ERAQ Eryngium aquaticum L. rattlesnakemaster PA (X)
EUAL2 Eupatorium album L. white thoroughwort PA (X)
EULE Eupatorium leucolepis (DC.) Torr. & A. Gray justiceweed PA (X)
FIPU Fimbristylis puberula (Michx.) Vahl hairy fimbry PA (X)
GARE2 Galactia regularis (L.) Britton, Sterns & Poggenb. eastern milkpea PA (X)
GAVO Galactia volubilis (L.) Britton downy milkpea PA (X)
GEAL4 Gentiana alba Muhl. ex Nutt. plain gentian PA (X)
GECA10 Gentiana catesbaei Walter Elliott's gentian PA (X)
GEVIV3 Gentianopsis virgata (Raf.) Holub ssp. virgata lesser fringed gentian
GEPR6 Gentianopsis procera (T. Holm) Ma PA (X)
GYHE3 Gymnocarpium ×heterosporum W.H. Wagner (pro sp.) [appalachianum × robertianum] blackspore oakfern
GYHE Gymnocarpium heterosporum W.H. Wagner PA (X)
GYAM Gymnopogon ambiguus (Michx.) Britton, Sterns & Poggenb. bearded skeletongrass PA (X)
HEAN2 Helianthus angustifolius L. swamp sunflower PA (X)
HOPU Hordeum pusillum Nutt. little barley PA (X)
HOIN Hottonia inflata Elliot American featherfoil PA (X)
HOSE2 Houstonia serpyllifolia Michx. thymeleaf bluet
HEMI15 Hedyotis michauxii Fosberg PA (X)
HUSE Huperzia selago (L.) Bernh. ex Schrank & Mart. fir clubmoss PA (X)
HYUM Hydrocotyle umbellata L. manyflower marshpennywort PA (X)
HYAD Hypericum adpressum Raf. ex W. Bartram creeping St. Johnswort PA (X)
HYCR3 Hypericum crux-andreae (L.) Crantz St. Peterswort
HYST3 Hypericum stans (Michx. ex Willd.) P. Adams & N. Robson PA (X)
HYDE2 Hypericum denticulatum Walter coppery St. Johnswort PA (X)
HYDR Hypericum drummondii (Grev. & Hook.) Torr. & A. Gray nits and lice PA (X)
HYGY Hypericum gymnanthum Engelm. & A. Gray claspingleaf St. Johnswort PA (X)
ILGL Ilex glabra (L.) A. Gray inkberry PA (X)
ITVI Itea virginica L. Virginia sweetspire PA (X)
JUGR Juncus greenei Oakes & Tuck. Greene's rush PA (X)
KOMA Koeleria macrantha (Ledeb.) Schult. prairie Junegrass
KOCR Koeleria cristata auct. non Pers. p.p. PA (X)
LEBU Leiophyllum buxifolium (Bergius) Elliot sandmyrtle PA (X)
LEOB2 Lemna obscura (Austin) Daubs little duckweed PA (X)
LEVA Lemna valdiviana Phil. valdivia duckweed PA (X)
LEST5 Lespedeza stuevei Nutt. tall lespedeza PA (X)
LIAU6 Limosella australis R. Br. Welsh mudwort PA (X)
LONU Lobelia nuttallii Schult. Nuttall's lobelia PA (X)
LUSP Ludwigia sphaerocarpa Elliot globefruit primrose-willow PA (X)
LYSA Lycopodium sabinifolium Willd. savinleaf groundpine
DISA11 Diphasiastrum sabinifolium (Willd.) Holub PA (X)
MIMI6 Micranthemum micranthemoides (Nutt.) Wettst. Nuttall's mudflower PA (X)
MUCA2 Muhlenbergia capillaris (Lam.) Trin. hairawn muhly PA (X)
ONVI2 Onosmodium virginianum (L.) A. DC. wild Job's tears PA (X)
OPVU Ophioglossum vulgatum L. southern adderstongue
OPPY3 Ophioglossum pycnostichum (Fernald) Á. Löve & D. Löve PA (X)
PAPL12 Packera plattensis (Nutt.) W.A. Weber & Á. Löve prairie groundsel
SEPL Senecio plattensis Nutt. PA (X)
PAIN3 Parthenium integrifolium L. wild quinine PA (X)
PAFL4 Paspalum floridanum Michx. Florida paspalum
PAFLG Paspalum floridanum Michx. var. glabratum Engelm. ex Vasey PA (X)
PHLE14 Phoradendron leucarpum (Raf.) Reveal & M.C. Johnst. oak mistletoe
PHSE9 Phoradendron serotinum (Raf.) M.C. Johnst. PA (X)
PIAV Piptochaetium avenaceum (L.) Parodi blackseed speargrass PA (X)
PLCR Platanthera cristata (Michx.) Lindl. crested yellow orchid PA (X)
PLLE2 Platanthera leucophaea (Nutt.) Lindl. prairie white fringed orchid T PA (X)
POLU Polygala lutea L. orange milkwort PA (X)
PORA3 Polygonum ramosissimum Michx. bushy knotweed PA (X)
POHE4 Populus heterophylla L. swamp cottonwood PA (X)
POAL8 Potamogeton alpinus Balbis alpine pondweed PA (X)
PRRA Prenanthes racemosa Michx. purple rattlesnakeroot PA (X)
PRPE Proserpinaca pectinata Lam. combleaf mermaidweed PA (X)
PTCA Ptilimnium capillaceum (Michx.) Raf. herbwilliam PA (X)
PYVEP Pycnanthemum verticillatum (Michx.) Pers. var. pilosum (Nutt.) Cooperr. whorled mountainmint
PYPI Pycnanthemum pilosum Nutt. PA (X)
RAFL2 Ranunculus flammula L. greater creeping spearwort PA (X)
RAHE2 Ranunculus hederaceus L. ivy buttercup PA (X)
RAPI Ratibida pinnata (Vent.) Barnhart pinnate prairie coneflower PA (X)
RHCA4 Rhododendron calendulaceum (Michx.) Torr. flame azalea PA (X)
RHFU Rhynchospora fusca (L.) W.T. Aiton brown beaksedge PA (X)
RHGR Rhynchospora gracilenta A. Gray slender beaksedge PA (X)
RUCA4 Ruellia caroliniensis (J.F. Gmel.) Steud. Carolina wild petunia PA (X)
RUHA2 Rumex hastatulus Baldw. heartwing sorrel PA (X)
SACA26 Sabatia campanulata (L.) Torr. slender rose gentian PA (X)
SAGI Saccharum giganteum (Walter) Pers. sugarcane plumegrass
ERGI Erianthus giganteus (Walter) P. Beauv. PA (X)
SAFI2 Sagittaria filiformis J.G. Sm. threadleaf arrowhead
SAST4 Sagittaria stagnorum Small PA (X)
SCHE5 Schoenoplectus heterochaetus (Chase) Soják slender bulrush
SCHE Scirpus heterochaetus Chase PA (X)
SIAL3 Sisyrinchium albidum Raf. white blue-eyed grass PA (X)
SIFU2 Sisyrinchium fuscatum E.P. Bicknell coastal plain blue-eyed grass
SIAR2 Sisyrinchium arenicola E.P. Bicknell PA (X)
SMPS Smilax pseudochina L. bamboo vine PA (X)
SPNA Sparganium natans L. small bur-reed
SPMI Sparganium minimum Wallr. PA (X)
SPVI2 Spiraea virginiana Britton Virginia meadowsweet T PA (X)
SPMA5 Spiranthes magnicamporum Sheviak Great Plains lady's tresses PA (X)
SPTU Spiranthes tuberosa Raf. little lady's tresses PA (X)
STHY3 Stachys hyssopifolia Michx. hyssopleaf hedgenettle PA (X)
STFIF Stuckenia filiformis (Pers.) Börner ssp. filiformis fineleaf pondweed
POFI2 Potamogeton filiformis Pers. PA (X)
TRRE2 Trifolium reflexum L. buffalo clover PA (X)
TRPA28 Triglochin palustris L. marsh arrowgrass
TRPA6 Triglochin palustre L., orth. var. PA (X)
UTGI Utricularia gibba L. humped bladderwort
UTFI Utricularia fibrosa Walter PA (X)
UTRE Utricularia resupinata B.D. Greene ex Bigelow lavender bladderwort PA (X)
VIRE2 Viola renifolia A. Gray white violet PA (X)
VITR4 Viola tripartita Elliot threepart violet PA (X)
ACPO11 Actaea podocarpa DC. mountain bugbane
CIAM Cimicifuga americana Michx. PA (R)
AMCA2 Amaranthus cannabinus (L.) Sauer tidalmarsh amaranth PA (R)
ANPO Andromeda polifolia L. bog rosemary PA (R)
ANVI13 Antennaria virginica Stebbins shale barren pussytoes PA (R)
APHY Aplectrum hyemale (Muhl. ex Willd.) Torr. Adam and Eve PA (R)
ASPI Asplenium pinnatifidum Nutt. lobed spleenwort PA (R)
BAHA Baccharis halimifolia L. eastern baccharis PA (R)
BOFL3 Bolboschoenus fluviatilis (Torr.) Soják river bulrush
SCFL Scirpus fluviatilis (Torr.) A. Gray PA (R)
CAED Cakile edentula (Bigelow) Hook. American searocket PA (R)
CABU6 Carex buxbaumii Wahlenb. Buxbaum's sedge PA (R)
CADI6 Carex disperma Dewey softleaf sedge PA (R)
CALA11 Carex lasiocarpa Ehrh. woollyfruit sedge PA (R)
CAMAI2 Carex magellanica Lam. ssp. irrigua (Wahlenb.) Hultén boreal bog sedge
CAPA22 Carex paupercula Michx. PA (R)
CYOD Cyperus odoratus L. fragrant flatsedge
CYEN Cyperus engelmannii Steud. PA (R)
CYSC3 Cyperus schweinitzii Torr. Schweinitz's flatsedge PA (R)
ELMI Elatine minima (Nutt.) Fisch. & C.A. Mey. small waterwort PA (R)
ELOL Eleocharis olivacea Torr. bright green spikerush PA (R)
GAHI2 Gaultheria hispidula (L.) Muhl. ex Bigelow creeping snowberry PA (R)
HYTE9 Hylotelephium telephioides (Michx.) H. Ohba Allegheny stonecrop
SETE Sedum telephioides Michx. PA (R)
JUFI Juncus filiformis L. thread rush PA (R)
JUGY Juncus gymnocarpus Coville Pennsylvania rush PA (R)
LEGR Ledum groenlandicum Oeder bog Labrador tea PA (R)
LUPE3 Lupinus perennis L. sundial lupine PA (R)
LYPA3 Lygodium palmatum (Bernh.) Sw. American climbing fern PA (R)
MATR Magnolia tripetala (L.) L. umbrella-tree PA (R)
MABA6 Malaxis bayardii Fernald Bayard's adder's-mouth orchid PA (R)
MEPI2 Menziesia pilosa (Michx. ex Lam.) Juss. ex Pers. minniebush PA (R)
OPHU Opuntia humifusa (Raf.) Raf. devil's-tongue PA (R)
ORAQ Orontium aquaticum L. goldenclub PA (R)
PAAN6 Packera anonyma (Alph. Wood) W.A. Weber & Á. Löve Small's ragwort
SEAN2 Senecio anonymus Alph. Wood PA (R)
PHLA3 Phyla lanceolata (Michx.) Greene lanceleaf fogfruit PA (R)
POIL Potamogeton illinoensis Morong Illinois pondweed PA (R)
PORO2 Potamogeton robbinsii Oakes Robbins' pondweed PA (R)
POZO Potamogeton zosteriformis Fernald flatstem pondweed PA (R)
PRPU3 Prunus pumila L. sandcherry PA (R)
PYPU Pyrularia pubera Michx. buffalo nut PA (R)
RATR Ranunculus trichophyllus Chaix threadleaf crowfoot PA (R)
RORA Rotala ramosior (L.) Koehne lowland rotala PA (R)
SASU Sagittaria subulata (L.) Buchenau awl-leaf arrowhead PA (R)
SAMI6 Saxifraga micranthidifolia (Haw.) Steud. lettuceleaf saxifrage PA (R)
SCLI11 Schizachyrium littorale (Nash) E.P. Bicknell shore little bluestem
SCSCL Schizachyrium scoparium (Michx.) Nash var. littorale (Nash) Gould PA (R)
SORO2 Solidago roanensis Porter Roan Mountain goldenrod PA (R)
SPCR Sporobolus cryptandrus (Torr.) A. Gray sand dropseed PA (R)
TIDI Tipularia discolor (Pursh) Nutt. crippled cranefly PA (R)
TRCA Trautvetteria caroliniensis (Walter) Vail Carolina bugbane PA (R)
TRNI2 Trillium nivale Riddell snow trillium PA (R)
UTPU Utricularia purpurea Walter eastern purple bladderwort PA (R)
UVPU2 Uvularia puberula Michx. mountain bellwort PA (R)
VIOPA2 Viburnum opulus L. var. americanum Aiton American cranberrybush
VITR8 Viburnum trilobum Marshall PA (R)
WOGL2 Wolffiella gladiata (Hegelm.) Hegelm. Florida mudmidget PA (R)
XYMO Xyris montana Ries northern yelloweyed grass PA (R)
ZIAQ Zizania aquatica L. annual wildrice PA (R)
ACUN Aconitum uncinatum L. southern blue monkshood PA (T)
AMCO Ammannia coccinea Rottb. valley redstem PA (T)
AMBR Ammophila breviligulata Fernald American beachgrass PA (T)
ARPU3 Arceuthobium pusillum Peck eastern dwarf mistletoe PA (T)
ARAN7 Argentina anserina (L.) Rydb. silverweed cinquefoil
POAN5 Potentilla anserina L. PA (T)
ARPU8 Aristida purpurascens Poir. arrowfeather threeawn PA (T)
BOCU Bouteloua curtipendula (Michx.) Torr. sideoats grama PA (T)
CAAL3 Carex alata Torr. broadwing sedge PA (T)
CAAQ Carex aquatilis Wahlenb. water sedge PA (T)
CACO21 Carex collinsii Nutt. Collins' sedge PA (T)
CADI4 Carex diandra Schrank lesser panicled sedge PA (T)
CAFL4 Carex flava L. yellow sedge PA (T)
CALI7 Carex limosa L. mud sedge PA (T)
CAOL3 Carex oligosperma Michx. fewseed sedge PA (T)
CAPO4 Carex polymorpha Muhl. variable sedge PA (T)
CAPR6 Carex prairea Dewey ex Alph. Wood prairie sedge PA (T)
CATE6 Carex tetanica Schkuhr rigid sedge PA (T)
CAWI7 Carex wiegandii Mack. Wiegand's sedge PA (T)
CHPO6 Chamaesyce polygonifolia (L.) Small seaside sandmat PA (T)
CYRE6 Cypripedium reginae Walter showy lady's slipper PA (T)
DICO6 Digitaria cognata (Schult.) Pilg. fall witchgrass PA (T)
DOAM Dodecatheon amethystinum (Fassett) Fassett jeweled shootingstar PA (T)
DRCL Dryopteris clintoniana (D.C. Eaton) Dowell Clinton's woodfern PA (T)
ELIN Eleocharis intermedia Schult. matted spikerush PA (T)
ELRO Eleocharis robbinsii Oakes Robbins' spikerush PA (T)
ELNY Ellisia nyctelea (L.) L. Aunt Lucy PA (T)
ERBU Erigenia bulbosa (Michx.) Nutt. harbinger of spring PA (T)
ERVI9 Eriophorum viridicarinatum (Engelm.) Fernald thinleaf cottonsedge PA (T)
EURA14 Eubotrys racemosus (L.) Nutt. swamp doghobble
LERA4 Leucothoe racemosa (L.) A. Gray PA (T)
EUCA26 Euthamia caroliniana (L.) Greene ex Porter & Britton slender goldentop
EUTE7 Euthamia tenuifolia (Pursh) Nutt. PA (T)
FIAN Fimbristylis annua (All.) Roem. & Schult. annual fimbry PA (T)
GLBO Glyceria borealis (Nash) Batchelder small floating mannagrass PA (T)
GOTE Goodyera tesselata Lodd. checkered rattlesnake plantain PA (T)
HYDE Hypericum densiflorum Pursh bushy St. Johnswort PA (T)
HYMA2 Hypericum majus (A. Gray) Britton large St. Johnswort PA (T)
ILOP Ilex opaca Aiton American holly PA (T)
JUALN Juncus alpinoarticulatus Chaix ssp. nodulosus (Wahlenb.) Hämet-Ahti northern green rush
JUAL Juncus alpinus auct. non Vill. PA (T)
JUARL Juncus arcticus Willd. ssp. littoralis (Engelm.) Hultén mountain rush
JUBA Juncus balticus Willd. PA (T)
JUBI Juncus biflorus Elliot bog rush PA (T)
JUBR2 Juncus brachycephalus (Engelm.) Buchenau smallhead rush PA (T)
LAJA Lathyrus japonicus Willd. beach pea PA (T)
LAOC2 Lathyrus ochroleucus Hook. cream pea PA (T)
LIBO3 Linnaea borealis L. twinflower PA (T)
LODO Lobelia dortmanna L. Dortmann's cardinalflower PA (T)
LYAP4 Lycopodiella appressa (Chapm.) Cranfill southern bog clubmoss PA (T)
LYHY Lysimachia hybrida Michx. lowland yellow loosestrife PA (T)
MAVI2 Magnolia virginiana L. sweetbay PA (T)
MENI Melica nitens (Scribn.) Nutt. ex Piper threeflower melicgrass PA (T)
MIGL5 Minuartia glabra (Michx.) Mattf. Appalachian stitchwort PA (T)
MYGA Myrica gale L. sweetgale PA (T)
MYTE Myriophyllum tenellum Bigelow slender watermilfoil PA (T)
NAGR Najas gracillima (A. Braun ex Engelm.) Magnus slender waternymph PA (T)
NYCO Nymphoides cordata (Elliot) Fernald little floatingheart PA (T)
OEAR Oenothera argillicola Mack. shale barren evening primrose PA (T)
PAPH Panicum philadelphicum Bernh. ex Trin. Philadelphia panicgrass
PATU Panicum tuckermanii Fernald PA (T)
PHTE18 Phemeranthus teretifolius (Pursh) Raf. quill fameflower
TATE Talinum teretifolium Pursh PA (T)
PLCI2 Platanthera ciliaris (L.) Lindl. yellow fringed orchid PA (T)
PLPE Platanthera peramoena (A. Gray) A. Gray purple fringeless orchid PA (T)
POPA Poa paludigena Fernald & Wiegand bog bluegrass PA (T)
POSA Poa saltuensis Fernald & Wiegand oldpasture bluegrass
POLA2 Poa languida Hitchc. PA (T)
POCO12 Potamogeton confervoides Rchb. Tuckerman's pondweed PA (T)
PORI2 Potamogeton richardsonii (Benn.) Rydb. Richardson's pondweed PA (T)
PRAL5 Prunus alleghaniensis Porter Allegheny plum PA (T)
PTTR Ptelea trifoliata L. common hoptree PA (T)
RALO2 Ranunculus longirostris Godr. longbeak buttercup PA (T)
RITR Ribes triste Pall. red currant PA (T)
RUST2 Ruellia strepens L. limestone wild petunia PA (T)
SASE2 Salix serissima (L.H. Bailey) Fernald autumn willow PA (T)
SCAN5 Scirpus ancistrochaetus Schuyler barbedbristle bulrush E PA (T)
SCPE3 Scirpus pedicellatus Fernald stalked bulrush PA (T)
SCPA5 Scleria pauciflora Muhl. ex Willd. fewflower nutrush PA (T)
SPBE2 Spiraea betulifolia Pall. white spirea PA (T)
SYDE2 Symphyotrichum depauperatum (Fernald) G.L. Nesom serpentine aster
ASDE9 Aster depauperatus Fernald PA (T)
SYNON Symphyotrichum novi-belgii (L.) G.L. Nesom var. novi-belgii New York aster
ASNO2 Aster novi-belgii L. PA (T)
SYPUP Symphyotrichum puniceum (L.) Á. Löve & D. Löve var. puniceum purplestem aster
ASFI5 Aster firmus Nees PA (T)
UTIN2 Utricularia intermedia Hayne flatleaf bladderwort PA (T)
UTMI Utricularia minor L. lesser bladderwort PA (T)
VIAP2 Vittaria appalachiana Farrar & Mickel Appalachian shoestring fern PA (T)
WOAR Woodwardia areolata (L.) T. Moore netted chainfern PA (T)
XYTO Xyris torta Sm. slender yelloweyed grass PA (T)
CYPAP3 Cypripedium parviflorum Salisb. var. pubescens (Willd.) Knight greater yellow lady's slipper
CYPU10 Cypripedium pubescens Willd. PA (V)
HYCA Hydrastis canadensis L. goldenseal PA (V)
PAQU Panax quinquefolius L. American ginseng PA (V)
 
†CodeProtected Status
EEndangered
XExtirpated
RRare
TThreatened
VVulnerable
 

 

Time Generated: 09/16/2019 06:21 PM CDT