Pennsylvania Code › Title 17 - CONSERVATION AND NATURAL RESOURCES › Part I - Department of Conservation and Natural Resources › Subpart D - Resource Conservation › Chapter 45 - CONSERVATION OF PENNSYLVANIA NATIVE WILD PLANTS › Subchapter B - CLASSIFIED PLANTS › Section 45.12 - Pennsylvania Endangered

Current through Register Vol. 54, No. 28, July 13, 2024
Plant species classified as Pennsylvania Endangered are
						as follows:
Scientific Name
Common Name
Aconitum reclinatum
A. Gray
White Monkshood
Acorus americanus
(Raf.) Raf.
Sweet Flag
Agalinis auriculata
(Michx.) S. F.
								Blake
Eared False Foxglove
Agalinis paupercula
(A. Gray)
								Britton
Small-Flowered False Foxglove
Aletris farinosa
L.
Colic-Root
Alisma triviale
Pursh
Broad-Leaved Water-Plaintain
Alnus viridis
(Vill.) DC
Mountain Alder
Amelanchier bartramiana
(Tausch) M.
								Roem.
Oblong-Fruited Serviceberry
Ammania coccinea
Rottb.
Scarlet Ammannia
Anemone cylindrica
A. Gray
Long-Headed Anemone
Arabis missouriensis
Greene
Missouri Rockcress
Arethusa bulbosa
L.
Dragon's-Mouth
Arnica acaulis
(Walter) Britton,
								Stearns & Poggenb.
Leopard's-Bane
Arnoglossum reniforme
(Hook.) H. E.
								Robins.
Great Indian Plantain
Artemisia campestris
L. ssp.
caudata
(Michx.) Hall & Clements.
Beach Wormwood
Asclepias variegata
L.
White Milkweed
Asplenium bradleyi
D. C. Eaton
Bradley's Spleenwort
Asplenium resiliens
Kunze
Black-Stemmed Spleenwort
Astragalus canadensis
L.
Canadian Milk-vetch
Bidens beckii
(Torr. ex Spreng.)
								Greene
Beck's Water-Marigold
Bidens bidentoides
(Nutt.) Britton
Swamp Beggar-Ticks
Boltonia asteroides
(L.) L'Her.
Aster-Like Boltonia
Camassia scilloides
(Raf.) Cory
Wild Hyacinth
Cardamine pratensis
L. var.
palustris
Wimm. & Grab. (Gleason, H. A. and A. Cronquist,
								Manual of Vascular Plants of Northeastern United States and Adjacent Canada,
								1991, Second Edition)
Cuckooflower
Carex atherodes
Spreng.
Awned Sedge
Carex aurea
Nutt.
Golden-Fruited Sedge
Carex bebbii
(Bailey) Fern.
Bebb's Sedge
Carex bicknellii
Britton
Bicknell's Sedge
Carex bullata
Willd.
Bull Sedge
Carex careyana
Dewey
Carey's Sedge
Carex crinita
Lam. var.
brevicrinis
Fernald
Short-Hair Sedge
Carex eburnea
Boott
Ebony Sedge
Carex formosa
Dewey
Handsome Sedge
Carex garberi
Fernald
Elk Sedge
Carex gey en
Boott
Geyer's Sedge
Carex lupuliformis
Sartwell
False Hop Sedge
Carex mitchelliana
M. A. Curtis
Mitchell's Sedge
Carex pauciflora
Lightf.
Few-Flowered Sedge
Carex polymorpha
Muhl.
Variable Sedge
Carex pseudocyperus
L.
Cyperus-Like Sedge
Carex retrorsa
Schwem.
Backward Sedge
Carex roanensis
F. J. Herm (Source:
								Flora of the Southeastern United States, Weakley 2020)
Roan Mountain Sedge
Carex schweinitzii
Schwem.
Schweinitz's Sedge
Carex stenlis
Willd.
Sterile Sedge
Carex typhma
Michx.
Cat-Tail Sedge
Carex viridula
Michx.
Green Sedge
Cerastium velutinum
Raf. var.
villossissimum
(Pennell) J. K. Morton
Octoraro Creek Chickweed
Chasmanthium laxum
(L.) H. 0. Yates
Slender Wild-Oats
Chenopodium foggii
Wahl
Fogg's Goosefoot
Chrysogonum virgmianum
L.
Green-and-Gold
Cirsium horridulum
Michx.
Horrible Thistle
Cladium mariscoides
(Muhl.) Torr.
Twig-Rush
Clematis viorna
L.
Leather-Flower
Clethra acuminata
Michx.
Mountain Pepperbush
Clitoria mariana
L.
Butterfly Pea
Coeloglossum viride
(L.) Hartm.
Long-Bracted Green Orchis
Conioselinum chinense
(L.) Britton,
								Stearns & Poggenb.
Hemlock-Parsley
Corallorhiza wisteriana
Conrad
Spring Coral-Root
Cryptogramma stelleri
(Gmel.)
								Prantl
Slender Rockbrake
Cymophyllus fraserianus
(Ker Gawl.)
								Kartesz & Gandhi
Eraser's Sedge
Cyperus diandrus
Torr.
Umbrella Sedge
Cyperus houghtonii
Torr.
Houghton's Flatsedge
Cyperus refractus
Engelm.
Reflexed Flatsedge
Cypripedium parviflorum
Salisb.
								var.
makasin
(Source: Flora of North America)
Northern Small Yellow Lady's-Slipper
Cypripedium parviflorum
Salisb.
								var.
parviflorum
(Source: Flora of North America)
Southern Small Yellow Lady's-Slipper
Cypripedium reginae
Walter
Show Lady's-Slipper
Delphinium exaltatum
Alton
Tall Larkspur
Dicentra eximia
(Ker Gwal.) Torr.
Wild Bleeding-Heart
Dichanthelium scoparium
(Lam.)
								Gould
Velvety Panic Grass
Dichantheli um xanthophysum
(A.
								Gray) Freckmann
Slender Panic Grass
Dodecatheon meadia
L.
Shooting-Star
Dryopteris campyloptera
(Kunze)
								Clarkson
Mountain Wood Fern
Echinochloa walteri
(Pursh) A.
								Heller
Walter's Barnyard-Grass
Eleocharis caribaea
(Rottb.) S. F.
								Blake
Capitate Spike-Rush
Eleocharis compressa
Sull.
Flat-Stemmed Spike-Rush
Eleocharis elliptica
Kunth
Slender Spike-Rush
Eleocharis obtusa
(Willd.) Schult.
								var.
peasei
Svenson
Wright's Spike-Rush
Eleocharis parvula
(Roem. &
								Schult.) Link ex Buffon & Fingerh.
Dwarf Spike-Rush
Eleocharis pauciflora
(Lightf.)
								Link var.
fernaldii
Swenson
Few-Flowered Spike-Rush
Eleocharis quadrangulata
(Michx.)
								Roem. & Schult.
Four-Angled Spike-Rush
Eleocharis rostellata
(Torr.) Torr.
Beaked Spike-Rush
Eleocharis tenuis
(Willd.) Schult.
								var.
verrucosa
(Svenson) Svenson
Slender Spike-Rush
Equisetum scirpoides
Michx.
								(Source: Flora of North America)
Dwarf Scouring-Rush
Equisetum variegatum
Schleich.
Variegated Scouring-Rush
Eriophorum gracile
Koch ex Roth
Slender Cotton-Grass
Eriophorum tenellum
Nutt.
Rough Cotton-Grass
Euphorbia ipecacuanhae
L.
Wild Ipecac
Euphorbia purpurea
(Raf.) Fernald
Glade Spurge
Eurybia spectabilis
(Aiton) Nesom
Showy Aster
Festuca paradoxa
Desv.
Cluster Fescue
Fraxinus profunda
(Bush) Bush
Pumpkin Ash
Fraxinus quadrangulata
Michx.
								(Source: Flora of the Southeastern United States, Weakley 2020)
Blue Ash
Galium labradoricum
Wiegand
Bog Bedstraw
Gaylussacia brachycera
(Michx.) A.
								Gray
Box Huckleberry
Gaylussacia dumosa
(Andr.) Torr.
								& A. Gray
Dwarf Huckleberry
Geranium bicknellii
Britton
Cranesbill
Glyceria obtusa
(Muhl.) Trin.
Blunt Manna-Grass
Goodyera tesselata
Lodd.
Checkered Rattlesnake-Plantain
Gratiola aurea
Muhl. ex Pursh
Golden Hedge-Hyssop
Helianthemum bicknellii
Fernald
Bicknell's Hoary Rockrose
Heteranthera multiflora
(Griseb.)
								Horn.
Multi-Flowered Mud-Plantain
Hieracium traillii
Greene
Maryland Hawkweed
Hierochloe hirta
(Schrank) Borb's
								(Source: Flora of the Southeastern United States, Weakley 2020)
Common Northern Sweet Grass
Hierochloe odorata
(L.) Beauv.
Vanilla Sweet-Grass
Huperzia porophila
(F. E. Lloyd
								& Underw.) Holub
Sandstone-Loving Firmoss
Hydrophyllum macrophyllum
Nutt.
Large-Leaved Water-Leaf
Hypericum gymnanthum
Engelm. &
								A. Gray
Clasping-Leaved St. John's-Wort
Iodanthus pinnatifidus
(Michx.)
								Steud.
Purple-Rocket
Iris cristata
Sol. ex Aiton
Dwarf Crested Iris
Iris prismatica
Pursh
Slender Blue Flag
Iris verna
L.
Dwarf Iris
Isotria medeoloides
(Pursh) Raf.
Small-Whorled Pogonia
Juncus brachycarpus
Engelm.
Short-Fruited Rush
Juncus dichotomus
Elliott
Forked Rush
Juncus militaris
Bigelow
Bayonet Rush
Juncus scirpoides
Lam.
Scirpus-Like Rush
Lespedeza angustifolia
(Pursh)
								Elliott
Narrow-Leaved Bush-Clover
Ligusticum canadense
(L.) Britton
Nondo Lovage
Linum intercursum
E. P. Bicknell
Sandplain Wild Flax
Linum sulcatum
Riddell
Grooved Yellow Flax
Lipocarpha micrantha
(Vahl) G. C.
								Tucker
Common Hemicarpha
Listera australis
Lindl.
Southern Twayblade
Listera cordata
(L.) R. Br.
Heartleaf Twayblade
Listera smallii
Wiegand
Kidney-Leaved Twayblade
Lithospermum caroliniense
(J. F.
								Gmel.) MacMill.
Hispid Gromwell
Lithospermum latifolium
Michx.
American Gromwell
Lobelia kalmii
L.
Brook Lobelia
Lobelia puberula
Michx.
Downy Lobelia
Lonicera oblongifolia
(Goldie)
								Hook.
Swamp Fly-Honeysuckle
Lonicera villosa
(Michx.) Roem.
								& Schult.
Mountain Fly-Honeysuckle
Ludwigia decurrens
Walter
Upright Primrose-Willow
Ludwigia polycarpa
Short &
								Peter
False Loosestrife Seedbox
Lycopodiella alopecuroides
(L.)
								Cranfill
Foxtail Bog Clubmoss
Lycopodiella margueritae
J. G.
								Bruce, W. H. Wagner & Beitel
Marguerite's Clubmoss
Lycopus rubellus
Moench.
Taper-Leaved Bugle-Weed
Lyonia mariana
(L.) D. Don
Staggerbush
Lysimachia hybrida
Michx.
Lance-Leaved Loosestrife
Lythrum alatum
Pursh
Winged Loosestrife
Malaxis bayardii
Fernald
Adder's-Mouth
Marshallia pulchra
W. M. Knapp, D.
								B. Poind. & Weakley (Source: Flora of Southeastern United States, Weakley
								2020)
Beautiful Barbara's Buttons
Matelea obliqua
(Jacq.) Woodson
Oblique Milkvine
Mitella nuda
L.
Naked Bishop's-Cap
Monarda punctata
L.
Spotted Bee-Balm
Montia chamissoi
(Ledeb. ex
								Spreng.) Greene
Chamisso's Miner's-Lettuce
Muhlenbergia uniflora
(Muhl.) Fern.
Fall Dropseed Muhly
Myriophyllum farwellii
Morong
Farwell's Water-Milfoil
Myriophyllum sibiricum
Komarov
Northern Water-Milfoil
Myriophyllum verticillatum
L.
Whorled Water-Milfoil
Najas marina
L.
Holly-Leaved Naiad
Oclemena nemoralis
(Aiton) E.
								Greene
Leafy Bog Aster
Onosmodium molle
Michx. var.
hispidissimum
(Mack.) Cronquist
False Gromwell
Ophioglossum engelmannii
Prantl
Limestone Adder's-Tongue
Packera antennariifolia
(Britton)
								W. A. Weber ' & L've
Cat's-Paw Ragwort
Panicum amarum
Elliott var.
amarulum
(A. Hitchc. & Chase) P. G. Palmer
Beachgrass
Parnassia glauca
Raf.
Grass-of-Parnassus
Paxistima canbyi
A. Gray
Canby's Mountain-Lover
Persicaria careyi
(Olney) Greene
Carey's Smartweed
Persicaria setacea
(Baldwin) Small
Swamp Smartweed
Phlox ovata
L.
Mountain Phlox
Phlox subulata
L. ssp.
brittonii
(Small) Wherry
Moss Pink
Piptatherum pungens
(Torr. ex
								Spreng.) Dorn
Slender Mountain Ricegrass
Platanthera aquilonis
Sheviak,
								Lindleyana (Source: Flora of North America)
Northern Green Orchid
Platanthera dilatata
(Pursh) Lindl.
								ex Beck
Tall White Bog-Orchid
Platanthera huronensis
(Nutt.)
								Lindl.
Huron Green Orchid
Poa autumnalis
Muhl. ex Elliott
Autumn Bluegrass
Polemonium van-bruntiae
Britton
Jacob's-Ladder
Polygala cruciata
L.
Cross-Leaved Milkwort
Polygala curtissii
A. Gray
Curtis' Milkwort
Polygala incarnata
L.
Pink Milkwort
Polystichum braunii
(Spenn.) Fee
Braun's Holly Fern
Populus balsamifera
L.
Balsam Poplar
Potamogeton friesii
Rupr.
Fries' Pondweed
Potamogeton gramineus
L.
Grassy Pondweed
Potamogeton hillii
Morong
Hill's Pondweed
Potamogeton obtusifolius
Mert.
								& Koch
Blunt-Leaved Pondweed
Potamogeton pulcher
Tuck.
Spotted Pondweed
Potamogeton strictifolius
A. Benn.
Narrow-Leaved Pondweed
Potamogeton tennesseensis
Fernald
Tennessee Pondweed
Potamogeton vaseyi
J. W. Robbins
Vasey's Pondweed
Potentilla fruticosa
L.
Shrubby Cinquefoil
Potentilla paradoxa
Nutt.
Bushy Cinquefoil
Potentilla tridentata
Aiton
Three-Toothed Cinquefoil
Prunus maritima
Marshall
Beach Plum
Prunus nigra
Ait.
Canada Plum
Ptilimnium capillaceum
(Michx.)
								Raf.
Mock Bishop-Weed
Pycnanthemum torrei
Benth.
Torrey's Mountain-Mint
Quercus falcata
Michx.
Southern Red Oak
Quercus phellos
L.
Willow Oak
Quercus shumardii
Buckley
Shumard Oak
Ranunculus fascicularis
Muhl. ex J.
								M. Bigelow
Tufted Buttercup
Ratibida pinnata
(Vent.) Barnhart
Gray-Headed Prairie Coneflower
Rhamnus lanceolata
Pursh
Lanceolate Buckthorn
Rhexia mariana
L.
Maryland Meadow-Beauty
Rhododendron atlanticum
(Ashe)
								Rehder
Dwarf Azalea
Rhynchospora capillacea
Torr.
Capillary Beak-Rush
Ribes missouriense
Nutt. ex Torr.
								& A. Gray
Missouri Gooseberry
Rubus cuneifolius
Pursh
Sand Blackberry
Ruellia humilis
Nutt.
Fringed-Leaved Petunia
Sagittaria calycina
Engelm.
Long-Lobed Arrowhead
Salix candida
Fl'gg' ex Willd.
Hoary Willow
Scheuchzeria palustris
L.
Pod-Grass
Schoenoplectus acutus
(Muhl. ex
								Bigel.) L've & L've
Hard-Stemmed Bulrush
Schoenoplectus smithii
(A. Gray)
								Sojak
Smith's Bulrush
Schoenoplectus torreyi
(Olney)
								Palla
Torrey's Bulrush
Scirpus ancistrochaetus
Schuyler
Northeastern Bulrush
Scleria minor
(Britton) Stone
Small Nut-Rush
Scleria muhlenbergii
Steud.
Reticulated Nut-Rush
Scleria verticillata
Muhl. ex
								Willd.
Whorled Nut-Rush
Sedum rosea
(L.) Scop.
Roseroot Stonecrop
Sericocarpus linifolius
(L.)
								Britton, Stearns & Poggenb.
Narrow-Leaved White-Topped Aster
Shepherdia canadensis
(L.) Nutt.
Canada Buffalo-Berry
Sida hermaphrodita
(L.) Rusby
Virginia Mallow
Sisyrinchium atlanticum
E. P.
								Bicknell
Eastern Blue-Eyed-Grass
Solidago arguta
Aiton var.
harrisii
(E. S. Steele) Cronquist
Harris' Goldenrod
Solidago curtissii
Torr. & A.
								Gray
Curtis' Goldenrod
Solidago erecta
Banks ex Pursh
Slender Goldenrod
Solidago simplex
Kunth ssp.
randii
(Porter) Ringius var.
racemosa
(Greene) Ringius
Sticky Goldenrod
Sorbus decora
(Sarg.) Schneid.
Showy Mountain-Ash
Sparganium androcladum
(Engelm.)
								Morong
Branching Bur-Reed
Spiraea corymbosa
Rafinesque
								(Source: Flora of the Southeastern United States, Weakley 2020)
Dwarf Spiraea
Spiranthes casei
Catling &
								Cruise
Case's Ladies'-Tresses
Spiranthes ovalis
Lindl.
October Ladies'-Tresses
Spiranthes romanzoffiana
Cham.
Hooded Ladies'-Tresses
Spiranthes vernalis
Engelm. &
								A. Gray
Spring Ladies'-Tresses
Sporobolus clandestinus
(Biehler)
								A. Hitchc.
Rough Dropseed
Sporobolus cryptandrus
(Torr.) A.
								Gray
Sand Dropseed
Sporobolus heterolepis
(A. Gray) A.
								Gray
Prairie Dropseed
Stachys nuttallii
Shuttlew. ex
								Benth.
Nuttall's Hedge-Nettle
Swertia caroliniensis
(Walter)
								Kuntze
American Columbo
Symphyotrichum boreale
(Torr. &
								Gray) Á Löve & D. Löve
Northern Bog Aster
Taenidia montana
(Mack.) Cronquist
Mountain Pimpernel
Trichostema setaceum
Houtt.
Narrow-Leaved Blue-Curls
Trifolium stoloniferum
Eaton
								(Source: Flora of the Southeastern United States, Weakley 2020)
Running Buffalo Clover
Trifolium virginicum
Small
Kate's-Mountain Clover
Triphora trianthophora
(Swartz)
								Rydb.
Nodding Pogonia
Triplasis purpurea
(Walter) Chapm.
Purple Sandgrass
Trollius laxus
Salisb.
Spreading Globe-Flower
Veronia glauca
(L.) Willd.
Tawny Ironweed
Viburnum nudum
L.
Possum Haw Viburnum
Viola brittoniana
Pollard
Coast Violet
Viola glaberrima
(Ging.) House
								(Source: Flora of the Southeastern United States, Weakley 2020)
Wedge-Leaved Violet
Vitis rupestris
Scheele
Sand Grape
Zigadenus glaucus
(Nutt.) Nutt.
White Camas
The provisions of this §
													45.12 amended under section 7 of
						  the Wild Resource Conservation Act (32 P.S. §
														5307); and sections 305(a)(9) and 313(g) of
						  the Conservation and Natural Resources Act (71 P.S. §§
														1340.305(a)(9) and
						  1340.313(g)).
This section cited in 7 Pa. Code §
													128.102 (relating to protected
						  designated areas).