§ 45.12. Pennsylvania Endangered.
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. Dragons-Mouth Arnica acaulis (Walter) Britton, Stearns & Poggenb. Leopards-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 Bradleys Spleenwort Asplenium resiliens Kunze Black-Stemmed Spleenwort Astragalus canadensis L. Canadian Milk-Vetch Bidens beckii (Torr. ex Spreng.) Greene Becks Water-Marigold Bidens bidentoides (Nutt.) Britton Swamp Beggar-Ticks Boltonia asteroides (L.) LHér. 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. Bebbs Sedge Carex bicknellii Britton Bicknells Sedge Carex bullata Willd. Bull Sedge Carex careyana Dewey Careys 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 geyeri Boott Geyers Sedge Carex lupuliformis Sartwell False Hop Sedge Carex mitchelliana M. A. Curtis Mitchells Sedge Carex pauciflora Lightf. Few-Flowered Sedge Carex polymorpha Muhl. Variable Sedge Carex pseudocyperus L. Cyperus-Like Sedge Carex retrorsa Schwein. Backward Sedge Carex roanensis F. J. Herm (Source: Flora of the Southeastern United States, Weakley 2020) Roan Mountain Sedge Carex schweinitzii Schwein. Schweinitzs Sedge Carex sterilis Willd. Sterile Sedge Carex typhina 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. O. Yates Slender Wild-Oats Chenopodium foggii Wahl Foggs Goosefoot Chrysogonum virginianum 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 Frasers Sedge Cyperus diandrus Torr. Umbrella Sedge Cyperus houghtonii Torr. Houghtons Flatsedge Cyperus refractus Engelm. Reflexed Flatsedge Cypripedium parviflorum Salisb. var. makasin (Source: Flora of North America) Northern Small Yellow Ladys-Slipper Cypripedium parviflorum Salisb. var. parviflorum (Source: Flora of North America) Southern Small Yellow Ladys-Slipper Cypripedium reginae Walter Show Ladys-Slipper Delphinium exaltatum Aiton Tall Larkspur Dicentra eximia (Ker Gwal.) Torr. Wild Bleeding-Heart Dichanthelium scoparium (Lam.) Gould Velvety Panic Grass Dichanthelium xanthophysum (A. Gray) Freckmann Slender Panic Grass Dodecatheon meadia L. Shooting-Star Dryopteris campyloptera (Kunze) Clarkson Mountain Wood Fern Echinochloa walteri (Pursh) A. Heller Walters 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 Wrights 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 Bicknells Hoary Rockrose Heteranthera multiflora (Griseb.) Horn. Multi-Flowered Mud-Plantain Hieracium traillii Greene Maryland Hawkweed Hierochloe hirta (Schrank) Borb[aacute]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. Johns-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 Marguerites 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 Adders-Mouth Marshallia pulchra W. M. Knapp, D. B. Poind. & Weakley (Source: Flora of Southeastern United States, Weakley 2020) Beautiful Barbaras Buttons Matelea obliqua (Jacq.) Woodson Oblique Milkvine Mitella nuda L. Naked Bishops-Cap Monarda punctata L. Spotted Bee-Balm Montia chamissoi (Ledeb. ex Spreng.) Greene Chamissos Miners-Lettuce Muhlenbergia uniflora (Muhl.) Fern. Fall Dropseed Muhly Myriophyllum farwellii Morong Farwells 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 Adders-Tongue Packera antennariifolia (Britton) W. A. Weber Á & Löve Cats-Paw Ragwort Panicum amarum Elliott var. amarulum (A. Hitchc. & Chase) P. G. Palmer Beachgrass Parnassia glauca Raf. Grass-of-Parnassus Paxistima canbyi A. Gray Canbys Mountain-Lover Persicaria careyi (Olney) Greene Careys 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 Jacobs-Ladder Polygala cruciata L. Cross-Leaved Milkwort Polygala curtissii A. Gray Curtis Milkwort Polygala incarnata L. Pink Milkwort Polystichum braunii (Spenn.) Fee Brauns Holly Fern Populus balsamifera L. Balsam Poplar Potamogeton friesii Rupr. Fries Pondweed Potamogeton gramineus L. Grassy Pondweed Potamogeton hillii Morong Hills 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 Vaseys 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. Torreys 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[uuml ]ggé ex Willd. Hoary Willow Scheuchzeria palustris L. Pod-Grass Schoenoplectus acutus (Muhl. ex Bigel.) Löve & Löve Hard-Stemmed Bulrush Schoenoplectus smithii (A. Gray) Sojak Smiths Bulrush Schoenoplectus torreyi (Olney) Palla Torreys 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 Cases 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. Nuttalls 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 Kates-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
Authority 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)).
Source The provisions of this § 45.12 adopted December 4, 1987, effective January 1, 1988, 17 Pa.B. 5027; amended June 18, 1993, effective June 19, 1993, 23 Pa.B. 2816; amended December 21, 2018, effective December 22, 2018, 48 Pa.B. 7757; amended September 22, 2023, effective September 23, 2023, 53 Pa.B. 5892. Immediately preceding text appears at serial pages (394741) to (394748).
Cross References This section cited in 7 Pa. Code § 128.102 (relating to protected designated areas).
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