introduction - Pennsylvania Natural Heritage Program
introduction - Pennsylvania Natural Heritage Program
introduction - Pennsylvania Natural Heritage Program
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GLOBAL STATECOMMUNITY NAME RANK RANKTERRESTRIAL HERBACEOUS OPENINGS:Side-oats gramma calcareous grassland G2 S1Calcareous opening/cliff G? S2Serpentine grassland G? S1Serpentine gravel forb community G? S1Great Lakes Region dry sandplain G? S1HERBACEOUS WETLANDS:Bluejoint – reed canary grass marsh G? S5Cat-tail marsh G? S5Tussock sedge marsh G? S3Mixed forb marsh G3G4 S3Herbaceous vernal pond G? S3S4Wet meadow G? S5Bulrush marsh G? S3Great Lakes Region palustrine sandplain G? S1Prairie sedge – spotted joe – pye – weed marsh G? S1S2Open sedge (Carex stricta, C. prairea, C. lacustris) fen G? S1Golden Saxifrage – sedge rich seep G? S2Skunk cabbage – golden saxifrage forest seep G? S4S5Serpentine seepage wetland G? S1Golden saxifrage – <strong>Pennsylvania</strong> bitter-cress spring run G? S3S4Sphagnum – beaked rush peatland G? S3Many fruited sedge – bladderwort peatland G? S2Water-willow (Justicia americana) – smartweed riverbed community G? S4Riverside ice scour community G? S1S2Big bluestem – Indian grass river grassland G? S3Pickerel-weed – arrow-arum – arrowhead wetland G3G4 S4Spatterdock – water lily wetland G? S4COMMUNITY COMPLEXES:Complexes not rankedAcidic Glacial Peatland ComplexGreat Lakes Region Scarp ComplexErie Lakeshore Beach-Dune-Sandplain ComplexMesic Till Barrens ComplexSerpentine Barrens ComplexRidgetop Acidic Barrens ComplexRiver Bed-Bank-Floodplain Complex159
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