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3,374 species in New River Gorge National Park
Pseudognaphalium obtusifolium
Pseudohermonassa bicarnea
Pseudomerulius curtisii
Pseudotricholoma umbrosum
Psilocorsis quercicella
Psyllobora vigintimaculata
Pterallastes thoracicus
Pterostichus coracinus
Ptosima gibbicollis
Ptychobranchus fasciolaris
Puccinia anemones-virginianae
Puccinia asteris
Puccinia canaliculata
Puccinia cnici-oleracei
Puccinia eleocharidis
Puccinia heucherae
Puccinia lapsanae
Pulveroboletus ravenelii
Punctelia appalachensis
Punctelia caseana
Punctelia subrudecta
Pycnanthemum tenuifolium
Pycnopeziza pachyderma
Pyractomena borealis
Pyreferra hesperidago
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