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5,782 species in Rocky Mountain National Park
Phyciodes tharos
Physaria vitulifera
Physcia aipolia
Physconia enteroxantha
Plagiothecium laetum
Plantago lanceolata
Platylygus luridus
Pohlia obtusifolia
Pohlia tundrae
Formica adamsi
Protandrena atricornis
Pseudanarta perplexa
Pseudips mexicanus
Pseudochorthippus curtipennis
Pseudognaphalium viscosum
Psora montana
Pteronarcys californica
Pterostichus surgens
Puccinia treleasiana
Pyrrocoma crocea
Rhithrogena hageni
Rhizomnium pseudopunctatum
Rhyacophila harmstoni
Rhytisma salicinum
Rinodina turfacea
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