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4,118 species in Yellowstone National Park
Phaeorrhiza nimbosa
Physocarpus malvaceus
Plagiochila porelloides
Pohlia cruda
Polyphylla decemlineata
Pontia protodice
Psora decipiens
Rhodiola rhodantha
Rinodina turfacea
Salix tweedyi
Saxifraga cespitosa
Senecio hydrophilus
Smelowskia americana
Solidago nana
Staurothele areolata
Stereocaulon glareosum
Sympetrum madidum
Tanacetum vulgare
Uncinocythere thektura
Xanthomendoza montana
Xanthoparmelia lineola
Agrostis exarata
Carex livida
Cladonia cornuta
Draba nemorosa
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