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4,849 species in Grand Canyon National Park
Albugo candida
Minutisphaera japonica
Allium gooddingii
Alternaria chlamydosporigena
Alypia ridingsii
Amanita rubescens
Amara farcta
Amaranthus crassipes
Ambrosia psilostachya
Ammospiza nelsoni
Ancognatha manca
Andrena chapmanae
Andrena evoluta
Andrena kaibabensis
Andrena medionitens
Anhimella pacifica
Anisostena arizonica
Anthidiellum ehrhorni
Anthonomus sphaeralciae
Foxella ignota
Fregata magnificens
Frullania inflata
Fulgidea oligospora
Furcula cinerea
Furcula nivea
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