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4,849 species in Grand Canyon National Park
Xylorhiza tortifolia
Astragalus amphioxys
Cercis orbiculata
Neotamias umbrinus
Vireo huttoni
Acer negundo
Petradoria pumila
Oreohelix yavapai
Acourtia wrightii
Selasphorus calliope
Sphaeralcea parvifolia
Salix exigua
Fraxinus cuspidata
Callophrys gryneus
Larus delawarensis
Larrea tridentata
Elymus elymoides
Erigeron concinnus
Physcia dimidiata
Aquilegia chrysantha
Solidago velutina
Solenopsis xyloni
Hymenoxys cooperi
Bebbia juncea
Carex curatorum
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