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4,849 species in Grand Canyon National Park
Bromus frondosus
Boerhavia spicata
Beckmannia syzigachne
Bagisara buxea
Atriplex hymenelytra
Aspicilia americana
Ashmeadiella bucconis
Aphyllon fasciculatum
Aphonopelma iodius
Apantesis incorrupta
Aliciella hutchinsifolia
Aeshna interrupta
Acmaeodera pulchella
Lacinipolia olivacea
Crotalus mitchellii
Scolopendra viridis
Sylvilagus nuttallii
Anthocharis sara
Astragalus argophyllus
Symphyotrichum subulatum
Enceliopsis argophylla
Hordeum murinum
Trifolium wormskioldii
Senecio spartioides
Sedum lanceolatum
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