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4,849 species in Grand Canyon National Park
Limnodromus scolopaceus
Amaranthus retroflexus
Galium munzii
Lytta magister
Heliotropium curassavicum
Mertensia macdougalii
Ozarba propera
Pachysphinx occidentalis
Paxistima myrsinites
Lygaeus kalmii
Peridroma saucia
Picea engelmannii
Polyphylla decemlineata
Pseudognaphalium macounii
Psilostrophe cooperi
Rumex acetosella
Myotis yumanensis
Salix bebbiana
Sisyrinchium demissum
Dactylis glomerata
Centruroides exilicauda
Alopecurus aequalis
Crotalus pyrrhus
Amaranthus albus
Janusia gracilis
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