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5,782 species in Rocky Mountain National Park
Criconemoides annulatus
Cryptantha fendleri
Delphinium ramosum
Dicerca tenebrosa
Diderma niveum
Diplolepis polita
Doellingeria engelmannii
Drosera rotundifolia
Drymocallis arguta
Egira crucialis
Elaeagnus angustifolia
Elaphrus clairvillei
Eleocharis acicularis
Enallagma civile
Erigeron canadensis
Eritrichium aretioides
Erysiphe polygoni
Etheostoma nigrum
Euchlaena amoenaria
Eupithecia assimilata
Eupithecia cretaceata
Eupithecia nimbicolor
Euxoa flavicollis
Euxoa mimallonis
Euxoa rufula
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