Calochortus exilis

{{Short description|Species of flowering plant}}

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|genus = Calochortus

|species = exilis

|authority = Painter

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Calochortus exilis is a rare Mexican species of plants in the lily family. It is native to mountains in the State of Hidalgo in east-central Mexico.[http://apps.kew.org/wcsp/namedetail.do?name_id=301682 Kew World Checklist of Selected Plant Families][http://www.tropicos.org/Name/50003372 Tropicos, Calochortus exilis J.H. Painter ]Espejo Serena, A. & López-Ferrari, A.R. (1994). Las Monocotiledóneas Mexicanas una Sinopsis Florística 1(3): 1-74. Consejo Nacional de la Flora de México, México D.F.Gerritsen, M.E. & Parsons, R. (2007). Calochortus: Mariposa lilies & their relatives: 1-232. Timber press, Inc. Portland, U.S.A.