Aphanostephus (dozedaisy) is a genus of flowering plants in the family Asteraceae.Candolle, Augustin Pyramus de. 1836. Prodromus Systematis Naturalis Regni Vegetabilis 5: 310 in LatinTropicos, Aphanostephus DC.Flora of North America Aphanostephus de Candolle in A. P. de Candolle and A. L. P. P. de Candolle
Aphanostephus is native to Mexico, Guatemala, and the southern United States.Turner, B. L. 1984. Taxonomy of the genus Aphanostephus (Asteraceae–Astereae). Phytologia 56: 81–101.USS Department of Agriculture plants profile
Species Aphanostephus jaliscensis Shinners - Jalisco Aphanostephus pachyrrhizus Shinners - Hidalgo, México, Puebla, Veracruz Aphanostephus perennis Wooton & Standl. - Chihuahua, New Mexico Aphanostephus pilosus Buckley - Texas, New Mexico, Oklahoma Aphanostephus pinulensis J.M.Coult. ex Donn.Sm. - Guatemala Aphanostephus ramosissimus DC. - Texas, New Mexico, Oklahoma, Arizona, northeastern Mexico as far south as PueblaTropicos, Aphanostephus ramosissimus DC. specimen list Aphanostephus riddellii Torr. & A.Gray - Coahuila, Texas, New Mexico Aphanostephus skirrhobasis (DC.) Trel. ex Coville & Branner - southern USA from Texas to Florida + Kansas
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