Heterotheca villosa, called the hairy goldenaster, is a North American species of flowering plant in the aster family. It widespread across the central and western parts of the continent, from Ontario west to British Columbia and south as far as Illinois, Kansas, Nuevo León, Guanajuato, and northern Baja California.
Varieties
Heterotheca villosa var. ballardii (Rydb.) Semple - northern Great Plains in US and Canada
Heterotheca villosa var. depressa (Rydb.) Semple - Wyoming
Heterotheca villosa var. foliosa (Nutt.) V.L.Harms - Rockies, Black Hills, northern Cascades, etc.
Heterotheca villosa var. minor (Hook.) Semple - Rockies, Cascades, Sierra Nevada, etc.
Heterotheca villosa var. nana (A.Gray) Semple - Rockies + other mountains from South Dakota to Arizona
Heterotheca villosa var. pedunculata (Greene) V.L.Harms ex Semple - Arizona, New Mexico, Colorado, Utah
Heterotheca villosa var. scabra (Eastw.) Semple - Mexico, southwestern USA
Heterotheca villosa var. sierrablancensis Semple - New Mexico
Heterotheca villosa var. villosa - northern Great Plains, Columbia Plateau, etc.
