Helianthella
Helianthella, the little sunflower, is a genus of North American plants in the sunflower family.[4]
- Helianthella californica A.Gray - California, Nevada, Oregon
- Helianthella castanea Greene - San Francisco Bay region
- Helianthella ciliata S.F.Blake - Chihuahua[6]
- Helianthella durangensis B.L.Turner - Durango
- Helianthella gypsophila B.L.Turner - Nuevo León, Coahuila
- Helianthella mexicana A.Gray - San Luis Potosí, Zacatecas, etc.
- Helianthella microcephala (A.Gray) A.Gray - Arizona, New Mexico, Colorado, Utah
- Helianthella parryi A.Gray - Arizona, New Mexico, Colorado, Utah
- Helianthella quinquenervis (Hook.) A.Gray - from Coahuila to Oregon + Montana
- Helianthella uniflora (Nutt.) Torr. & A.Gray - from New Mexico to British Columbia
| Little sunflower | |
|---|---|
 | |
| Helianthella castanea | |
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| (unranked): | |
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| Genus: | Helianthella |
| Type species | |
| Helianthella uniflora (lectotype)[2][3] (Nutt.) Torr. & A. Gray. | |
References
- Flann, C (ed) 2009+ Global Compositae Checklist
- Weber, W. A. 1952. The genus Helianthella (Compositae). American Midland Naturalist 48: 1–35.
- Tropicos, Helianthella Torr. & A. Gray
- Torrey, John, & Asa Gray. 1842. A flora of North America :containing abridged descriptions of all the known indigenous and naturalized plants growing north of Mexico, arranged according to the natural system 2(2): 333–334
- Biota of North America Program 2013 county distribution maps
- The International Plant Names Index
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