| Helianthella | |
|---|---|
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| Helianthella castanea | |
| Scientific classification  | |
| Kingdom: | Plantae | 
| Clade: | Tracheophytes | 
| Clade: | Angiosperms | 
| Clade: | Eudicots | 
| Clade: | Asterids | 
| Order: | Asterales | 
| Family: | Asteraceae | 
| Subfamily: | Asteroideae | 
| Tribe: | Heliantheae | 
| Subtribe: | Enceliinae | 
| Genus: | Helianthella Torr. & A.Gray  | 
| Type species | |
| Helianthella uniflora (lectotype)[1][2] (Nutt.) Torr. & A. Gray.  | |
Helianthella, the little sunflower, is a genus of North American plants in the family Asteraceae.[3]
- 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
 
References
- ↑ 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
 - ↑ Flann, C (ed) 2009+ Global Compositae Checklist
 - ↑ Biota of North America Program 2013 county distribution maps
 - ↑ The International Plant Names Index
 
External links
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