Holocarpha
| Holocarpha | |
|---|---|
|   | |
| Holocarpha macradenia | |
| Scientific classification   | |
| Kingdom: | Plantae | 
| Clade: | Tracheophytes | 
| Clade: | Angiosperms | 
| Clade: | Eudicots | 
| Clade: | Asterids | 
| Order: | Asterales | 
| Family: | Asteraceae | 
| Subfamily: | Asteroideae | 
| Tribe: | Madieae | 
| Subtribe: | Madiinae | 
| Genus: | Greene 1897 | 
Holocarpha is a small genus of flowering plants in the family Asteraceae. The genus contains four species of tarweeds, which are all endemic to California.[1]
Description
Holocarpha are glandular, aromatic annual herbs bearing yellow flowers.[2]
- Holocarpha heermannii - Heermann's tarweed
- Holocarpha macradenia - Santa Cruz tarweed
- Holocarpha obconica - San Joaquin tarweed
- Holocarpha virgata - yellowflower tarweed
Other "tarweeds"
Plants with the same common name, but in a different genus include:
- Santa Susana tarweed - Deinandra minthornii - (Asteraceae, endemic state-listed rare species in Simi Hills and nearby ranges) [4]
References
- ^ a b Calflora taxon report, University of California, genus Holocarpha
- ^ Flora of North America, Holocarpha Greene, 1897.
- ^ The Plant List search for Holocarpha
- ^ "Santa Susana tarplant". www.calflora.net. Retrieved 2010-08-30.
External links
- Jepson Manual Treatment: Holocarpha
- United States Department of Agriculture Plants Profile: Holocarpha