| Tetradymia | |
|---|---|
 | |
| Tetradymia axillaris | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Subfamily: | Asteroideae |
| Tribe: | Senecioneae |
| Genus: | Tetradymia DC. |
| Type species | |
| Tetradymia canescens [1] | |
Tetradymia is a genus of North American shrubs in the groundsel tribe within the sunflower family. [1] [2] [3] [4] Horsebrush is a common name for plants in this genus. [5]
- Species [6] [7] [8] [9]
- Tetradymia argyraea - CA (Riverside + San Bernardino Cos), AZ (Mohave Co), NV (Clark Co)
- Tetradymia axillaris - CA AZ NV UT
- Tetradymia canescens - BC WA ID MT WY OR CA NV UT CO AZ NM
- Tetradymia comosa - CA NV
- Tetradymia filifolia - NM
- Tetradymia glabrata - CA NV UT OR ID
- Tetradymia nuttallii - NV UT CO WY
- Tetradymia spinosa - CA OR NV ID UT MT WY CO NM
- Tetradymia stenolepis - CA NV AZ
- Tetradymia tetrameres - NV CA (Mono Co)
- Formerly included [6]
See Lepidospartum and Psathyrotes.
