''Tetradymia'' is a genus of
North America
North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Car ...
n shrubs in the
groundsel tribe within the
sunflower family.
[Candolle, Augustin Pyramus de, 1838. Prodromus Systematis Naturalis Regni Vegetabilis 6: 440]
in Latin Horsebrush is a common name for plants in this genus.
; Species
[Flann, C (ed) 2009+ Global Compositae Checklist ]
[Strother, J. L. 1974. Taxonomy of ''Tetradymia'' (Compositae: Senecioneae). Brittonia 26: 177–202.]
; formerly included
[
see '' Lepidospartum ]Psathyrotes
''Psathyrotes'' is a genus of North American plants in the sneezeweed tribe within the sunflower family. It contains annual and perennial forbs and low subshrubs native to dry areas of southwestern North America. Common names include turtlebac ...
''
* '' Tetradymia ramosissima - Psathyrotes ramosissima''
* '' Tetradymia squamata - Lepidospartum squamatum''
References
Senecioneae
Asteraceae genera
Flora of North America
{{Senecioneae-stub