Hymenothrix wislizeni
| Hymenothrix wislizeni | |
|---|---|
| |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Hymenothrix |
| Species: | H. wislizeni
|
| Binomial name | |
| Hymenothrix wislizeni A.Gray 1849
| |
Hymenothrix wislizeni, the Trans-Pecos thimblehead,[1] is a North American species of flowering plant in the daisy family. It grows in northwestern Mexico (Baja California, Sonora, Chihuahua) and the southwestern United States (far western Texas, Arizona, New Mexico).[2][3]
Hymenothrix wislizeni is an annual herb up to 70 cm (28 in) tall. Each head has 15-30 yellow or cream-colored disc flowers surrounded by 8-12 yellow ray flowers.[4][5]
References
[edit]- ^ NRCS. "Hymenothrix wislizeni". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 3 August 2015.
- ^ Biota of North America Program 2014 county distribution map
- ^ SEINet, Southwestern Biodiversity, Arizona chapter
- ^ Flora of North America, Hymenothrix wislizeni A. Gray, 1849.
- ^ Gray, Asa. 1849. Memoirs of the American Academy of Arts and Science, new series 4(1): 102
External links
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