Grindelia scabra
Grindelia scabra, the rough gumweed,[1] is a rare North American species of flowering plants in the daisy family. It has been found in northern Mexico (Coahuila) and the southwestern United States (western Texas and southern New Mexico).[2][3]
| Grindelia scabra | |
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| Species: | G. scabra |
| Binomial name | |
| Grindelia scabra Greene 1898 | |
Grindelia scabra grows in dry rocky slopes and on top of mesas (flat-topped hills). It is an annual, biennial, or perennial herb up to 70 cm (28 in) tall. The plant usually produces numerous flower heads in open flat-topped arrays. Each head has 17-30 ray flowers, surrounding a large number of tiny disc flowers.[4]
References
- "Grindelia scabra". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 18 July 2015.
- Biota of North America Program 2014 county distribution map
- Nesom, G.L. 1990. Studies in the systematics of Mexican and Texan Grindelia (Asteraceae: Astereae. Phytologia 68(4): 303–332 distribution map on page 308
- Flora of North America, Grindelia scabra Greene, 1898.
External links
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