Grindelia microcephala
| Grindelia microcephala | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| (unranked): | Angiosperms |
| (unranked): | Eudicots |
| (unranked): | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Tribe: | Astereae |
| Genus: | Grindelia |
| Species: | G. microcephala |
| Binomial name | |
| Grindelia microcephala DC. 1836 not Rothr. 1850 | |
Grindelia microcephala, the littlehead gumweed,[1] is a North American species of flowering plants in the daisy family. It is native to the south-central United States, having been found only in the State of Texas.[2][3]
Grindelia microcephala grows in rich bottom lands along streams. It is an annual herb up to 40 cm (16 in) tall. The plant usually produces numerous flower heads in open, flat-topped arrays. Each head has 16-27 ray flowers, surrounding a large number of tiny disc flowers.[4]
References
- ↑ "Grindelia microcephala". 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 307
- ↑ Flora of North America Grindelia microcephala de Candolle 1836
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