Gamochaeta coarctata
Gamochaeta coarctata, gray everlasting,[2] is a species of flowering plant in the sunflower family. It is widespread in South America (from Colombia to Uruguay) and naturalized in parts of Eurasia, Australia, and North America.[3][4][5]
| Gamochaeta coarctata | |
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| Species: | G. coarctata |
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| Gamochaeta coarctata (Willd.) Kerguélen 1987 | |
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Gamochaeta coarctata is an annual herb up to 15 cm (5.9 in) tall. Leaves are up to 3 cm (1.2 in) long. The plant forms many small flower heads in elongated arrays. Each head contains 2–4 yellow disc flowers but no ray flowers.[6]
Some specimens collected in the United States were formerly misidentified as G. americana, which does not grow in the United States.[3][7]
References
- The Plant List, Gnaphalium coarctatum Willd.
- "Gamochaeta coarctata". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 17 July 2015.
- Guy L. Nesom 2004. New distribution records for Gamochaeta (Asteraceae: Gnaphalieae) in the United States. Sida 21(2): 1175–1185.
- Biota of North America Program 2014 county distribution map
- Calflora taxon report, University of California, Gamochaeta coarctata
- Flora of North America, Gamochaeta stachydifolia (Lamarck) Cabrera, 1961.
- Guy L. Nesom 1990. The taxonomic status of Gamochaeta (Asteraceae: Inuleae) and the species of the United States. Phytologia 68:186–198.
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