Herrickia glauca
Herrickia glauca is a North American species of flowering plants in the aster family, called the gray aster. It is native to the western United States, primarily in Arizona, New Mexico, Utah, Colorado, and Wyoming, with a few populations in Idaho and Montana.[2][3]
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| Species: | H. glauca |
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| Herrickia glauca (Nutt.) Brouillet 2004 | |
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Herrickia glauca is a perennial herb or subshrub up to 70 centimeters (28 inches) tall from a woody rhizome. The plant produces flower heads numerous heads (sometimes over 100) in a flat-topped array. Each head contains 8-19 lavender ray florets surrounding 12-32 yellow or purplish disc florets.[4]
Herrickia glauca (Nutt.) Brouillet as Aster Glaucus
References
- The Plant List, Herrickia glauca (Nutt.) Brouillet
- Nesom, G. L. (2009). Taxonomic overview of Eurybia sect. Herrickia (Asteraceae: Astereae). Journal of the Botanical Research Institute of Texas 3(1): 161–167. includes distribution map on page 164, as Eurybia glauca
- Biota of North America Program 2014 county distribution map, Herrickia glauca
- Flora of North America, Herrickia glauca (Nuttall) Brouillet, 2004. Gray aster
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