Coreocarpus arizonicus, the little lemonhead,[2] is a North American species of flowering plants in the daisy family native to northwestern Mexico and the southwestern United States. It has been found in southern Arizona (Pima, Santa Cruz, Cochise Counties),[3] and in the adjacent Mexican States of Sonora, Chihuahua, Sinaloa, and Baja California Sur.[4][5][6]
| Coreocarpus arizonicus | |
|---|---|
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Coreocarpus |
| Species: | C. arizonicus
|
| Binomial name | |
| Coreocarpus arizonicus | |
| Synonyms[1] | |
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Coreocarpus arizonicus is a branching perennial subshrub up to 120 cm (48 inches) tall. The plant usually produces several flower heads, each head having yellow disc florets and white, purplish, yellow, or orange ray florets. Sometimes the ray florets are missing. The species grows in open sites along streams and in mountain canyons.[7]
- Coreocarpus arizonicus var. arizonicus - Arizona, Sonora, Chihuahua, Baja California Sur
- Coreocarpus arizonicus var. filiformis (Greenm.) S.F.Blake - Sinaloa
- Coreocarpus arizonicus var. macrophyllus Sherff - Chihuahua
- Coreocarpus arizonicus var. pubescens (B.L.Rob. & Fernald) S.F.Blake - Sonora
- Coreocarpus arizonicus var. sanpedroensis (E.B.Sm.) B.L.Turner - Sonora
References
edit- ^ a b The Plant List, Coreocarpus arizonicus (A.Gray) S.F.Blake
- ^ NRCS. "Coreocarpus arizonicus". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 21 June 2015.
- ^ Biota of North America Program, 2013 county distribution map
- ^ Shreve, F. & I. L. Wiggins. 1964. Vegetation and Flora of the Sonoran Desert 2 vols. Stanford University Press, Stanford
- ^ a b Blake, Sydney Fay 1913. Proceedings of the American Academy of Arts and Sciences 49: 344
- ^ Smith, Edwin Burnell 1985. American Journal of Botany 72(4): 626, as Coreocarpus sanpedroensis
- ^ Flora of North America, Coreocarpus arizonicus (A. Gray) S. F. Blake
- ^ SEINet Southwest Biodiversity, Arizona Chapter, Coreocarpus arizonicus (A. Gray) Blake
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