Vascular Plants of the Gila Wilderness
Presented in Association with the
Western New Mexico University Department
of Natural Sciences
Astragalus humistratus Gray var. sonorae (Gray) M.E. Jones
(Groundcover Milkvetch)
Family: Fabaceae
Status: Native
Synonyms:
Astragalus sonorae Gray
Batidophaca sonorae (Gray) Rydberg
Batidophaca stipulacea Rydberg
Tragacantha sonorae (Gray) Kuntze
Astragalus humistratus var. sonorae is nearly identical to A. humistratus var. humistratus except for the more hairy upper leaflet surface giving the leaflets a gray appearance instead of green look. Astragalus humistratus var. sonorae is probably more common, and is found in disturbed areas at middle elevation including Silver City. The flowers can be heavily marked with pink or purple.
Please click on an image for a larger file.
Astragalus humistratus var. sonorae, photo Russ Kleinman, Silver City, September 9, 2010
Astragalus humistratus var. sonorae, closeup of panicle, photo Russ Kleinman, Silver City, September 9, 2010
Astragalus humistratus var. sonorae, closeup of leaf, photo Russ Kleinman, Silver City, September 9, 2010
Astragalus humistratus var. sonorae, closeup of pod, photo Russ Kleinman, Silver City, September 9, 2010
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