Astragalus zionis is a species of legume known by the common name Zion milkvetch. It is one of the earliest flowers to bloom in Zion canyon.[1]
Astragalus zionis | |
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Zion Milkvetch bloom, Zion Canyon | |
Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Rosids |
Order: | Fabales |
Family: | Fabaceae |
Subfamily: | Faboideae |
Genus: | Astragalus |
Species: | A. zionis
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Binomial name | |
Astragalus zionis |
Its range extends from Zion National Park across southern Utah through Glen Canyon to San Juan County, Utah; at altitudes of 970 to 2200 meters.[2]
Flowers are purple and the foliage is silvery. Pods are rather hairy, somewhat inflated, divided into up to 19 ovate, usually mottled and become nearly one inch long.[1][3]
The whole plant's height is up to 18 inches. Its bloom season is April to June.[3]