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Field Guide


Avon Milkvetch

Avon Milkvetch (Astragalus praelongus var. avonensis)

Astragalus praelongus var. avonensis

NatureServe conservation status

Global (G-rank): G4T2
State (S-rank): S2

Utah Wildlife Action Plan status

  • SGCN

External links



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Description

Phenology

Flowering from April to July.

Diagnostic characteristics

Avon milkvetch is distinguished from other varieties of A. praelongus by its slighlty subterranean caudex with connate to completely amplexicaul stipules and smaller flowers. 

Species range

Astragalus praelongus var. avonensis is a local endemic to the Utah Great Basin and is found in Iron, Beaver, and Millard counties.

Threats or limiting factors

This variety has been impacted in the installation of a natural gas pipeline. Other threats include disturbances and habitat destruction from ATV use, grazing, and mining activities.

Taxonomy

No, this species does not have taxonomic discrepancies