Astragalus robbinsii explained

Astragalus robbinsii is a species of milkvetch known by the common name Robbins's milkvetch. It is native to North America, where it is widespread with several varieties originating from different regions.

• A. r. var. alpiniformis is endemic to Oregon.
• A. r. var. fernaldii is known from Quebec and Newfoundland and Labrador.
• A. r. var. harringtonii is endemic to Alaska.
• A. r. var. jesupii is a rare variety known only from three locations on the Connecticut River in New Hampshire and Vermont and is a federally listed endangered species.^[1]
• A. r. var. minor, the most widespread variety, can be found in western North America and eastern Canada.
• A. r. var. occidentalis is a rare variety endemic to the Ruby Mountains of Nevada.^[2]
• A. r. var. robbinsii is endemic to Vermont.

External links

• USDA Plants Profile

Notes and References

1. http://www.centerforplantconservation.org/collection/cpc_viewprofile.asp?CPCNum=480 Center for Plant Conservation
2. http://heritage.nv.gov/atlas/astrarobbioccid.pdf Nevada Natural Heritage Program