About Astragalus robbinsii (Oakes) A.Gray
Astragalus robbinsii (Oakes) A.Gray is a species of milkvetch with the common name Robbins's milkvetch. It is native to North America, where it is widespread, and has several varieties that originate from different regions. Variety Astragalus robbinsii var. alpiniformis is endemic to Oregon. Variety Astragalus robbinsii var. fernaldii occurs in Quebec and Newfoundland and Labrador. Variety Astragalus robbinsii var. harringtonii is endemic to Alaska. Variety Astragalus robbinsii var. jesupii is a rare variety known only from three locations along the Connecticut River in New Hampshire and Vermont, and it is a federally listed endangered species. The most widespread variety, Astragalus robbinsii var. minor, can be found in western North America and eastern Canada. Astragalus robbinsii var. occidentalis is a rare variety endemic to the Ruby Mountains of Nevada. Astragalus robbinsii var. robbinsii is endemic to Vermont.
