Astragalus macropterus DC. grows on stony steppefied and meadowy slopes in the mountains of Central Asia and southern West and Central Siberia, included into the Red Book of the Altai Republic.

A steep detritous dry southern slope of the Dzhazator River right bank terrace in its upper flow, at the Chikty Rivulet mouth, 2000 m above sea level, 20th July 1998. O. Kosterin