Astragalus nigritus Accepted Name Astragalus nigritus Sirj. & Rech.f. in Biol. Skr. 9(3): 43. 1958. Synonyms Astragalus nigritus var. vegetior Sirj. & Rech.f. in Biol. Skr. 9,3: 44. 1958. Regional Endemic SW Asia Distribution Pattern SW Asia ( Afghanistan ) Local Endemic Afghanistan Chromosome Number Note Admin2020-01-05T00:23:53+00:00