Astragalus leucocephalus Accepted Name Astragalus leucocephalus Benth. in Royle, Ill. Bot. Himal. Mount.: 198. 1835. Synonyms Tragacantha leucocephala (Benth.) Kuntze, Revis. Gen. 2: 946. 1891. Regional Endemic Distribution Pattern SW Asia ( Afghanistan ) S Asia ( Pakistan / India / Nepal ) Local Endemic Chromosome Number n=8, 2n=16 Note Chaudhary, 2018, confirmed Admin2020-01-05T01:14:14+00:00