Astragalus macrocephalus subsp. macrocephalus Accepted Name Astragalus macrocephalus subsp. macrocephalus Synonyms Astragalus megalacmus Freyn & Sint., Osterr. Bot. Z. 43: 419. 1893. Tragacantha macrocephala (Willd.) Kuntze, Revis. Gen. 2: 946. 1891. Regional Endemic SW Asia Distribution Pattern SW Asia ( Turkey ) Local Endemic Turkey Chromosome Number 2n=16 Note (N-) Photo Admin2020-04-11T15:24:30+00:00