Astragalus frigidus subsp. secundus Accepted Name Astragalus frigidus (L.) A.Gray subsp. secundus (DC.) Worosch., Opr. rast. Sov. Daln. Vost.: 367. 1982. Synonyms Astragalus secundus DC., Astragalogia: 128. 1802, 2n=16, 48 Tragacantha secunda (DC.) Kuntze, Revis. Gen. 2: 948. 1891 Astragalus pubescens Schrank, Primit. Fl. Salisb.: 2. 1792. Regional Endemic USSR Distribution Pattern USSR { Russian Siberia } Local Endemic Russian Siberia Chromosome Number 2n=16 Note Fl. Panarctic, 2017 Admin2020-04-10T14:31:13+00:00