... Biennial herb, much branched, prostrate, 10-30 cm high, was sparse white pubescence ... margin hair; leaflets obovate or elliptic, 10-15 mm, 4-10 mm wide, apex obtuse or emarginate, ... mm, soft white hair, calyx teeth lanceolate, calyx tube length of 1 / 2; corolla purple or orange-yellow, flag flap obovate, 10 ... -11 mm, apex emarginate, base gradually narrow to ...