... leaf axis, from the students, stipules ovate, 3-6 mm, apex acute, base connate with each other more, and the margin ... obovate or elliptic, 10-15 mm, 4-10 mm wide, apex obtuse or emarginate, base broadly cuneate, nearly glabrous above, below ... purple or orange-yellow, flag flap obovate, 10-11 mm, apex emarginate, base gradually narrow to a stem, petals shorter than ...