... tube length of 1 / 2; corolla purple or orange-yellow, flag flap obovate, 10-11 mm, apex emarginate, base gradually narrow ... to a stem, petals shorter than the flag flap, about 8 mm, lobe oblong tablets, short-eared, about ... 1 / 2, the bone dragon flag flap, flap piece semi-circular, approximately equal to the valve ...