1 | Pod 10-14(-17) mm long, 8-10 mm wide, seeds 5-6 mm diam.; plant 20-35 cm high; leaves 8-16-foliate |
1' | Pod 5-9 mm long, 3-5 mm wide, seeds 2.5-3 mm diam.; plant 7-25(-30) cm high, slender; leaves 4-10-foliate |
2 | Stipules ovate or lanceolate, entire; pod glabrous |
2' | Stipules semi-sagittate or dentate |
3 | Peduncle terminating in a well-developed awn; calyx teeth 4-5 mm long; limb of standard 5 x 4 mm; pod glabrous |
3' | Peduncle without a terminal awn, or with a very short one; calyx teeth 2.5-3 mm long; limb of standard 3 x 3 mm; pod pubescent all over or (rarely) ciliate |