1 | All the leaflets of a pinna ± similar in size |
1' | Distal leaflets of a pinna larger than the proximal ones |
2 | Corolla 10-11 mm long |
2' | Corolla 4-8.8 mm |
3 | Lower surface of leaflets woolly or velutinous |
3' | Lower surface of leaflets sericeous or subglabrous |