| Field notes | Open, disturbed area along the stream, base of a rugged limestone mountain covered with a leafless deciduous forest tree 15 m, dbh 45 cm; bark thin, smooth, grey-brownish; inflowrescence axes green; calyx pale light yellowish-greenish and becoming maroonish; standard, wings, keel lilac, standard with a yellow blot above the claw inside; all claws whitish, anthers light yellow, filaments white; fragrant; leaflets dark green above, pale light greenish underneath. |