HABIT	AN ERECT HERB OR UNDERSHRUB, UP TO 1.2 M TALL.
STEMS	WITH QUADRANGULAR, APPRESSED-PUBESCENT BRANCHES.
LEAVES	ALTERNATE, TRIFOLIATE; LEAFLETS OVATE-ELLIPTIC, APEX ACUTE TO ACUMINATE, SILKY- PUBESCENT BENEATH, MEMBRANOUS, UP TO 14 CM LONG AND 8 CM WIDE.
FLOWERS	FLOWERS 2-5 PER BRACT, BORNE ON 25-40 CM LONG RACEMES; STANDARD WHITE, OTHER PETALS BLUE, BOTH COVERED WITH YELLOWISH-WHITE HAIRS.
FRUITS	PODS LINEAR WITH STRAIGHT SUTURES, 2.5-3.8 CM LONG AND LESS THAN HALF AS WIDE, JOINTS 6-10, WITH HOOKED HAIRS.