HABIT	AN EXTENSIVE PERENNIAL CLIMBER.
STEMS	TUBERCLED WITH TUBEROUS ROOTSTOCK.
LEAVES	OVATE TO ORBICULAR IN OUTLINE, 3-10 CM LONG AND WIDE, DEEPLY PALMATELY 5-7-LOBED, THE LOBES LANCEOLATE TO OVATE OR ELLIPTIC, ACUTE OR OBTUSE AND MUCRONATE AT THE APEX, 3-5 CM LONG.
FLOWERS	PURPLE, BLUE-PURPLE OR WHITE WITH A PURPLE CENTER, FUNNEL-SHAPED, 4.6-6 CM LONG, BORNE 1 OR 3 TOGETHER IN EXILLARY CYMES.
FRUITS	CAPSULAR, SUBGLOBOSE, 1-1.2 CM LONG, GLABROUS.
SEEDS	SUBGLOBOSE TO OVOID, BLACKISH TO TAN, 0.4-0.6 CM LONG, DENSELY SHORT-TOMENTOSE, SOMETIMES WITH LONG SILKY TRICHOMES ALONG THE EDGES.