HABIT	A TWINING OR PROSTRATE PERENNIAL SHRUB.
STEMS	SLENDER, CYLINDRICAL, THICKENED AT NODES.
LEAVES	SIMPLE, OPPOSITE OR WHORLED, SHORT-PETIOLED, VARIABLE IN SHAPE FROM BROADLY OVATE TO OBLONG-ELLIPTICAL, LINEAR OR LINEAR-LANCEOLATE, OBTUSE OR APICULATE, 3-10 CM LONG AND 0.3-3.5 CM WIDE, BASE ACUTE, ROUNDED OR TRUNCATE, APEX ROUNDED OR EMARGINATE AND APICULATE, LEATHERY, DARK GREEN ABOVE.
FLOWERS	SMALL, GREENISH-YELLOW OUTSIDE AND PURPLISH INSIDE, CROWDED IN SUBSESSILE AXILLARY CYMES SHORTER THAN LEAVES.
FRUITS	FOLLICLE GLABROUS, OFTEN PURPLISH, SLENDER, CYLINDRICAL, SOMETIMES CURVED, 10-12 CM LONG AND 0.5-0.6 CM WIDE, DIVARICATE.
SEEDS	BLACK, FLATTENED, OVATE-OBLONG WITH A SILVERY COMA.