HABIT	PERENNIAL, ERECT HERB, UP TO 1 M TALL.
STEMS	TERETE, THICKENED AT NODES, GREEN OR PURPLE, COMMONLY STICKY.
LEAVES	FINELY HAIRY, 10-40 X 5-25 MM (LARGER LEAVES), AND 5-30 X 4-20 MM (SMALLER LEAVES).
FLOWERS	INFLORESCENCE OF AXILLARY AND TERMINAL PANICLES, OR UMBEL-LIKE, WITH 3-9 FLOWERS PER GROUP; FLOWERS WHITE TO PINK.
FRUITS	4 MM LONG, THIN-WALLED, RIBBED, BECOMING  STICKY WHEN WET.
SEEDS	CLUB-SHAPED, LONGITUDINALLY-RIBBED.