HABIT	ANNUAL HERB, 5-20 CM TALL.
STEMS	MOSTLY UNBRANCHED, QUADRANGULAR, ANGLES SCABRID.
LEAVES	OPPOSITE AND VERTICILLATE, 2-5 X 0.5-0.7 CM LINEAR OR NARROWLY ELLIPTIC, MORE OR LESS SESSILE, ACUTE AND ATTENUATE, MARGIN AND MIDRIB BENEATH SCABRID, WITH 2-3 PAIRS OF LATERAL NERVES.
FLOWERS	INFLORESCENCE AXILLARY WITH DENSE GLOBOSE HEADS, 5-10 MM IN DIAMETER; FLOWERS WHITE.
FRUITS	CAPSULE 2-2.5 MM LONG, NARROWED AT BASE, PUBESCENT ABOVE, GLABROUS BELOW.
SEEDS	POLISHED, SHINING, 1.75-2 X 0.7 MM.