Leaves yellow-green, rhomboid, obovate or elliptic, sts entire but us. incised-pinnatifid with 1-5 triangular entire lobes or teeth on each side; lowermost sinus on each side not usually extending to rhachis; base of blade cuneate; terminal lobe distinctly wider than lateral lobes. Monoecious; heads on each plant a mixture of staminate heads and bisexual heads with us. 1 or 2 but sts up to 5 pistillate florets in 1 incomplete row surrounding 10-30 staminate florets. Pollen grains functional but with walls irregular in thickness and spines lacking or underdeveloped. Chromosome number not known. Figs. 3, 4.

Folia interdum integra sed plerumque incisa-pinnatiflda cum 1-5 triangularibus, integris lobis utrimque; loba terminalis lobis lateralibus maior. Monoica; capitula cum 0-5 femineis flosculis 10-30 masculos flosculos cingentibus.