Plant: Prostrate annual forb branching from central point; herbage with milky sap; stems reddish

Leaves: leaves opposite, inequilateral at base, serrate margins on upper half, often red along midvein

INFLORESCENCE: involucre ± 1 mm, bell-shaped, glabrous to hairy; gland < 0.5 mm, oblong; appendage narrower than gland, entire to scalloped, white

Flowers: flowers monoecious borne in cyathia; petaloid appendages white; Staminate flowers 5-18,generally in 5 clusters around pistillate flower, each flower a stamen; Pistillate flower: 1, central, stalked; ovary chambers 3, ovule 1 per chamber, styles 3, divided 1/2 length

Fruit: capsule, glabrous, ~2mm long, ovoid, lobed; Seeds 1-1.5 mm, ovoid, wrinkled

Misc: Dry habitats; < 2500 m.