Plant: Prostrate annual forb branching from central point; herbage pubescent, with milky sap Leaves: leaves opposite, inequilateral at base, margins irregularly serrate on upper half Flowers: flowers monoecious borne in cyathia; petaloid appendages white (minute); ovary and capsule more heavily pubescent on base than anywhere else, ~1.5 mm long; seeds punctately pitted and mottled.