Etymology: Pilea: for shape of larger sepal in fertile flower in original species which partly covers achene, like the pileus or "felt cap," of the Romans
Plants: erect, annual, 4"-20" tall, smooth forb with no stinging hairs; stems translucent; often forming colonies
Leaves: long-stalked, opposite, shiny, slightly transparent, with 3 main parallel veins
Flowers: green, 3- to 4-parted, 1/8" wide; inflorescence branched clusters from the middle and upper leaf axils; blooms July-Sept.
Fruits: oval dry, yellowish to pale green seed with purple edges
Habitat: shaded; moist; woods; in rich soil
Conservation Status: Native