Stellaria media (L.) Vill.
Family: Caryophyllaceae
common chickweed
Stellaria media image
Emmet J. Judziewicz  
Etymology: Stellaria: from the Latin stella for "star" because of the star-like shape of the flowers or some other feature
Plants: erect to prostrate, annual/perennial, 2"-16" forb; 4 -sided stems with many branches
Leaves: opposite, triangular, upper stalkless, lower on stalks getting longer toward the base of the stem
Flowers: white, 5-parted, 1/8"-1/4" wide, petals deeply lobed, sepals longer than the petals; usually solitary, stalked, from upper leaf axils; blooms Feb.-Dec., longest period of any Wisconsin flower
Fruits: oval to oblong, very hairy capsule
Habitat: disturbed areas, meadows, woods
Conservation Status: Introduced - naturalized