Family: Caryophyllaceae
big mouse-ear chickweed, common chickweed, common mouse-ear, common mouse-ear chickweed, mouse-ear chickweed
Etymology: Cerastium: from Greek keras, "a horn," referring to the shape of the seed capsule
Plants: erect/sprawling, biennial/perennial, 1"-12" tall, matting forb, bottom branches often short; stems hairy; rooting from the nodes
Leaves: oval to lance-like, stalkless
Flowers: white, 5-parted, 1/3"-1/2" wide, long-stalked; petals deeply 2-lobed and mostly as long as the sepals;
inflorescence tight, branched clusters (cyme) widening with age; blooms May-Oct.
Fruits: cylindrical capsule
Habitat: lawns, disturbed areas
Conservation Status: Introduced - naturalized
Plants: erect/sprawling, biennial/perennial, 1"-12" tall, matting forb, bottom branches often short; stems hairy; rooting from the nodes
Leaves: oval to lance-like, stalkless
Flowers: white, 5-parted, 1/3"-1/2" wide, long-stalked; petals deeply 2-lobed and mostly as long as the sepals;

Fruits: cylindrical capsule
Habitat: lawns, disturbed areas
Conservation Status: Introduced - naturalized
A very common weed, native to Eurasia and known in the state since 1875. Most often found in lawns, gardens, weedy landscaping areas, fields, and along trails, but also in more natural settings such as forests, rock outcrops, and Lake Michigan islands.
Flora of North America: Flora of North America Floristic Rating: Wetland Indicator = FACU USDA Plants Database: Federal Distribution and detailed information including photos Southwest School of Botanical Medicine: Britton & Brown Illustrated Flora - 2nd Edition (1913) "An Illustrated Flora of the Northern United States and Canada"