Galium aparine

My pictures are from Indiana, where it is a common weed of lawns and moist areas. I've also seen it in New Mexico, where it is found occasionally in moist ravines and canyons.

Flowers near Griffy Lake, on the north side of Bloomington, IN, 4/30/04.

A whorl of leaves in very early spring near Griffy Lake, 2/28/04.

A flowering stem near Griffy Lake, 4/30/04.