field bindweed
Convolvulus arvensis                                         

Identifying Characteristics:

Seed:  triangular and ovoid shaped; rounded on one of three sides; covered by tubercles, creating a dull, coarse appearance; gray to brown in color

Seedling:  spade-shaped leaves; stems and leaves can be glabrous or pubescent; entire leaf margins

Mature Plant:  climbing or trailing; white to pink colored, trumpet-shaped flowers; two bracts on the peduncle considerably far away from the flower

Method of Propagation: seed

Life Cycle: cool-season perennial

Similar Species: wild buckwheat, tall morningglory

References: Abaye, A. Ozzie. "Identification & Adaption: Common Grasses, Legumes & Non-leguminous Forbs of the Eastern United States."
Bryson, Charles T. & Michael S DeFelice. "Weeds of the Midwestern United States & Central Canada."