Photo by Rick Shory, Colorado State University
Convolvulus arvensis - Field Bindweed
Species: Convolvulus arvensis
Common name: field bindweed
Seedling Identification: Cotyledons are round with a slight notch in the end. The earliest true leaves are seldom hastate, though older leaves may be.
Thanks to Rick Shory, NREL-Colorado State Univerity, for photo and description.