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Lactuca canadensis
Biennial herbaceous weed, 1 - 3 foot scraggly with branching cluster of tiny 1/4 to 1/3 inch yellow dandelion-like ray flowers at the tip of the plant arising from leaf axils in the upper plant with 15 to 20 rays (petals) with a few teeth at the tip of a ray; leaves are arranged in a basal rosette; blooming now in April; leaves have a white milky sap when broken and are light green, heavily lobed, or toothed, and hairless
disturbed edge of driveway in clay soil and full sun in urban yard
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