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Plant Form Annual or biennial erect herb. Size 30 cm to 1 m tall. Stem Smooth, whitish. Leaves Green, sometimes with spines on lower side of midrib, finely lobed, upper ones stem-clasping and with 'ears' near stem. Flowers Numerous small, dandelion-like, yellow flowerheads in a large grouping. Fruit and Seeds Seed body 3-4 m long, flattened, with ribbed sides. Have parachuting hairs at the end of a stalk. Habitat Gardens, roadsides, pastures, pavement, bare ground. Distinguishing Features Leaves finer than in Prickly lettuce (Lactuca serriola) and generally extend more or less horizontally.
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