Botanical name: Lactuca dolichophylla Family: Asteraceae (Sunflower family)
Synonyms: Lactuca longifolia
Long Leaved Lettuce is a hairless perennial herb 1-2 m tall. Leaves are 7-15 cm long, very narrow, only 3-10 mm, linear to linear-lanceshaped, long-pointed, with entire margins. Flower-heads are blue to violet, borne in a branched cluster at the end of the branches. Flower-heads are 1-1.5 cm long with 12-20 florets. The flower-heads are carried in a cup of narrow oblong inner bracts and shorter outer bracts. Long Leaved Lettuce is found in the Himalayas, from Afghanistan to SW China, at altitudes of 1300-3300 m. Flowering: July-September.
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The flower labeled Long Leaved Lettuce is ...