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2006 Luigi Rignanese   cc-by-nc

Lactuca serriola (Prickly Lettuce) is a species of annual herb in the family Asteraceae. It has a self-supporting growth form. It is associated with freshwater habitat. Prickly Lettuce is native to western north america. It has simple, broad leaves and dry fruit. Flowers are visited by Dianthidium curvatum (Smith 1854). Prickly Lettuce is a photoautotroph. Individuals can grow to 1 m.

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EOL has data for 35 attributes, including:

Known occurrences, collected specimens and observations of prickly lettuce