---Habitat---The Wild Lettuce grows on banks and waste places, flowering in July and August. It is cultivated in Austria, France, Germany and Scotland.
Medical Uses: Wild Lettuce has been used for various medical purposes in the new world and the old alike.
Field Marks: This yellow-flowered wild lettuce has prickly toothed leaves which often turn to a vertical position.
Habitat: Old fields, roadsides, disturbed soil.
Habit: Biennial herb with a thickened taproot.
Canada lettuce / Tall lettuce / Tall wild lettuce / Wild lettuce / Trumpet Weed
Laportea Canadensis
Wood Nettle ...
The sap is sometimes dried and used to adulterate opium. American wild lettuce (L. canadensis), a common weed throughout much of North America, is usually too bitter to eat, ...
 See also: Lettuce, Medic, May, Green, Prickly Lettuce
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