Lactuca serriola
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Lactuca serriola, also called prickly lettuce, milk thistle, compass plant, and scarole, is an annual or biennial plant in the tribe Cichorieae within the family Asteraceae. It has a slightly fetid od
Lactucaserriola 2web
The long auricles at the base of the leaf might appear clasping.
Close-up of Lactuca serriola leaf showing fine spines
A cluster of nine L. serriola, growing to a height of 5.5 ft (1.7 m)
Lactucarium
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Lactucarium is the milky fluid secreted by several species of lettuce, especially Lactuca virosa, usually from the base of the stems. It is known as lettuce opium because of its sedative and analgesic
Lactuca serriola
…boiled. It is used by a growing number of Jews and Samaritans as the Maror (bitter herb) on Passover (or Pesach in Hebrew). Lactuca serriola contains lactucarium, which is the milky sap (white latex) that flows through the stem of the plant. It is used as a medicinal herb when air-dried. Although the standard…
Lactuca virosa