tropical United states morning glory
- resin from the cause of Convolvulus scammonia
- twining plant of Asia Minor having cream-colored to purple flowers and lengthy dense roots yielding a cathartic resin
- A species of bindweed or Convolvulus C Scammonia
- A species of bindweed or Convolvulus (C. Scammonia).
- An inspissated sap gotten from base of the Convolvulus Scammonia, of a blackish gray shade, a nauseous odor like compared to old cheese, and a somewhat acrid style. Its used in medicine as a cathartic.
Several members of the order are used medicinally for the strong purging properties of the milky juice (latex) which they contain; scammony is the dried latex from the underground stem of Convolvulus Scarnmonia, a native of the Levant, while jalap is the product of the tubercles of Exogonium Purga, a native of Mexico.