Study Set Content:
Extremely poisonous
OUABAIN
SQUILL Or squill bulb, consist of the cut and dried, fleshy, inner scales of the bulb of the white variety of
Urginea maritima
Family:
Liliaceae
Constituents:
scillaren A, scillarenin
The aglycone part that is the derivative of anthraquinone. They have a laxative effect, they are mainly found in dicot plants except the Liliaceae which are monocots.
ANTHRAQUINONE GLYCOSIDES
They are present in such drugs as
cascara sagrada, frangula, aloe, rhubarb, senna, and chrysarobin
are stimulant cathartics (except chrysarobin) and exert their action by increasing the tone of the smooth muscle in the wall of the large intestine.
The anthraquinone and related glycosides
CASCARA SAGRADA Or rhamnus purshiana, is the dried bark of
Rhamnus purshianus
Family:
Rhamnaceae
Spanish for sacred bark;rhamnus
cascara sagrada
buckthorn
purshianus
German botanist
Friedrich Pursh
Constituents:
types of anthracene (O-glycosides, C-glycosides)
Use:
cathartic
FRANGULA Or
buckthorm bark
From the dried bark of
Rhamnus frangula
Family
Rhamnaceae
Constituents:
glucofrangulins
Use:
laxative
