Ambal is a half-erect or climbing
shrub growing to a height of one meter or more. Leaves are rather leathery,
shining, elliptic-ovate to oblong-elliptic, 13 to 30 centimeters long, with
a pointed tip. Flowers are crowded, small and yellowish. Fruit
is ellipsoid-globose, 10 to 15 millimeters long.
Endemic in thickets and
forests at low and medium altitudes in Nueva Ecija, Rizal, Quezon, Laguna, Batangas, and Sorsogon Provinces in Luzon; and in Alabat; Samar, Leyte; Negros; and Mindanao.
- Yields six alkaloids:
Pycnarrhine, ambaline and ambalininine are non-phenolic; pycnaminde, pycnarrhinine,
and pycnarrhenamine are phenolic.
- Root is tonic, cicatrizant, vulnerary, febrifuge and emmenagogue.
Roots and stems.
Skin ulcers: apply warm
infusion on affected parts.
Powdered roots used to treat cholera and other intestinal diseases.
taken internally as a tonic.
Infusion used by pregnant women in parturition.
For wound healing: used as cicatrizant and vulnerary.
Used for fever and to stimulate menstruation.
Used for snakebites and wounds; also, as tonic.