Botany
Bayating is a stout, woody vine. Stem has a gray bark and milky sap. Leaves are thin, ovate, 15 to 25 centimeters long, and about 10 centimeters broad, smooth except at the nerves beneath, with a broad rounded base and pointed tip, on long petioles, up to 15 centimeters in length. Flowers are yellow, fragrant, about 1 centimeter across, and occurring in considerable numbers on long, slender, drooping branches which grow in clusters, usually on the stems.
Distribution
- Endemic, found in Pangasinan, Quezon, and Laguna Provinces in Luzon; in Lanao and Davao Provinces in Mindanao.
- In forests at low and medium altitudes.
Constituents
- Yields a crystalline compound, Picrotin, a tutinolide sesquiterpene lactone. (Picrotoxin has been reported to have CNS stimulant effect, insecticidal and nematocidal properties.)
Parts used
Sap, fruit.
Uses
Folkloric
White milky sap diluted with water used as eyewash.
Others
• Fish poison: Fruit used as fish poison.
Studies
• Studies: Studies
Availability
Wild-crafted.
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