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Family Convolvulaceae
Lakmit
Merremia vitifolia (Burm. f.) Hallier f.
GRAPE-LEAF WOOD ROSE

Zhang ye yu huang cao

Scientific names Common names
Merremia vitofolia Burm. f. Kalalakmit (Sul.)
Convolvulus vitifolius Burm. f. Lakmit (Tag.)
Convolvulus angularis Burm. f. Grape-leaf wood rose (Engl.)
Ipomoea vitifolia Burm.f.  

Other vernacular names
CHINESE: Zhang ye yu huang cao.
MALAYALAM: Manja kolambi valli, Manja vayaravalli.
MARATHI: Navli.

Botany
Lakmit is a hairy, woody climber with slender stems. Leaves are rounded, 5 to 15 centimeters wide, palmately 5-lobed, and heart-shaped at the base. Sepals are hairy, ovate, 10 to 15 millimeters in length, and longer in the fruit. Corolla is yellow, bell-shaped, and 3.5 to 4 centimeters long. Capsule is rounded and 10 to 15 centimeters in diameter. Seeds are dark brown, smooth, about 5 millimeters in diameter.

Distribution
- Found in the Laguna Province in Luzon; and in Palawan, Balabac, Semirara, and Negros, in open grasslands by deserted dwellings, and in thickets at low altitudes.
- Also occurs in southeastern Asia and Malaya.

Constituents
- Leaves yield a glycoside, which on hydrolysis yields hydrocyanic acid and benzaldehyde.

Properties
- Hairs on the leaves are irritating.
- Juice considered cooling.

Parts used
Plant juice.

Uses

Edibility
- Juice considered cooling and is given with milk and sugar.
- Immature, unripe fruits are chewed.
Folkloric
- Infusion is drunk for high fevers.
- Juice used for poulticing soreness and inflammation.
- In India, used for strangury and urethral discharges. In Konkan, juice given with milk and sugar for fevers.
- In Peninsular Malaysia, infusion is drunk for high fever
- In Cambodia, infusion of stem used internally and externally for malaria and small pox.

Studies
No studies found.

Availability
Wild-crafted.

Last Update January 2014

IMAGE SOURCE: / Photo / Merremia vitifolia / Creative Commons: Attribution-NonCommercial 3.0 Unported (CC BY-NC 3.0) / Click on image to go to source page / Convolvulaceae Unlimited
Additional Sources and Suggested Readings
(1)
CONVOLVULACEAE / Merremia Dennst. ex Endl.
/ Gen. Pl., Suppl. 1: 1403 (1841).

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