Siam Weeds (Engl.)

Siam Weeds (Engl.)

Chromolaena odorata (L.) King &. Robinson

Respiratory

more or less bushy herb or subshrub (1) Height: 1.5-3 m or more (3) Leaves: Leaves are opposite, flaccid-membranous, velvety-pubescent, deltoid-ovate, acute, 3-nerved, very coarsely toothed, each margin with 1-5 teeth, or entire in youngest leaves (2), and emit a pungent odour when crushed (4) Flowers: the small flowerheads consisting of white or pale bluish-lilac flowers are borne in terminal corymbs on all stems and branches (2). The flowerheads (capitula) do not have any "petals" (3) Fruits: Achene, a small, dry, one-seeded fruit that does not open at maturity.

Medicinal Uses & Benefits

Cough. Preparation: Heat the leaves over low flame and squeez it to extract the juice.. Part used: Roots, leaves | Diabetes. Preparation: Boil the roots and leaves. Part used: Roots, leaves | Fever. Preparation: Boil the roots and leaves. Part used: Roots, leaves | Wounds. Preparation: Pound the leaves. Part used: Roots, leaves | Wounds. Preparation: Scrape the stem. Part used: Stem | Gas pain (flatulence) of newly born child. Preparation: Pound the leaves and squeeze to extract the juice.. Part used: leaves | Fever (always recur). Preparation: Get 5 young shoots, wash and soak in 1 glass of hot water.. Part used: leaves | Ulcer. Preparation: Pound or put over low flame and squeeze the juice.. Part used: leaves

Preparation

Heat the leaves over low flame and squeez it to extract the juice. | Boil the roots and leaves | Boil the roots and leaves | Pound the leaves | Scrape the stem | Pound the leaves and squeeze to extract the juice. | Get 5 young shoots, wash and soak in 1 glass of hot water. | Pound or put over low flame and squeeze the juice.

Location & Habitat

REGION XIII (Caraga), AGUSAN DEL NORTE, CITY OF BUTUAN (Capital), Riparian zones, forest margins, roadsides, disturbed sites, wasteland areas, neglected pastures, crops and plantations

Research

Caraga State University: Documentation of Philippine Traditional Knowledge and Practices on Health and Development of Traditional Knowledge Digital Library on Health of Butuanon in Butuan City

Additional Images

Siam Weeds (Engl.)
Siam Weeds (Engl.)
Siam Weeds (Engl.)
Siam Weeds (Engl.)
Siam Weeds (Engl.)
Siam Weeds (Engl.)

Quick Info

Scientific Name
Chromolaena odorata (L.) King &. Robinson
Local Name
Siam Weeds (Engl.)
Family
Asteraceae
Category
Respiratory
Date Collected
Jun 28, 2026