Buddleja asiatica Lour. - BUDDLEJACEAE

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Botanical descriptions Habitat and ecology Distribution

Botanical descriptions :

Diagnostic characters : Evergreen or deciduous small trees, bark fissured. Leaves simple, opposite but alternate near inflorescence, below with stellate hairs. Flowers white. Fruit a capsule with winged seeds.
Habit : Evergreen or deciduous tree up to 5 m tall.
Trunk & bark : Bole straight or leaning, sometimes branched at the base, bark red-brown, fissured.
Branches and branchlets or twigs : Twigs terete, sligthly flattened, densely tomentose.
Exudates : Exudate absent.
Leaves : Leaves simple, usually opposite, but alternate near the inflorescences, narrowly elliptic or lanceolate, apex acute, base cuneate, margin entire, lower surface with grey stellate hairs.
Midrib flat above, secondary veins oblique, tertiary veins reticulate.
Inflorescences or flowers : Flowers white arranged in an inflorescence, terminal or in the axils of upper leaves, bisexual, pedicels c. 1 mm long.
Fruits : Fruit capsule up to 0.5 cm in diameter, splitting in two reflexed valves.
Seeds : Seeds many, winged.

Habitat and ecology :

Very common along forest edges.

Distribution :

East Asia to Philippines, Laos (Khammouan).

Remark/notes/uses :
The dried and powdered root is used in the preparation of a fermented liquor. The plant has been used as an abortifacient.

Specimens studied :
BT 394 and BT 823 (Herbarium of Faculty of Sciences-NUoL, NHN-Leiden and CIRAD-Montpellier).

Literature :
Gardner S., Sidisunthorn P. & Anusarnsunthorn V. 2000. A field guide to Forest Trees of Northern Thailand. Kobfai Publishing Project. Bangkok. Thailand.

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