Alagaw (Tag.)

Alagaw (Tag.)

Premna odorata Blanco.

Respiratory

Shrub to tree Height: 1-10m Leaves: Leaves opposite, ovate or obovate, rotundate to lanceolate, 2.5 – 16 (− 20) × (2 –) 4 – 10 (− 13.5) cm, apex emarginate to acuminate, base emarginate to cordate, margins entire to serrate, membranous or subchartaceous, pubescent, crushed leaves with disagreeable smell, yellowish green above, whitish below; hairs single, erect, covering both surfaces or rarely only on veins with few hairs on blade; glands present; venation often tri-veined from base, 3 – 7 main side veins, often tri-veined from the base; petioles 0.3 – 7 cm long, velutinous to sparsely hairy Flowers: Inflorescences 4 – 15 cm long, corymbose cyme, puberulous; bracteoles linear, < 1 mm long, calyx usually two-lipped, 5-lobed; flowering calyx 1.5 – 3 mm long, densely pubescent, slightly accrescent; lobes sub-equal with the back ones slightly bigger then other three, 0.5 – 1 mm long, apex acute to rounded; lobes 0.5 – 1 mm long, apex rounded to sub-acute; fruiting 3 – 6 mm diam., variously lobed, patent Fruits: Fruit globose, 3 – 5 × 3 – 4 mm diam., glabrous, sometimes with a few hairs at apex, sometimes covered with glands, black to purple when mature, endocarp smooth; seeds four and equally developed when mature.

Medicinal Uses & Benefits

Cough, Colds. Preparation: Boil or soak 3 young shoots with a glass of water. Part used: Young shoot | Gas pain and "pasmo sa kusog". Preparation: Boil the abgau leaves with the leaves of kalabo, hilbas, gabon and paminta. Part used: Leaves | For bath of newly born child. Preparation: Boil the leaves. Part used: Leaves | Cough. Preparation: Soak the leaves in a glass of water.. Part used: Leaves

Preparation

Boil or soak 3 young shoots with a glass of water | Boil the abgau leaves with the leaves of kalabo, hilbas, gabon and paminta | Boil the leaves | Soak the leaves in a glass of water.

Location & Habitat

REGION XIII (Caraga), AGUSAN DEL NORTE, CITY OF BUTUAN (Capital), Backyard, roadside, open and disturbed areas

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

Alagaw (Tag.)
Alagaw (Tag.)
Alagaw (Tag.)
Alagaw (Tag.)
Alagaw (Tag.)
Alagaw (Tag.)
Alagaw (Tag.)
Alagaw (Tag.)
Alagaw (Tag.)
Alagaw (Tag.)

Quick Info

Scientific Name
Premna odorata Blanco.
Local Name
Alagaw (Tag.)
Family
Lamiaceae
Category
Respiratory
Date Collected
Jun 28, 2026