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Antiaris toxicaria - Valkala

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Valkala, Antiaris toxicaria

Antiaris toxicaria tree is a deciduous to evergreen tree. It usually grows up to 45 metres tall. The bole can be up to 150cm in diameter and is usually buttressed. The tree is quite widely exploited for its timber and is also used medicinally.

Uses

Parts Used

Chemical Composition

[1]

Common names

Properties

Reference: Dravya - Substance, Rasa - Taste, Guna - Qualities, Veerya - Potency, Vipaka - Post-digesion effect, Karma - Pharmacological activity, Prabhava - Therepeutics.

Dravya

Rasa

Guna

Veerya

Vipaka

Karma

Prabhava

Habit

Identification

Leaf

Kind Shape Feature
Simple Alternate Lofty trees to 50 m high; bole buttressed; bark 10-15 mm thick greyish-white, smooth, pustular-lenticellate, lenticels in vertical rows; blaze creamy white; exudation watery or milky. Leaves simple, alternate, bifarious; stipule small, lateral, connate, cauducous; petiole 3-8 mm long, stout, velvety; lamina 6.5-15 x 2.5-5 cm, oblong, elliptic-oblong or ovate-oblong, base round, obtuse or cordate, apex acuminate or obtusely acuminate, margin entire or distantly crenulate, coriaceous, glabrous, scabrous beneath; lateral nerves 6-11 pairs, parallel, looped near the margin, prominent, intercostae reticulate, faint.

[2]

Flower

Type Size Color and composition Stamen More information
Unisexual Spikes Greenish-yellow 3-8 Flowers unisexual, greenish-yellow, minute, in spikes; male receptacle to 1.5 cm across, axillary, 3-4 together, tomentose; peduncle velvety; receptacle surrounded by imbricating bracts; tepals 3 or 4, spathulate, imbricate; filaments erect; anthers yellow; female flowers solitary in an involucre of few connate bracts, tepals absent; ovary superior, adnate to the involucre, 1-celled, ovule 1, pendulous; style arms 2, subulate, recurved.

Fruit

Type Size Mass Appearance Seeds More information
Drupe 1.5-2.5 x 1-2 cm pyriform or obovoid, fleshy, scarlet, velvety; seed 10-16 mm long.

Other features

List of Ayurvedic medicine in which the herb is used

Where to get the saplings

Mode of Propagation

How to plant/cultivate

Bark cloth tree is a plant of tropical areas, where it can be found in a wide range of environmental conditions from semi arid to rainforest and even in swamp forests.[3]

Commonly seen growing in areas

Photo Gallery

  • Leaves

  • Leaves

  • Canopy

  • Tree

  • Fruits

  • Bark

References

External Links

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