Apocynaceae · Cerbera

Othallam / Odollum Tree

Cerbera odollam

Also known as Dog-Bane, Chiute, Grey Milkwood, Sea Mango

Treeoutdoor
Habit
Tree
Found in India
Kerala, Madhya Pradesh, Karnataka & more
Flowering
July-November

Plant Details

Scientific name
Cerbera odollam
Genus
Cerbera
Habit
Tree
Habitat
Water courses
Habitat type
Wetland
Native to
India, Southeast Asia
Distribution
India, Sri Lanka, Malesia
Found in India
Kerala, Madhya Pradesh, Karnataka, Maharashtra, West Bengal, Andaman & Nicobar Islands
Flowering & fruiting
July-November
Conservation status
Not Evaluated (NE)

Leaf characters

Arrangement
Opposite
Simple type leaf character
Type
Simple
Entire margin leaf character
Margin
Entire
Pinnate venation leaf character
Venation
Pinnate

Typical of the Apocynaceae family — a field-mark hint, not measured for this exact species.

Flower & fruit characters

Flower symmetry
Radial
Inflorescence
Cyme

Typical of the Apocynaceae family — flowering plants only; individual species can differ.

Local Names

Bengali
ডাবুর dabur, ডাবুর
Tamil
காட்டலரி kattalari, உதளை utalai, காட்டரளி
Telugu
అడవి అరళి adavi arali
Kannada
ಚಂಡೆ Chande, ಹೊಂಡೆ Honde, ಮೊಂಡೆ ಮರ Monde mara
Malayalam
ഉതളം othallam, ഒതളം, സെർബെറാ ഒഡോളം
Marathi
सुकाणु sukanu
Sinhala
ගොන් කදුරු

Othallam in India

This coastal tree, known as காட்டலரி kattalari (Tamil), అడవి అరళి adavi arali (Telugu), ಚಂಡೆ Chande (Kannada), ഉതളം othallam (Malayalam), सुकाणु sukanu (Marathi), ডাবুর dabur (Bengali), is best known for its highly toxic seeds. Cerbera odollam is found across Kerala, Andaman and Nicobar, Madhya Pradesh, Karnataka, Maharashtra, West Bengal, typically along tidal creeks and coastal wetlands.

Uses

It has little culinary or common household use — its wood is occasionally used locally, but the tree is far better known, and should be treated with caution, for the severe toxicity of its seeds.

How to Identify Othallam

A tree with milky sap and glossy, narrow, whorled leaves. Fragrant white flowers with a yellow-pink centre are followed by a smooth, egg-shaped green fruit that resembles a small mango — the fruit and especially its seed kernel are highly toxic and should never be eaten.

Frequently Asked Questions

What is Odollum Tree called in different Indian languages?
காட்டலரி kattalari (Tamil); అడవి అరళి adavi arali (Telugu); ಚಂಡೆ Chande (Kannada); ഉതളം othallam (Malayalam); सुकाणु sukanu (Marathi); ডাবুর dabur (Bengali).
Why is it called the 'suicide tree'?
Its seed kernel contains a potent cardiac toxin and has a well-documented history of misuse for self-harm and poisoning in parts of South and Southeast Asia — a serious reason to never eat any part of this plant.
Does the fruit look edible?
Yes, concerningly so — it resembles a small green mango, which is part of why accidental poisonings have occurred; it should never be eaten under any circumstance.
Illustration representing the Apocynaceae family
Botanical family

Apocynaceae

Dogbane family

Othallam belongs to the Apocynaceae family.

The illustration represents the family — not necessarily this exact species.

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Common plant problems

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More in Apocynaceae

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Sources: GBIF — Cerbera odollam (India distribution & vernacular names) (CC BY 4.0) · Wikipedia — Cerbera odollam (background/comprehension only) (CC BY-SA 4.0)