Madar (Calotropis gigantea)
Asclepiadaceae · Calotropis

Madar / Giant Milk-Weed

Calotropis gigantea

Also known as Giant Swallow Wort Madar Plant, Bowstring Hemp, Crown Flower, Giant Calotrope

TreeoutdoorMedicinal
Habit
Tree
Found in India
Tamil Nadu, Andhra Pradesh, Maharashtra & more
Flowering
Throughout the year

Plant Details

Scientific name
Calotropis gigantea
Genus
Calotropis
Habit
Tree
Distribution
India, Sri Lanka, Tropical Himalayas, Malaysia, S. China, Pakistan, Maldives
Found in India
Tamil Nadu, Andhra Pradesh, Maharashtra, Karnataka, Telangana, Kerala
Flowering & fruiting
Throughout the year
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

Recorded for Madar.

Flower & fruit characters

Flower symmetry
Radial
Inflorescence
Cyme

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

Local Names

Hindi
Safed aak सफ़ैद आक, madar,अर्क ark,मदार madar
Nepali
आंक Aank, अर्क Ark, मदार Madaar
Tamil
எருக்கு Erukku, ஏருக்கு
Telugu
జిల్లేడి పువ్వు Jilledi Puvvu, జిల్లేడు
Kannada
Yekke gida, Ekke gida ಎಕ್ಕೆ ಗಿಡ Ekka ಎಕ್ಕ, ಎಕ
Malayalam
എരുക്ക്
Marathi
मंदार
Gujarati
આંકડો
Punjabi
ਅਕ
Urdu
اک
Sinhala
වරා

Madar in India

Aak or madar is a hardy shrub of dry wasteland and roadsides across India — Safed aak सफ़ैद आक (Hindi), எருக்கு Erukku (Tamil), జిల్లేడి పువ్వు Jilledi Puvvu (Telugu), Yekke gida (Kannada), എരുക്ക് (Malayalam), मंदार (Marathi). Calotropis gigantea is recorded across Tamil Nadu, Andhra Pradesh, Maharashtra, Karnataka, Telangana, Kerala, thriving on the most neglected, sun-baked ground.

Uses

Its flowers are offered to Shiva and Hanuman and are strung into garlands at certain temples. The plant has many attributed uses in folk medicine, but its milky sap is an irritant and the plant is toxic, so any such use is traditional and not advice.

How to Identify Madar

A stout shrub with thick, pale grey-green oval leaves coated in a fine waxy bloom. The waxy, star-shaped flowers are dusty white to lilac with a distinctive central crown. Every broken part bleeds copious white latex, and the inflated pods split to release silky-tufted seeds.

Frequently Asked Questions

What is Giant Milk-Weed called in different Indian languages?
Safed aak सफ़ैद आक (Hindi); எருக்கு Erukku (Tamil); జిల్లేడి పువ్వు Jilledi Puvvu (Telugu); Yekke gida (Kannada); എരുക്ക് (Malayalam); मंदार (Marathi); આંકડો (Gujarati); ਅਕ (Punjabi).
Is aak (madar) poisonous?
Yes — the milky latex is irritant and the plant is toxic if eaten, so it should be handled with care despite its ritual and traditional-medicine associations.
Why is aak offered to Lord Shiva?
Aak flowers and leaves are traditional offerings to Shiva and Hanuman in many parts of India, and the plant is commonly found growing near temples on open ground.
Illustration representing the Asclepiadaceae family
Botanical family

Asclepiadaceae

Milkweed Family

Madar belongs to the Asclepiadaceae family.

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

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Sources: GBIF — Calotropis gigantea (India distribution & vernacular names) (CC BY 4.0) · iNaturalist — Calotropis gigantea (regional names, India observations) (CC BY 4.0) · Wikipedia — Calotropis gigantea (background/comprehension only) (CC BY-SA 4.0)