Fabaceae · Mucuna

Kiwach / Portuguese Coffee

Mucuna pruriens var. utilis

Also known as Velvetbean, Picapica, Mauritius Bean, Café Brazilii, Bengal Bean

Climber
Habit
Climber
Found in India
Sikkim
Flowering
June-December

Plant Details

Scientific name
Mucuna pruriens var. utilis
Genus
Mucuna
Family
Fabaceae
Habit
Climber
Habitat
Cultivated
Habitat type
Cultivated
Native to
Southeast Asia
Found in India
Sikkim
Flowering & fruiting
June-December
Conservation status
NE

Leaf characters

Arrangement
Alternate
Entire margin leaf character
Margin
Entire
Pinnate venation leaf character
Venation
Pinnate

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

Flower & fruit characters

Flower symmetry
Bilateral
Inflorescence
Raceme
Fruit
Legume

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

Local Names

Hindi
Kiwach
Nepali
काउसे सिमी Kaause Simee
Bengali
Akolchi
Telugu
Pilliadugu
Kannada
ನಸುಗುನ್ನಿ Nasugunni, ನೊಸಗೊನ್ನೆ Nosagonne, ನಾಯಿಸೊಣಗುಬಳ್ಳಿ Nayisonanguballi
Malayalam
Naicorna
Marathi
खाज कुइरी Khaj-kuiri

Kiwach in India

This climbing legume, known as Kiwach (Hindi), Pilliadugu (Telugu), ನಸುಗುನ್ನಿ Nasugunni (Kannada), Naicorna (Malayalam), खाज कुइरी Khaj-kuiri (Marathi), Akolchi (Bengali), is best known for its intensely irritant seed pods. Mucuna pruriens is found across Sikkim, often scrambling over hedges and fences.

Uses

Its seeds have a long history of traditional Ayurvedic use, and in some regions the young pods, after careful preparation to remove the irritant hairs, are cooked as a vegetable — an attributed traditional use, not a medical claim.

How to Identify Kiwach

A twining vine with trifoliate leaves. Purple, hanging flower clusters are followed by curved, densely hairy pods covered in fine, barbed hairs that cause intense itching on contact — the plant's most distinctive and cautionary feature.

Frequently Asked Questions

What is Portuguese Coffee called in different Indian languages?
Kiwach (Hindi); Pilliadugu (Telugu); ನಸುಗುನ್ನಿ Nasugunni (Kannada); Naicorna (Malayalam); खाज कुइरी Khaj-kuiri (Marathi); Akolchi (Bengali).
Why does touching the pods itch so much?
The pods are covered in fine, barbed hairs containing an irritant compound that lodges in skin on contact, causing intense itching — handle them only with care, never bare-handed.
Is velvet bean the same as cowhage?
Yes — 'cowhage' and 'velvet bean' are both common English names for Mucuna pruriens, referring to the same itch-inducing pods.
Illustration representing the Fabaceae family
Botanical family

Fabaceae

Legume/Bean family

Kiwach belongs to the Fabaceae family.

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

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Common plant problems

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More in Fabaceae

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Sources: GBIF — Mucuna pruriens var. utilis (India distribution & vernacular names) (CC BY 4.0) · Wikipedia — Mucuna pruriens var. utilis (background/comprehension only) (CC BY-SA 4.0)