SASYA
Three leaflets
As recorded for Tri-Nerved Pigeonpea
✿Fabaceae · Cajanus

Cajanus trinervius

Tri-Nerved Pigeonpea

Habit
Shrub
Found in India
Tamil Nadu, Kerala, Odisha
Flowering
November-January

Ecology & growing context

Native status · Kew WCVP
WCVP native range includes India Kew dataset ↗

Kew WCVP dataset; accepted-name match. Dataset matching is separate from an individual regional review. Recorded worldwide native range: S. India, Sri Lanka.

Recorded habitat
Margins of shola forests
Explore nearby plants
Tamil Nadu →Kerala →Odisha →

Occurrence records show where a plant has been recorded; they do not establish that it is native there. Compare local habitat and growing conditions when choosing plants for a garden.

How to identify Tri-Nerved Pigeonpea

Identify Tri-Nerved Pigeonpea by combining habit, leaf characters, flower or fruit details, location, and its family pattern. Do not rely on one feature alone.

  • Look for a shrub habit.
  • Confirm leaf type: Trifoliate (three leaflets).
  • Confirm leaf surface: Tomentose (woolly, matted hairs).
  • Confirm flower colour: Yellow.
  • In season, compare flowering and fruiting time: November-January.
  • In India, compare location records such as Tamil Nadu, Kerala, Odisha.
  • Confirm it sits within the Fabaceae family pattern, then compare close relatives before deciding it is Tri-Nerved Pigeonpea.

Plant Details

Scientific name
Cajanus trinervius
Genus
Cajanus
Family
Fabaceae
Habit
Shrub
Habitat
Margins of shola forests
Habitat type
Forest
Distribution
India, Sri Lanka
Found in India
Tamil Nadu, Kerala, Odisha
Flowering & fruiting
November-January

Leaf characters

Trifoliate (three leaflets) leaf type
Leaf type
Trifoliate (three leaflets)recorded
Tomentose (woolly, matted hairs) leaf surface
Leaf surface
Tomentose (woolly, matted hairs)recorded

Typical of the family

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

Characters marked “recorded” are for Tri-Nerved Pigeonpea itself; the rest are typical of the Fabaceae family.

Flower & fruit characters

Flower colour
Yellowrecorded

Typical of the family

Raceme inflorescence
Inflorescence
Raceme
Fruit
Legume

Characters marked “recorded” are for Tri-Nerved Pigeonpea itself; the rest are typical of the Fabaceae family — flowering plants only.

About Tri-Nerved Pigeonpea

A member of the Fabaceae family, Tri-Nerved Pigeonpea (Cajanus trinervius) is a shrub. In India it has been recorded in Tamil Nadu, Kerala and Odisha. It grows in margins of shola forests. Flowering and fruiting run from November to January.

Illustration representing the Fabaceae family
Botanical family

Fabaceae

Legume/Bean family

Tri-Nerved Pigeonpea 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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