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Cajanus cajan

Species category

Weed

Common name

pigeonpea

Diagnostic characters

Planting unit

True seedTrue seed:
A mature fertilized ovule consisting of an embryo, with or without and external food reserve (e.g., endosperm) enclosed by the testa.

Shape

OvalOval:
Broadly elliptic.

Size

  • Length: 5–6 mm
  • Width: 4–5 mm
  • Thickness: 2–3 mm

Color

Brown with some mottling

Texture

Smooth

Other structures

Large hilum with bulky tissue

Identification notes

Seeds are moderately laterally compressed with the hilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
 near the center of the side margin.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Fabaceae

Valid name

Cajanus cajan (L.) Millsp.

Synonyms

Cajan cajan (L.) Huth, nom. inval.
Cajanus indicus Spreng.

Cajanus cajan . Seeds with a large hilum with bulky tissue.
Cajanus cajan. Seeds with a large hilum with bulky tissue.