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Senna armata

Species category

Flower, Weed

Common name

desertsenna, desert senna

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

Irregularly spatulateSpatulate:
Having a narrow base and rounded apex. Pear-shaped.

Size

  • Length 4–7 mm
  • Width 2.5–4 mm
  • Thickness 1.3–2.8 mm

Color

Light brown

Texture

Seed surface is finely stipulate.

Other structures

Strong groove from base to apexApical:
The distal end of the fruit or seed away from the point of attachment or attachment scar.

Identification notes

Seed is coarsely folded and bent.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Fabaceae

Valid name

Senna armata (S. Watson) H.S. Irwin & Barneby

Synonyms

Cassia armata S. Watson

Senna armata. True seeds with a strong groove from the base to the apex. 
Senna armata. True seeds with a strong groove from the base to the apex. 
Senna armata. True seeds that are coarsely folded and bent.
Senna armata. True seeds that are coarsely folded and bent.