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Senna tora

Species category

Weed

Common name

sickle 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

Rhombic to diamond

Size

  • Length 4.5–5 mm 
  • Width 2–3 mm 
  • Thickness 1–1.2 mm 

Color

Brown with light brown diagonal band

Texture

Smooth with stress cracks

Other structures

HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
 is located in one pointed corner.

Identification notes

Opposite sides are parallel, but corners are not right angles (parallelogram).

Noxious weed seed categories

State Noxious Weed: Alabama 

AOSA examination list

Not included

Nomenclature

Family

Fabaceae

Valid name

Senna tora (L.) Roxb.

Synonyms

Cassia tora L.

Senna tora. Brown true seed with a light brown diagonal band. Photo courtesy of Colorado State University, Department of Soil and Crop Sciences.
Senna tora. Brown true seed with a light brown diagonal band. Photo courtesy of Colorado State University, Department of Soil and Crop Sciences.