Prosopis palmeri

Species category

Weed

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

Obovate 

Size

  • Length 5–6 mm 
  • Width 5–6 mm 
  • Thickness 1.5–2 mm 

Color

Reddish-brown

Texture

Smooth

Other structures

HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
is at base with a small lateral protrusion.

Identification notes

Circular line between the margin and center. The line is yellow.

Noxious weed seed categories

Federal

Learn more on ITP's Federal Noxious Weed Disseminules tool, listed under Strombocarpa palmeri.

AOSA examination list

Not included

Nomenclature

Family

Fabaceae

Valid name

Prosopis palmeri S. Watson

 Prosopis palmeri.  Obovate seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis palmeri. Obovate seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
 Prosopis palmeri.  Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis palmeri. Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ.
 Prosopis palmeri.  Seeds in pods.Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis palmeri. Seeds in pods.Photo by Julia Scher, USDA-APHIS-PPQ.