Prosopis hassleri

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

OvalOval:
Broadly elliptic.

Size

  • Length 6–6.2 mm
  • Width 4–4.2 mm
  • Thickness 1.5–1.7 mm

Color

Brown

Texture

Smooth and dull

Other structures

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

Identification notes

Circular line between the margin and center.

Noxious weed seed categories

Federal

Learn more on ITP's Federal Noxious Weed Disseminules tool, listed under Neltuma hassleri.

AOSA examination list

Not included

Nomenclature

Family

Fabaceae

Valid name

Prosopis hassleri Harms ex Hassl.

 Prosopis hassleri.  Oval, true seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis hassleri. Oval, true seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
 Prosopis hassleri.  Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis hassleri. Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ.
 Prosopis hassleri.  Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis hassleri. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.