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
ObovateObovate:
Inverted egg shaped with apical end the broadest.
Size
- Length 5–5.2 mm
- Width 3.5–4 mm
- Thickness 1.5–2 mm
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 argentina.
AOSA examination list
Not included
Nomenclature
Valid name
Prosopis argentina Burkart
Prosopis argentina. Seeds with a circular line between the margin and center. Photo by Julia Scher, USDA-APHIS-PPQ.
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Prosopis argentina. Light brown, smooth, and shiny seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
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Prosopis argentina. Hilum at the base. Photo by Julia Scher, USDA-APHIS-PPQ.
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Prosopis argentina. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
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Prosopis argentina. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
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