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Vicia pannonica

Species category

Agricultural

Common name

Hungarian vetch

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

Globose to spherical

Size

  • Length 4–4.5 mm
  • Width 4–4.5 mm
  • Thickness 4–4.5 mm

Color

Brown and black mottled

Texture

Dull and smooth

Other structures

HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
 is 2 mm long; chalazaChalaza:
End of seed opposite the micropyle.
 is on back of seed opposite hilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
.

Identification notes

The unusual feature of this seed is that the hilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
 and chalazaChalaza:
End of seed opposite the micropyle.
 are on opposite sides of the seed. HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
 is flush with the seed surface.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Fabaceae

Valid name

Vicia pannonica Crantz

Vicia pannonica. True seeds with the hilum and chalaza on opposite sides of the seed. Photo courtesy of Colorado State University, Department of Soil and Crop Sciences.
Vicia pannonica. True seeds with the hilum and chalaza on opposite sides of the seed. Photo courtesy of Colorado State University, Department of Soil and Crop Sciences.