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Lupinus argenteus

Species category

Weed

Common name

silvery lupine

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 4 mm
  • Width 3 mm
  • Thickness 1 mm

Color

Light yellow

Texture

Smooth

Other structures

HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
 is with high collar located off center at base.

Identification notes

Seed has a conspicuous hilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
 with a high collar surrounding it. A longitudinal groove near the margin terminates at the hilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
; this groove marks the position of the radicleRadicle:
The rudimentary root of the embryo, developing into the primary root after emergence from the seed coat.
.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Fabaceae

Valid name

Lupinus argenteus Pursh 

Lupinus argenteus. Seeds with a conspicuous hilum with a high collar surrounding it.  
Lupinus argenteus. Seeds with a conspicuous hilum with a high collar surrounding it.