Hedysarum boreale subsp. boreale

Species category

Agricultural, Revegetation or Rangeland, Weed

Common name

Utah sweetvetch, northern sweetvetch, boreal sweetvetch, boreal sweet-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

Mitten

Size

  • Length 3–3.4 mm
  • Width 2.8–2.9 mm
  • Thickness 1.5–1.8 mm

Color

Dark brown

Texture

Smooth

Other structures

HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
at the margin near the end of the radicleRadicle:
The rudimentary root of the embryo, developing into the primary root after emergence from the seed coat.
lobe

Identification notes

Seed margin nearly ovateOvate:
Egg-shaped with basal end the broadest.
except for the hilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
indentation.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Fabaceae

Valid name

Hedysarum boreale subsp. boreale Nutt.

 Hedysarum boreale  ssp.  boreale.  Dark brown seeds with pods.
Hedysarum boreale ssp. boreale. Dark brown seeds with pods.