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Astragalus canadensis

Species category

Weed

Common name

Canadian milkvetch

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.
 to mitten shaped with marginal cleft

Size

  • Length: 2 mm
  • Width: 2 mm
  • Thickness: 1 mm

Color

Brown

Texture

Smooth

Other structures

RadicleRadicle:
The rudimentary root of the embryo, developing into the primary root after emergence from the seed coat.
 lobe somewhat divergent

Identification notes

Divergent radicleRadicle:
The rudimentary root of the embryo, developing into the primary root after emergence from the seed coat.
 lobe not extreme but is not adjacent to the cotyledonCotyledon:
The modified storage leaf or pair of leaves of an embryo and seedling (see primary leaf).
 lobe.

Noxious weed seed categories

State Noxious Weed: Hawaii

AOSA examination list

Not included

Nomenclature

Family

Fabaceae

Valid name

Astragalus canadensis L.

Astragalus canadensis.  True seed, oval to mitten-shaped with a marginal cleft. 
Astragalus canadensis. True seed, oval to mitten-shaped with a marginal cleft.