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Potentilla canadensis

Species category

Weed

Common name

dwarf cinquefoil

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

LenticularLenticular:
Lens-shaped, circular in outline with convex sides.
 and ovateOvate:
Egg-shaped with basal end the broadest.

Size

  • Length 1.2–1.5 mm
  • Width 1–1.2 mm
  • Thickness 0.4–0.5 mm

Color

Yellow ridges and margin; brown interspaces.

Texture

Brown surface is reticulate with large light yellow ridges.

Other structures

Margin is narrow and winged. HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
 is on straight portion of margin.

Identification notes

The yellow ridges tend to be arranged parallel to the straight part of the margin.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Rosaceae

Valid name

Potentilla canadensis L.

Potentilla canadensis. True seeds with yellow ridges that tend to be arranged parallel to the straight part of the margin. 
Potentilla canadensis. True seeds with yellow ridges that tend to be arranged parallel to the straight part of the margin.