Amorpha canescens

Species category

Revegetation or Rangeland, Shrub or Tree

Common name

leadplant

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

OvateOvate:
Egg-shaped with basal end the broadest.
, with a divergent radicleRadicle:
The rudimentary root of the embryo, developing into the primary root after emergence from the seed coat.

Size

  • Length: 2 mm
  • Width: 1 mm
  • Thickness: 0.5 mm

Color

Brown to green

Texture

Smooth

Other structures

Seeds borne singly in a glandular podPod:
A dehiscent fruit produced by leguminous plants (beans, peas). Also known as a legume.
.

Identification notes

Seeds have an olive color. The hilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
is lateral near the base with the radicleRadicle:
The rudimentary root of the embryo, developing into the primary root after emergence from the seed coat.
, short, and strongly out-turned. The shape may be ellipticalElliptic:
Outline of an ellipse; greatest width midway sloping to an equally pointed apex and base.
with a noticeable marginal notch.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Fabaceae

Valid name

Amorpha canescens Pursh

Synonyms

Amorpha brachycarpa Palmer

 Amorpha canescens . The hilum is lateral near the base with the radicle. short, and strongly out-turned. Photo courtesy of Colorado State University, Department of Soil and Crop Sciences.
Amorpha canescens. The hilum is lateral near the base with the radicle. short, and strongly out-turned. Photo courtesy of Colorado State University, Department of Soil and Crop Sciences.
 Amorpha canescens.  Seeds borne singly in a glandular pod.
Amorpha canescens. Seeds borne singly in a glandular pod.