Ceanothus spinosus

Species category

Shrub or Tree, Weed

Common name

redheart

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.

Size

  • Length: 2–3.5 mm
  • Width: 2–3 mm
  • Thickness: 1–1.5 mm

Color

Grayish white

Texture

Dull

Other structures

HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
with a dark-red attachment

Identification notes

Slight longitudinal hump on the dorsalDorsal:
Upper side or back of a seed or fruit.
side.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Rhamnaceae

Valid name

Ceanothus spinosus Nutt.

 Ceanothus spinosus.  Seeds with a dark-red attachment on the hilum.
Ceanothus spinosus. Seeds with a dark-red attachment on the hilum.