Geranium carolinianum

Species category

Weed

Common name

Carolina geranium, Carolina crane's-bill

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 mm 
  • Width 1 mm 
  • Thickness 1 mm 

Color

Grayish-brown

Texture

Strong reticulum with mostly rectangular interspaces

Other structures

HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
on end

Identification notes

Seeds are borne singly in a fruitFruit:
A mature ovary and any associated parts.
and are round in cross section. FruitFruit:
A mature ovary and any associated parts.
is very hairy and attached to a strong circular style.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

More information

For more information, see ISMA fact sheet, Geranium spp.

Nomenclature

Family

Geraniaceae

Valid name

Geranium carolinianum L.

 Geranium carolinianum.  Seeds with a strong reticulum with mostly rectangular interspaces. 
Geranium carolinianum. Seeds with a strong reticulum with mostly rectangular interspaces.