Brassica oleracea var. viridis

Species category

Vegetable

Common name

collards, cow cabbage, fodder kale, giant cabbage, Jersey cabbage, Jersey kale, kale

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

Globose

Size

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

Color

Gray to bronze

Texture

Reticulum present; stipplesStipples:
Numerous small dots or specks.
not evident.

Other structures

HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
rises slightly above the seed surface.

Identification notes

Seeds are spherical but may be somewhat flattened or warped. Reticulum with small interspaces and narrow ridges. StipplesStipples:
Numerous small dots or specks.
not evident in interspaces. Color bronze to grayish black.

Comments

Seed of this species is considered noxious only as a contaminant. Check individual states for interpretations.

Noxious weed seed categories

State Noxious Weed: Alabama, Arizona, Connecticut, Florida, Georgia, Illinois, Kansas, Louisiana, Maine, Massachusetts, Mississippi, Nebraska, New Hampshire, North Carolina, Oklahoma, Rhode Island, South Carolina, Tennessee, Texas, Virginia, Vermont

AOSA examination list

Not included

Nomenclature

Family

Brassicaceae

Valid name

Brassica oleracea L. var. viridis L.

Synonyms

Brassica oleracea L. var. acephala DC.

 Brassica oleracea  var.  viridis.  Seeds with a reticulum present and stipples not evident. 
Brassica oleracea var. viridis. Seeds with a reticulum present and stipples not evident. 
 Brassica oleracea  var.  viridis . Hilum. Photo by Madeline Maher, USDA-APHIS-PPQ.
Brassica oleracea var. viridis. Hilum. Photo by Madeline Maher, USDA-APHIS-PPQ.