Celosia argentea

Species category

Flower, Weed

Common name

silver cock's comb, crested cock's comb

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

Circular (top view), lenticularLenticular:
Lens-shaped, circular in outline with convex sides.
(cross-section), sometimes ovalOval:
Broadly elliptic.
or mitten.

Size

  • Length: 1–1.8 mm
  • Width: 1.2–1.8 mm
  • Thickness: 0.5–0.7 mm

Color

Black

Texture

Shiny with very small reticulations

Other structures

HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
located on the seed margin indentation at the junction of the radicleRadicle:
The rudimentary root of the embryo, developing into the primary root after emergence from the seed coat.
and cotyledonCotyledon:
The modified storage leaf or pair of leaves of an embryo and seedling (see primary leaf).
lobes.

Identification notes

Marginal outline is more regular and circular. The groove on the seed surface separates the radicleRadicle:
The rudimentary root of the embryo, developing into the primary root after emergence from the seed coat.
and cotyledonCotyledon:
The modified storage leaf or pair of leaves of an embryo and seedling (see primary leaf).
lobes.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Amaranthaceae

Valid name

Celosia argentea L.

Synonyms

Celosia argentea L. var. cristata (L.) Kuntze
Celosia cristata L.
Celosia margaritacea L.

 Celosia argentea.  Seeds are shiny with very small reticulations.
Celosia argentea. Seeds are shiny with very small reticulations.
 Celosia argentea.  Seeds with a groove on the seed surface that separates the radicle and cotyledon lobes.
Celosia argentea. Seeds with a groove on the seed surface that separates the radicle and cotyledon lobes.