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Anoda cristata

Species category

Weed

Common name

crested anoda

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 wedge

Size

  • Length: 3 mm
  • Width: 3 mm
  • Thickness: 1 mm

Color

Brown with light brown granules

Texture

Granulated

Other structures

HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
 notch is in the margin of the seed, and the radicle side is more angular.

Identification notes

The seed is circular in outline with a hilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
 notch. One side of the notch is rounded; the other, containing the end of the embryo radicleRadicle:
The rudimentary root of the embryo, developing into the primary root after emergence from the seed coat.
, is more angular.

Noxious weed seed categories

State Noxious Weed: Colorado, Delaware, Maryland, New Jersey, North Carolina, West Virginia 

AOSA examination list

Not included

Nomenclature

Family

Malvaceae

Valid name

Anoda cristata (L.) Schltdl.

Synonyms

Anoda acerifolia auct. non (Zucc. ex Roem. & Schult.) DC.
Anoda cristata (L.) Schltdl. var. brachyantha (Rchb.) Hochr.
Anoda cristata (L.) Schltdl. var. digitata (A. Gray) Hochr.
Anoda lavaterioides Medik.
Sida cristata L.

Anoda cristata. The seed is circular in outline with a hilum notch. One side of the notch is rounded, and the other, containing the end of the embryo radicle, is more angular.
Anoda cristata. The seed is circular in outline with a hilum notch. One side of the notch is rounded, and the other, containing the end of the embryo radicle, is more angular.
Anoda cristata . Face view of seed. Photo by Norma Diaz, USDA-APHIS-PPQ.
Anoda cristata. Face view of seed. Photo by Norma Diaz, USDA-APHIS-PPQ.