Chamaesyce nutans

Species category

Weed

Common name

eyebane

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

ObovateObovate:
Inverted egg shaped with apical end the broadest.

Size

  • Length: 1–1.4 mm
  • Width: 0.8–0.9 mm
  • Thickness: 0.8–0.9 mm

Color

Black

Texture

Fine granulations between coarse wrinkles

Other structures

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

Identification notes

Two longitudinal ribs and one groove.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Euphorbiaceae

Valid name

Chamaesyce nutans (Lag.) Small

Synonyms

Chamaesyce maculata auct. non (L.) Small
Chamaesyce preslii (Guss.) Arthur
Euphorbia maculata auct. non L.
Euphorbia nutans Lag.
Euphorbia preslii Guss.

 Chamaesyce nutans.  Seeds with two longitudinal ribs and one groove.
Chamaesyce nutans. Seeds with two longitudinal ribs and one groove.