Guizotia abyssinica

Species category

Agricultural, Weed

Common name

ramtilla

Diagnostic characters

Planting unit

AcheneAchene:
A dry, hard, one-chambered, one-seeded indehiscent fruit, as in buckwheat (Fagopyrum) or sunflower (Helianthus). The fruit wall is not united with the seed coat.

Shape

Oblanceolate

Size

  • Length 4–4.5 mm 
  • Width 1–1.6 mm 
  • Thickness 0.9–1.1 mm 

Color

Black

Texture

Smooth with many longitudinal lines

Other structures

Few longitudinal ribs present.

Identification notes

PappusPappus:
Modified calyx in Asteraceae, composed of hairs, bristles, awns, or scales. The pappus-like structure attached to milkweed seeds is termed a coma. 
crown small.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Asteraceae

Valid name

Guizotia abyssinica (L. f.) Cass.

 Guizotia abyssinica.  Smooth achenes with many longitudinal lines. 
Guizotia abyssinica. Smooth achenes with many longitudinal lines.