Ruta graveolens

Species category

Herb or Spice, Weed

Common name

common rue

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

Reniform (kidney shaped)

Size

  • Length 2.1–2.5 mm 
  • Width 1.1–1.5 mm 
  • Thickness 1.1–1.5 mm 

Color

Dark gray 

Texture

Strongly rugoseRugose:
Having veinlets sunken and areas in between raised. Wrinkled.

Other structures

HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
is centered in concave margin.

Identification notes

Some curved longitudinal ridges.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Rutaceae

Valid name

Ruta graveolens L.

 Ruta graveolens.  True seeds with the hilum centered in a concave margin.
Ruta graveolens. True seeds with the hilum centered in a concave margin.