Linaria dalmatica

Species category

Weed

Common name

Dalmatian toadflax

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

Triangular

Size

  • Length 1.1–1.5 mm
  • Width 0.6–1 mm
  • Thickness 0.3–0.4 mm

Color

Dark brown to black

Texture

Strong meandering ridges

Other structures

Light brown, translucent wing on margin

Identification notes

Seeds are triangular wedge-shaped with winged margins and the surface covered with very rough multidirectional ridges.

Noxious weed seed categories

State Noxious Weed: California, Colorado, Montana, Nevada, Oregon, Utah, Washington, Wyoming

AOSA examination list

Not included

More information

For more information, see ISMA fact sheet.

Nomenclature

Family

Scrophulariaceae

Valid name

Linaria dalmatica (L.) Mill.

 Linaria dalmatica.  Seeds with strong meandering ridges and a light brown, translucent wing on the margin. 
Linaria dalmatica. Seeds with strong meandering ridges and a light brown, translucent wing on the margin.