Cynoglossum officinale

Species category

Weed

Common name

gypsyflower

Diagnostic characters

Planting unit

NutletNutlet:
A small, dry, indehiscent carpel of a fruit, usually composed of one quarter of the fruit with each enclosing a single seed (e.g. mints).

Shape

Broadly obovateObovate:
Inverted egg shaped with apical end the broadest.

Size

  • Length 7 mm
  • Width 5 mm
  • Thickness 2 mm

Color

Brown

Texture

The surface is covered with large tubercles with crowns of retro-pointed spines.

Other structures

Scar is large and obovateObovate:
Inverted egg shaped with apical end the broadest.
on the ventralVentral:
Adaxial; of the side of an organ facing the axis (compare dorsal).
flat surface.

Identification notes

NutletNutlet:
A small, dry, indehiscent carpel of a fruit, usually composed of one quarter of the fruit with each enclosing a single seed (e.g. mints).
covered in large tubercles with crowns of small spines pointing backwards; in the photo, most of the crowns are broken off. The dorsalDorsal:
Upper side or back of a seed or fruit.
flat surface has a sparser covering of tubercles.

Noxious weed seed categories

State Noxious Weed: Colorado, Montana, North Dakota, Nevada, Utah, Wyoming

AOSA examination list

Not included

More information

For more information, see ISMA fact sheet.

Nomenclature

Family

Boraginaceae

Valid name

Cynoglossum officinale L.

 Cynoglossum officinale.  Nutlets are covered with large tubercles with crowns of retro-pointed spines. 
Cynoglossum officinale. Nutlets are covered with large tubercles with crowns of retro-pointed spines.