Artemisia absinthium

Species category

Weed

Common name

absinthium 

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

SpatulateSpatulate:
Having a narrow base and rounded apex. Pear-shaped.

Size

  • Length: 1 mm
  • Width: 0.5 mm
  • Thickness: 0.25 mm

Color

Brown

Texture

Smooth with some granularGranular:
Resembling or consisting of small grains or particles.
attachments

Other structures

Longitudinal lines visible.

Identification notes

Little or no angular longitudinal lines.

Noxious weed seed categories

State Noxious Weed: North Dakota

AOSA examination list

Not included

Nomenclature

Family

Asteraceae

Valid name

Artemisia absinthium L.

Synonyms

Artemisia absinthium L. var. insipida Stechmann

 Artemisia absinthium.  Achenes with visible longitudinal lines.
Artemisia absinthium. Achenes with visible longitudinal lines.