Viguiera stenoloba

Species category

Flower, Weed

Common name

resinbush, skeletonleaf goldeneye

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 2.6–3.1 mm
  • Width 1–1.2 mm
  • Thickness 1–1.2 mm

Color

Light yellow with black mottling

Texture

Striate

Other structures

The basalBasal:
The base of the fruit or seed opposite the apical end.
attachment is slightly oblique.

Identification notes

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.
cross section is usually square.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Asteraceae

Valid name

Viguiera stenoloba S.F. Blake

Synonyms

Heliomeris tenuifolia A. Gray
Viguiera stenoloba S.F. Blake var. chihuahuensis Butterw., ined.
Viguiera stenoloba S.F. Blake var. stenoloba

 Viguiera stenoloba . Achene with a square cross-section. 
Viguiera stenoloba. Achene with a square cross-section.