Juncus tenuis

Species category

Weed

Common name

poverty rush, field rush, path rush, slender yard rush, wiregrass, slender rush

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

OvateOvate:
Egg-shaped with basal end the broadest.

Size

  • Length 0.2–0.5 mm 
  • Width 0.1–0.3 mm 
  • Thickness 0.1–0.3 mm 

Color

Light brown

Texture

Minute reticulations and scurfyScurf:
Having flakes on the surface.

Other structures

Seeds often found in clusters.

Identification notes

Seeds are very small, often found in clusters of various numbers. Seeds have flaky material attached.

Noxious weed seed categories

Not listed

AOSA examination list

Included

Nomenclature

Family

Juncaceae

Valid name

Juncus tenuis Willd.

Synonyms

Juncus macer Gray
Juncus tenuis Willd. var. multicornis E. Mey.
Juncus tenuis Willd. var. williamsii Fernald

 Juncus tenuis.  Seeds are often in clusters with flaky material attached.
Juncus tenuis. Seeds are often in clusters with flaky material attached.