Juncus tenuis Willd. - Path Rush


 

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Juncus tenuis - (image 1 of 4)

 

Taxonomy

Family: Juncaceae

Habitat

Dry to moist, compacted soil with some shade. Common along paths and other heavily traveled areas.

Associates

 

Distribution

Throughout

Morphology

Perennial to 30 cm high. Foliage leaves all basal (not including those of the inflorescence); leaves flat, narrow; blades divergent only at or near the base of the stem; margin of leaf sheath protruding at the base of the blade into a friable, scarious, easily fractured auricle 1 mm or more long. Flowers appearing terminal; individual flowers subtended by 2 small opposite bracteoles at the base of the perianth. Fruit unicolular; seeds less than 0.5 mm long, without distinctly caudate white tips; perianth segment mostly exceeding the capsule.

Notes

Flowers in June

Wetland indicator: Facultative Upland +

Can be found in areas that have been mowed, growing only a few cm high but still managing to bloom and set seed.

 

References

Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. Second Ed.
The New York Botanical Garden. Bronx, NY

 

Swink, F. and G. Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois.


 


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 Michael Hough © 2009