Taxon  Report   4480    
Juncus mertensianus  Bong.
Merten's rush,  Mertens' rush
Juncus mertensianus
© 2007 Steve Matson
Photos from
CalPhotos / Calflora
Juncus mertensianus
© 2007 Steve Matson
Juncus mertensianus
© 2007 Steve Matson
Juncus mertensianus, a monocot, is a perennial grasslike herb that is native to California, is also found elsewhere in North America and beyond.

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Juncus mertensianus
© 2007 Steve Matson
Genus: Juncus
Communities: Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Subalpine Forest, wetland-riparian

Wetlands: Occurs in wetlands

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
PLANTS: Juncus slwookoorum
More information about  Juncus mertensianus
Nursery / seed vendor availability from CNPLX
This plant is available commercially.
Landscaping information from Calscape
Photos on   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

Search (Flora of North America)

website references from Google

Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 16, 2019).