Taxon  Report   4495 
Juncus supiniformis  Engelm.
Hair leaved rush,  Hairyleaf rush
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Juncus supiniformis, a monocot, is a perennial grasslike herb (rhizomatous) that is native to California and is also found outside of California, but is confined to western North America.
It is included in the CNPS Inventory of Rare and Endangered Plants on list 2B.2 (rare, threatened, or endangered in CA; common elsewhere).   7th Edition  /  8th Edition

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Juncus supiniformis
© 2013 Asa Spade
Genus: Juncus
Freshwater Wetlands, wetland-riparian
Habitat: freshwater-marsh, bogs/fens [CNPS Inventory]
Wetlands:Occurs almost always under natural conditions in wetlands [U.S. Fish & Wildlife Service.]
Distribution by County 

Add an Observation of  Juncus supiniformis

Name Status:
Accepted by TJM2 + CNPS + PLANTS + JM93
Alternate Names:
(according to)

TJM2 + PLANTS: Juncus oreganus
More information about  Juncus supiniformis
Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


Search the International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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]. 2016. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Oct 22, 2016).

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