CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record juncus_leiospermus_var._leiospermus - Sat, Dec. 4, 2021, 05:15 ET b
Juncus leiospermus var. leiospermus
common nameRed Bluff dwarf rush
CalPhotos image
more photos
© 1987 Dean Wm. Taylor  Follow image link for photo data.
life formannual herb
CA Rare Plant Rank
List 1B.1
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.1: Seriously endangered in California
state rank
S2      ranking system key
global rank
G2T2      ranking system key
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (28):
Roseville (528D) 3812173, Honcut (560D) 3912135, Cherokee (576A) 3912165, Shippee (576C) 3912156, Oroville (576D) 3912155, Cohasset (592B) 3912186, Campbell Mound (593A) 3912187, Richardson Springs (593D) 3912177, Henleyville (595A) 3912283, Black Butte Dam (595D) 3912273, Red Bluff East (610B) 4012222, Red Bluff West (611A) 4012223, Blossom (611B) 4012224, West Of Gerber (611D) 4012213, Oxbow Bridge (612A) 4012225, Tuscan Buttes NE (628A) 4012241, Balls Ferry (628B) 4012242, Bend (628C) 4012232, Cottonwood (629A) 4012243, Olinda (629B) 4012244, Mitchell Gulch (629C) 4012234, Palo Cedro (646C) 4012252, Project City (647A) 4012263, Enterprise (647D) 4012253, Burney (662B) 4012186, Burney Mountain West (662C) 4012176, Pondosa (679B) 4112126, Burney Falls (679C) 4112116
quad data info

Counties, states, regions:
Butte (BUT), Placer (PLA), Shasta (SHA), Tehama (TEH)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Chaparral (Chprl)
•Cismontane woodland (CmWld)
•Meadows and seeps (Medws)
•Valley and foothill grassland (VFGrs)
•Vernal pools (VnPls)/vernally mesic
blooming period Mar-Jun  
elevation range35 - 1250 meters
Threatened by development, grazing, vehicles, industrial forestry, and agriculture. See Leaflets of Western Botany 5:113 (1948) for original description, and Memoirs of the New York Botanical Garden 39:46-51 (1986) for revised treatment.
full nameJuncus leiospermus F.J. Herm. var. leiospermus
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  JULEL Element Code  PMJUN011L2
CalFlora species this taxon    CalFlora genus related taxa
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
search Google CNPS website    search Google entire web

Suggested citation: California Native Plant Society (CNPS). 2018. Inventory of Rare and Endangered Plants (online edition, v7-18mar). California Native Plant Society. Sacramento, CA. Accessed on Sat, Dec. 4, 2021 from

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