CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record carex_scirpoidea_ssp._pseudoscirpoidea - Sun, Nov. 28, 2021 12:39 ET c
Carex scirpoidea ssp. pseudoscirpoidea
common namewestern single-spiked sedge
CalPhotos image
more photos
© 2003 Steve Matson  Follow image link for photo data, and for images listed as "Carex scirpoidea var. pseudoscirpoidea".
Link to images listed as "Carex scirpoidea ssp. pseudoscirpoidea"
life form rhizomatous herb
CA Rare Plant Rank
List 2B.2
LIST 2B: Rare, threatened, or endangered in California, but more common elsewhere.
     0.2: Fairly endangered in California
state rank
S2      ranking system key
global rank
G5T4      ranking system key
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (8):
Coyote Flat (393B) 3711824, Mount Morgan (414B) 3711846, Mount Barcroft (431C) 3711852, Toms Place (433C) 3711856, Convict Lake (434D) 3711857, Crestview (452C) 3711878, Mount Dana (453B) 3711982, Caples Lake (507A) 3812061
quad data info

Counties, states, regions:
Alpine (ALP), Inyo (INY), Mono (MNO), Tuolumne (TUO), Colorado (CO), Idaho (ID), Montana (MT), Nevada (NV), Oregon (OR), Utah (UT), Washington (WA), Wyoming (WY)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Alpine boulder and rock field (AlpBR)
•Meadows and seeps (Medws)
•Subalpine coniferous forest (SCFrs)(rocky)/mesic, often carbonate
blooming period Jul-Sep  
elevation range2990 - 3700 meters
Possibly threatened by grazing. See Memoirs of the New York Botanical Garden 1:78 (1900) for original description and Novon 7:355-356 (1997) for revised nomenclature.
full nameCarex scirpoidea Michx. ssp. pseudoscirpoidea (Rydb.) D.A. Dunlop
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PMCYP03C85
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
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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 Sun, Nov. 28, 2021 from

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