Species Details

Carex duriuscula

spikerush sedge

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Classification

Scientific Name: Carex duriuscula C.A. Mey.
Common Name: spikerush sedge
Family:	Cyperaceae
Element Code:	PMCYP03GJ0
USDA Plants Symbol:	CADU6
Synonyms/Other Names: Carex eleocharis

Conservation Status

CA Rare Plant Rank:	2B.3
Fed List:	None
State List:	None
Global Rank:	G5
State Rank:	S2
Other Status:
CRPR Changes: changed from 2.3 to 2B.3 on 2013-06-12
Add Date:	1980-01-01
Date Edited:	2021-05-26

Ecology and Life History

Lifeform: perennial rhizomatous herb

Blooming Period: Jul-Aug

Elevation:
3500 - 4100 meters
11485 - 13450 feet

General Habitats:

Great Basin scrub
Subalpine coniferous forest

Microhabitat Details:

Microhabitat:

Notes

Notes: Endangered in OR, and state-listed as Sensitive in WA.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	0
	Total EOs	% of EOs
EOs with Threat Listed:	0	%
No threats

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					14
A	B	C	D	X	U
0	0	0	0	0	14

Occurrence Status:
Historical >20 Years	10
Recent <=20 Years	4

Presence:
Presumed Extant	14
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
Alaska (AK), Arizona (AZ), California (CA), Colorado (CO), Idaho (ID), Illinois (IL), Iowa (IA), Kansas (KS), Minnesota (MN), Missouri (MO), Montana (MT), Nebraska (NE), Nevada (NV), New Mexico (NM), North Dakota (ND), Oregon (OR)*, South Dakota (SD), Utah (UT), Washington (WA), Wyoming (WY)

California Counties and Islands: Name (Code)
Inyo (INY), Mono (MNO)

Quads: Name (Quad Code)
Blanco Mtn. (3711842), Boundary Peak (3711873), Chalfant Valley (3711853), Cirque Peak (3611842), Juniper Mtn. (3711862), Mt. Barcroft (3711852), White Mtn. Peak (3711863)

Notes:

Definitions of codes following a county and/or quad:
*		Presumed extirpated
(?)		Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Regional Map

Map

Presumed Extant

Click on quad for name. Hold Shift Key to use mouse scroll wheel

CNPS Rare Plant Inventory