Species Details

Kobresia myosuroides

seep kobresia

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Species Description:

Kobresia myosuroides, commonly known as seep kobresia, is a perennial rhizomatous herb in the Cyperaceae that is found in California and elsewhere. It occurs within Alpine boulder and rock field (mesic), Meadows and seeps (carbonate), and Subalpine coniferous forest, growing at elevations from 1490 to 3245 meters. Kobresia myosuroides is ranked 2B.2, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Moderately threatened in California.

Classification

Scientific Name: Kobresia myosuroides (Vill.) Fiori & Paol.
Common Name: seep kobresia
Family:	Cyperaceae
Element Code:	PMCYP0F010
USDA Plants Symbol:	KOMY
Synonyms/Other Names: Kobresia bellardii
Name Status:	JEP, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	2B.2
Fed List:	None
State List:	None
Global Rank:	G5
State Rank:	S2
Other Status:
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2021-05-26

Ecology and Life History

Lifeform: perennial rhizomatous herb

Blooming Period: (Jun)Aug

Elevation:
1490 - 3245 meters
4890 - 10645 feet

General Habitats:

Alpine boulder and rock field (mesic)
Meadows and seeps (carbonate)
Subalpine coniferous forest

Microhabitat Details:

Microhabitat:

Notes

Notes: Threatened by recreational activities and grazing. On review list in ID, and endangered in OR. See Madroño 17(4):93-109 (1964) and 40(1):66-67 (1993) for first and second CA reports respectively
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	2
	Total EOs	% of EOs
EOs with Threat Listed:	3	30 %
Grazing	2	20%
Foot traffic/trampling	1	10%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					10
A	B	C	D	X	U
1	1	2	1	0	5

Occurrence Status:
Historical >20 Years	3
Recent <=20 Years	7

Presence:
Presumed Extant	10
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
Alaska (AK), California (CA), Colorado (CO), Idaho (ID), Montana (MT), New Mexico (NM), Oregon (OR), Utah (UT), Washington (WA), Wyoming (WY)

California Counties and Islands: Name (Code)
Mono (MNO), Sierra (SIE)

Quads: Name (Quad Code)
Big Alkali (3811922), Calpine (3912064), Chris Flat (3811944), Convict Lake (3711857), Dunderberg Peak (3811913), Fales Hot Springs (3811934)

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

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CNPS Rare Plant Inventory