Species Details

Carex davyi

Davy's sedge

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Classification

Scientific Name: Carex davyi Mack.
Common Name: Davy's sedge
Family:	Cyperaceae
Element Code:	PMCYP033H0
USDA Plants Symbol:	CADA2
Synonyms/Other Names: Carex constanceana

Conservation Status

CA Rare Plant Rank:	1B.3
Fed List:	None
State List:	None
Global Rank:	G3
State Rank:	S3
Other Status:	SB_UCSC
CRPR Changes: changed from 4.3 to 1B.3 on 2011-02-16
Add Date:	1974-01-01
Date Edited:	2022-12-06

Ecology and Life History

Lifeform: perennial herb

Blooming Period: May-Aug

Elevation:
1500 - 3200 meters
4920 - 10500 feet

General Habitats:

Subalpine coniferous forest
Upper montane coniferous forest

Microhabitat Details:

Microhabitat:

Notes

Notes: Possibly threatened by grazing and logging. Similar to C. petasata.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	2
	Total EOs	% of EOs
EOs with Threat Listed:	1	3 %
Logging	1	2%
ORV activity	1	2%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					34
A	B	C	D	X	U
5	11	2	0	0	16

Occurrence Status:
Historical >20 Years	8
Recent <=20 Years	26

Presence:
Presumed Extant	34
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Oregon (OR)

California Counties and Islands: Name (Code)
Alpine (ALP), Butte (BUT), El Dorado (ELD), Lassen (LAS), Mono (MNO), Nevada (NEV), Placer (PLA), Plumas (PLU), Sierra (SIE), Tuolumne (TUO)

Quads: Name (Quad Code)
Antelope Mtn. (4012058), Belden (4012113), Carson Pass (3811968), Champs Flat (4012068), Ebbetts Pass (3811957), Echo Lake (3812071), Emerald Bay (3812081), English Mtn. (3912045), Hobart Mills (3912042), Independence Lake (3912043), Janesville (4012035), Jonesville (4012114), Koip Peak (3711972), Kyburz (3812073), Martis Peak (3912031), Pacific Valley (3811958), Pikes Point (4012057), Pine Creek Valley (4012151), Swain Mountain (4012141), Tahoe City (3912022), Tioga Pass (3711983), Vogelsang Peak (3711973), Webber Peak (3912044)

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

Selected References

CNPS Status Review:

CRPR List Change on 2011-02-16