CNPS Inventory Plant Detail

Carex davyi

Common Name:	Davy's sedge
Family:	Cyperaceae
Synonyms:	Carex constanceana
Element Code:	PMCYP033H0
Full Name:	Carex davyi Mack.
USDA PLANTS Symbol:	CADA2

Biology
Lifeform: perennial herb Blooming Period: May - August Habitat: • Subalpine coniferous forest • Upper montane coniferous forest

Rarity Status
Rare Plant Rank: 1B.3 Rare, threatened, or endangered in California and elsewhere .3: Not very endangered in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: S2 S2: Imperiled. Global Rank: G2 G2: Imperiled.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 19
Element Occurrence Ranks:

A B C D X U

0 1 0 0 0 18

Population Status:

Historic >20 yrs	Recent <=20 yrs
11	8

Presence:

Present Extant	Possibly Extirpated	Extirpated
19	0	0

Notes
Known from fewer than 20 extant occurrences. Possibly threatened by grazing and logging. Similar to C. petasata. To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page. Date Added: 1974-01-01 Last Update: 2011-02-17

Location

Elevation: 1500 - 3200 meters

California Endemic: yes

States: California

California Counties and Islands: name (code)
Alpine (ALP), Calaveras (CAL), El Dorado (ELD), Nevada (NEV), Placer (PLA), Sierra (SIE), Tuolumne (TUO) (?)

Quads: name (DWR code) USGS code
Koip Peak (453C) 37119G2, Tioga Pass (454A) 37119H3, Falls Ridge (454B) 37119H4, Dorrington (492D) 38120C3, Carson Pass (506B) 38119F8, Pacific Valley (506C) 38119E8, Ebbetts Pass (506D) 38119E7, Emerald Bay (523A) 38120H1, Echo Lake (523D) 38120G1, Kyburz (524D) 38120G3, Tahoe City (538B) 39120B2, Hobart Mills (554B) 39120D2, Truckee (554C) 39120C2, Martis Peak (554D) 39120C1, Independence Lake (555A) 39120D3, Webber Peak (555B) 39120D4, English Mtn. (556A) 39120D5

Notes:

Definitions of codes preceding a county and/or quad:
*		Presumed extirpated
?		Uncertain about distribution or identity
?*		Uncertain about distribution, but presumed extirpated if once present
(?)		Occurrence confirmed, but possibly extirpated

Species may be present in other areas where conditions are favorable.

Presumed Extant

Presumed Extirpated or Unknown

384

Links to Leading Resources of Taxon Information
USDA PLANTS Calflora CalPhotos Consortium of California Herbaria California Department of Fish and Wildlife: CNDDB Quick Viewer

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-02). California Native Plant Society. Sacramento, CA. Accessed on .

-120.0,38.75