CNPS Inventory Plant Detail

Schoenus nigricans

Common Name:	black bog-rush
Family:	Cyperaceae
Synonyms:
Element Code:	PMCYP0P010
Full Name:	Schoenus nigricans L.
USDA PLANTS Symbol:	SCNI

Biology
Lifeform: perennial herb Blooming Period: August - September Habitat: • Marshes and swamps (often alkaline)

Rarity Status
CA Rare Plant Rank: 2.2 Rare, threatened, or endangered in California, but more common elsewhere .2: Fairly endangered in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: S2.2 S2: Imperiled. .2: Threatened. Global Rank: G4 G4: Apparently secure, considering populations outside California.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 13
Element Occurrence Ranks:

A B C D X U

2 0 0 0 0 11

Population Status:

Historic >20 yrs	Recent <=20 yrs
6	7

Presence:

Present Extant	Possibly Extirpated	Extirpated
13	0	0

Notes
See Madroño 43(4):530 (1996) for information on CA distribution. To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page. Date Added: 2001-01-01 Last Update: 2012-08-07

Location

Elevation: 150 - 2000 meters

California Endemic: no

States: California, !FL, Nevada, South America, Texas

California Counties and Islands: name (code)
Inyo (INY), San Bernardino (SBD)

Quads: name (DWR code) USGS code
San Bernardino North (107A) 34117B3, Cajon (133C) 34117C4, Telegraph Peak (134D) 34117C5, Red Pass Lake Ne (229A) 35116D3, Furnace Creek (324A) 36116D7, Nevares Peak (346D) 36116E7, Ubehebe Crater (389C) 37117A4

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

2028

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

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-01a). California Native Plant Society. Sacramento, CA. Accessed on .

-116.25,35.375