Species Details

Schoenus nigricans

black bog-rush

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CA Rare Plant Rank: 2B.2
Fed List: None
State List: None
Global Rank: G4
State Rank:
S2
Other Status: IUCN_LC; USFS_S
CRPR Changes:
changed from 2.2 to 2B.2 on 2013-06-12
Add Date: 2001-01-01
Date Edited: 2021-07-14
Lifeform: perennial herb
Blooming Period: Aug-Sep
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Elevation:
150 - 2000 meters
490 - 6560 feet
General Habitats:
  • Marshes and swamps (often alkaline)
Microhabitat Details:
Microhabitat:
Notes:
See MadroƱo 43(4):530 (1996) for information on CA distribution.
Threats:
Taxonomy:
Threat List Total: 5
Total EOs % of EOs
EOs with Threat Listed: 4 31 %
THREAT LIST:
Non-native plant impacts 2 15%
ORV activity 1 7%
Road/trail construction/maint. 1 7%
Surface water diversion 1 7%
Groundwater pumping 1 7%
Total Occurrences: 13
Element Occurrence Ranks:
A B C D X U
2 0 0 0 0 11
Occurrence Status:
Historical >20 Years 8
Recent <=20 Years 5
Presence:
Presumed Extant 13
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Florida (FL), Nevada (NV), South America (SA), Texas (TX)
California Counties and Islands: Name (Code)
Inyo (INY), San Bernardino (SBD)
Quads: Name (Quad Code)
Cajon (3411734), Furnace Creek (3611647), Nevares Peak (3611657), Red Pass Lake Ne (3511643), San Bernardino North (3411723), Telegraph Peak (3411735), Ubehebe Crater (3711714)
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.
Presumed Extant
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