Species Details

Carex arcta

northern clustered sedge

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Photo of Carex arcta
© 2006 Dean Wm. Taylor
Photo of Carex arcta
© 2006 Dean Wm. Taylor
Photo of Carex arcta
© 2006 Dean Wm. Taylor
Scientific Name:
Carex arcta Boott
Common Name:
northern clustered sedge
Family: Cyperaceae
Element Code: PMCYP030X0
USDA Plants Symbol: CAAR2
Synonyms/Other Names:
CA Rare Plant Rank: 2B.2
Fed List: None
State List: None
Global Rank: G5
State Rank:
S1
Other Status: IUCN_LC
CRPR Changes:
changed from 2.2 to 2B.2 on 2013-06-12
Add Date: 2001-01-01
Date Edited: 2023-06-06
Lifeform: perennial herb
Blooming Period: Jun-Sep
JFMAMJJASOND
Elevation:
60 - 1400 meters
195 - 4595 feet
General Habitats:
  • Bogs and fens
  • North Coast coniferous forest (mesic)
Microhabitat Details:
Microhabitat:
Notes:
Does plant occur in MEN Co.?
Threats:
Possibly threatened by logging.
Taxonomy:
Threat List Total: 6
Total EOs % of EOs
EOs with Threat Listed: 8 62 %
THREAT LIST:
Logging 7 53%
Other 3 23%
Road/trail construction/maint. 2 15%
Foot traffic/trampling 2 15%
Grazing 1 7%
Total Occurrences: 13
Element Occurrence Ranks:
A B C D X U
1 2 5 0 0 5
Occurrence Status:
Historical >20 Years 4
Recent <=20 Years 9
Presence:
Presumed Extant 13
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
Alaska (AK), California (CA), Idaho (ID), Maine (ME), Michigan (MI), Minnesota (MN), Montana (MT), New Hampshire (NH), New York (NY), Oregon (OR), Vermont (VT), Washington (WA), Wisconsin (WI)
California Counties and Islands: Name (Code)
Del Norte (DNT), Humboldt (HUM)
Quads: Name (Quad Code)
Arcata North (4012481), Board Camp Mtn. (4012366), Crescent City (4112472), Eureka (4012472), Garberville (4012317), Lord-ellis Summit (4012387), Mad River Buttes (4012367), Maple Creek (4012377), Owl Creek (4012358), Redcrest (4012348)
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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