*The database used to provide updates to the Online Inventory is under construction. View updates and changes made since May 2019 here.
Carex hystericina
Common Name: porcupine sedge
Family: Cyperaceae
Element Code: PMCYP036D0
Full Name: Carex hystericina Muhl.

2003 Steve Matson
Biology Glossary
Rarity Status Glossary
Occurrence Data from CDFW
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 4
  • Element Occurrence Ranks:
    A B C D X U
    0 1 1 0 0 2
  • Population Status:
    >20 yrs
    <=20 yrs
    2 2
  • Presence:
    Present Extant Possibly Extirpated Presumed Extirpated
    4 0 0
Notes Glossary
  • Endangered in OR, and state-listed as Sensitive in WA.
  • To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
  • Date Added: 1994-01-01
  • Last Update: 2013-06-12
Location Glossary
  • Elevation: 610 - 915 meters
  • California Endemic: no
  • Other States: Alabama, Arkansas, Arizona, Colorado, Connecticut, DC, Georgia, Iowa, Idaho, Illinois, Indiana, Kansas, Kentucky, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, Montana, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Sonora, Tennessee, Texas, Utah, Virginia, Vermont, Washington, Wisconsin, West Virginia, Wyoming
  • California Counties and Islands:   name (code)
    El Dorado (ELD),  Lake (LAK),  Siskiyou (SIS),  Trinity (TRI) *
  • Quads:   name (DWR code) USGS code
    Echo Lake (523D) 3812071,  Bartlett Springs (548B) 3912226,  Lewiston (649A)* 4012267,  Trinity Dam (667D)* 4012277,  Somes Bar (703B) 4112344,  Bark Shanty Gulch (704A) 4112345
  • 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. This data should NOT be substituted for pre-project review or for on-site surveys.
Presumed Extant Presumed Extirpated or Unknown 1607
Links to Leading Resources of Taxon Information
Suggested Citation
California Native Plant Society, Rare Plant Program. . Inventory of Rare and Endangered Plants of California (online edition, v8-03). Website http://www.rareplants.cnps.org [accessed ].

3812071=Echo Lake (523D) 3812071;3912226=Bartlett Springs (548B) 3912226;4012267=Lewiston (649A)* 4012267;4012277=Trinity Dam (667D)* 4012277;4112344=Somes Bar (703B) 4112344;4112345=Bark Shanty Gulch (704A) 4112345