Carex petasata
Common Name: Liddon's sedge
Family: Cyperaceae
Element Code: PMCYP03AE0
Full Name: Carex petasata Dewey

2007 Dean Wm. Taylor, Ph.D.
Biology Glossary
  • Lifeform: perennial herb
  • Blooming Period: May - July
  • Habitat:  
    • Broadleafed upland forest
    • Lower montane coniferous forest
    • Meadows and seeps
    • Pinyon and juniper woodland
Rarity Status Glossary
Occurrence Data from DFG
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 59
  • Element Occurrence Ranks:
    A B C D X U
    6 30 5 0 0 18
  • Population Status:
    >20 yrs
    <=20 yrs
    8 51
  • Presence:
    Present Extant Possibly Extirpated Extirpated
    59 0 0
Notes Glossary
  • Threatened by logging, grazing, and fire. Possibly threatened by vehicles.
  • To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
  • Date Added: 1984-01-01
  • Last Update: 2013-06-12
Location Glossary
  • Elevation: 600 - 3320 meters
  • California Endemic: no
  • States: California, !AK, Arizona, Colorado, Idaho, !MT, New Mexico, Nevada, Oregon, Utah, Washington, Wyoming
  • California Counties and Islands:   name (code)
    Alpine (ALP),  Inyo (INY),  Lassen (LAS),  Mono (MNO),  Modoc (MOD),  Plumas (PLU),  Shasta (SHA),  Sierra (SIE)
  • Quads:   name (DWR code) USGS code
    Kearsarge Peak (373D) 36118G3,  White Mtn. Peak (432A) 37118F3,  Mammoth Mtn. (435A) 37119F1,  Topaz Lake (505A) 38119F5,  Heenan Lake (505B) 38119F6,  Janesville (622D) 40120C5,  Swain Mountain (624A) 40121D1,  Spalding Tract (641A) 40120F7,  Champs Flat (641B) 40120F8,  Antelope Mtn. (641C) 40120E8,  Harvey Mtn. (642A) 40121F1,  Poison Lake (642B) 40121F2,  Pine Creek Valley (642D) 40121E1,  Swains Hole (643A) 40121F3,  Bullard Lake (659C) 40120G8,  Sheepshead (659D) 40120G7,  Corders Reservoir (660C) 40121G2,  Straylor Lake (660D) 40121G1,  Jellico (661D) 40121G3,  Emerson Peak (673B) 41120B2,  Knox Mountain (675B) 41120B6,  Adin (676B) 41120B8,  Lane Reservoir (676D) 41120A7,  Eagle Peak (690C) 41120C2,  Surprise (708C) 41120E4,  Mahogany Ridge (709D) 41120E5,  Lake Annie (724A) 41120H1
  • 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 153
Links to Leading Resources of Taxon Information
Suggested Citation
CNPS, Rare Plant Program. . Inventory of Rare and Endangered Plants (online edition, v8-02). California Native Plant Society, Sacramento, CA. Website [accessed ].

36118G3=Kearsarge Peak (373D) 36118G3;37118F3=White Mtn. Peak (432A) 37118F3;37119F1=Mammoth Mtn. (435A) 37119F1;38119F5=Topaz Lake (505A) 38119F5;38119F6=Heenan Lake (505B) 38119F6;40120C5=Janesville (622D) 40120C5;40121D1=Swain Mountain (624A) 40121D1;40120F7=Spalding Tract (641A) 40120F7;40120F8=Champs Flat (641B) 40120F8;40120E8=Antelope Mtn. (641C) 40120E8;40121F1=Harvey Mtn. (642A) 40121F1;40121F2=Poison Lake (642B) 40121F2;40121E1=Pine Creek Valley (642D) 40121E1;40121F3=Swains Hole (643A) 40121F3;40120G8=Bullard Lake (659C) 40120G8;40120G7=Sheepshead (659D) 40120G7;40121G2=Corders Reservoir (660C) 40121G2;40121G1=Straylor Lake (660D) 40121G1;40121G3=Jellico (661D) 40121G3;41120B2=Emerson Peak (673B) 41120B2;41120B6=Knox Mountain (675B) 41120B6;41120B8=Adin (676B) 41120B8;41120A7=Lane Reservoir (676D) 41120A7;41120C2=Eagle Peak (690C) 41120C2;41120E4=Surprise (708C) 41120E4;41120E5=Mahogany Ridge (709D) 41120E5;41120H1=Lake Annie (724A) 41120H1