Lewisia congdonii
Common Name: Congdon's lewisia
Family: Montiaceae
Element Code: PDPOR04040
Full Name: Lewisia congdonii (Rydb.) S. Clay

2009 Barry Breckling
Biology Glossary
  • Lifeform: perennial herb
  • Blooming Period: April - June
  • Habitat: granitic or metamorphic, rocky, mesic.
    • Chaparral
    • Cismontane woodland
    • Lower montane coniferous forest
    • Upper montane coniferous forest
    • Valley and foothill grassland
Rarity Status Glossary
Occurrence Data from DFG
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 9
  • Element Occurrence Ranks:
    A B C D X U
    2 0 0 0 0 7
  • Population Status:
    >20 yrs
    <=20 yrs
    8 1
  • Presence:
    Present Extant Possibly Extirpated Extirpated
    9 0 0
Notes Glossary
  • Known from approximately ten occurrences in the canyons of the Kings and Merced rivers. Threatened by exotic plant control, illegal dumping, and road maintenance. See North American Flora 21:328 (1932) for original description, and Fremontia 25(1):15-19 (1997) for genetic study of relationship to L. cantelovii and L. serrata.
  • To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
  • Date Added: 1974-01-01
  • Last Update: 2011-08-17
Location Glossary
  • Elevation: 500 - 2800 meters
  • California Endemic: yes
  • States: California
  • California Counties and Islands:   name (code)
    Fresno (FRE),  Mariposa (MPA)
  • Quads:   name (DWR code) USGS code
    Hume (375C) 36118G8,  Wren Peak (375D) 36118G7,  Wawona (437C) 37119E6,  El Portal (438A) 37119F7
  • 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 687
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 http://www.rareplants.cnps.org [accessed ].

36118G8=Hume (375C) 36118G8;36118G7=Wren Peak (375D) 36118G7;37119E6=Wawona (437C) 37119E6;37119F7=El Portal (438A) 37119F7