Sedella leiocarpa
Common Name: Lake County stonecrop
Family: Crassulaceae
Synonyms: Parvisedum leiocarpum
Element Code: PDCRA0F020
Full Name: Sedella leiocarpa H.K. Sharsm.

2008 Cherilyn Burton
Biology Glossary
  • Lifeform: annual herb
  • Blooming Period: April - May
  • Habitat: vernally mesic depressions in volcanic outcrops.
    • Cismontane woodland
    • Valley and foothill grassland
    • Vernal pools
Rarity Status Glossary
Occurrence Data from DFG
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 5
  • Element Occurrence Ranks:
    A B C D X U
    0 3 0 0 1 1
  • Population Status:
    >20 yrs
    <=20 yrs
    3 2
  • Presence:
    Present Extant Possibly Extirpated Extirpated
    4 1 0
Notes Glossary
  • Extremely vulnerable to trampling; also threatened by grazing, altered hydrology, and development. Potentially threatened by road widening, and possibly threatened by non-native plants. State and federally listed as Parvisedum leiocarpum; see this name in The Jepson Manual (1993). See Madroño 5(6):192 (1940) for original description, and Haseltonia 5:53-60 (1997) for taxonomic information.
  • 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: 2012-05-17
Location Glossary
  • Elevation: 365 - 790 meters
  • California Endemic: yes
  • States: California
  • California Counties and Islands:   name (code)
    Lake (LAK)
  • Quads:   name (DWR code) USGS code
    Clearlake Highlands (533B) 38122H6,  Whispering Pines (533C) 38122G6,  Middletown (533D) 38122G5
  • 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 1217
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 ].

38122H6=Clearlake Highlands (533B) 38122H6;38122G6=Whispering Pines (533C) 38122G6;38122G5=Middletown (533D) 38122G5