Species Details

Lithophragma maximum

San Clemente Island woodland star

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Scientific Name:
Lithophragma maximum Bacig.
Common Name:
San Clemente Island woodland star
Family: Saxifragaceae
Element Code: PDSAX0M070
USDA Plants Symbol: LIMA6
Synonyms/Other Names:
CA Rare Plant Rank: 1B.1
Fed List: FE (1997-08-08)
State List: CE (1982-02-01)
Global Rank: G1
State Rank:
S1
Other Status: SB_CalBG/RSABG
CRPR Changes:
Add Date: 1974-01-01
Date Edited: 2022-03-01
Lifeform: perennial rhizomatous herb
Blooming Period: Apr-Jun
Elevation:
120 - 400 meters
395 - 1310 feet
General Habitat:
  • Coastal bluff scrub
  • Coastal scrub
General Micro Habitat:
Micro Habitat:
  • Rocky
Notes:
Known from fewer than five occurrences, totaling approximately 200 individuals as of 1996. Threatened by erosion. Feral herbivores removed from SCM Isl., and vegetation recovering. See Aliso 5:349-350 (1963) for original description.
Threats:
Taxonomy:
Other:
Total Occurrences: 6
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 6
Occurrence Status:
Historical >20 Years 3
Recent <=20 Years 3
Presence:
Presumed Extant 6
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Los Angeles (LAX)
Quads: Name (Quad Code)
San Clemente Island Central (3211874)*, San Clemente Island South (3211873)
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.

Map

Presumed Extant
Counties   Quads