Species Details

Erythronium helenae

St. Helena fawn lily

  Download Report   Calflora     CCH     CalPhotos
No Photo Available
Scientific Name:
Erythronium helenae Appleg.
Common Name:
St. Helena fawn lily
Family: Liliaceae
Element Code: PMLIL0U060
USDA Plants Symbol: ERHE6
Synonyms/Other Names:
Lifeform: perennial bulbiferous herb
Blooming Period: Mar-May
Elevation:
350 - 1220 meters
1150 - 4005 feet
General Habitat:
  • Chaparral
  • Cismontane woodland
  • Lower montane coniferous forest
  • Valley and foothill grassland
General Micro Habitat:
Micro Habitat:
  • Serpentinite (sometimes)
  • Volcanic (sometimes)
Notes:
Threatened by horticultural collecting, road construction, and geothermal development. See Contributions from the Dudley Herbarium 1:188 (1933) for original description, and MadroƱo 3(2):109 (1935) for taxonomic treatment.
Threats:
Taxonomy:
Other:
References:
Total Occurrences: 0
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 0
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 0
Presence:
Presumed Extant 0
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Lake (LAK), Napa (NAP), Sonoma (SON)
Quads: Name (Quad Code)
Aetna Springs (3812264), Calistoga (3812255), Clearlake Oaks (3912216), Cloverdale (3812371), Detert Reservoir (3812265), Jericho Valley (3812274), Jimtown (3812267), Middletown (3812275), Mount St. Helena (3812266), Napa (3812233), St. Helena (3812254), The Geysers (3812277), Whispering Pines (3812276)
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