Species Details

Fritillaria roderickii

Roderick's fritillary

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Lifeform: perennial bulbiferous herb
Blooming Period: Mar-May
Elevation:
15 - 400 meters
50 - 1310 feet
General Habitat:
  • Coastal bluff scrub
  • Coastal prairie
  • Valley and foothill grassland
General Micro Habitat:
Micro Habitat:
Notes:
Plants introduced in MEN (537D) and SON counties. Threatened by road maintenance, residential development, and erosion. Taxonomic validity has been questioned; needs further study. A synonym of F. biflora var. biflora in TJM (1993) and TJM 2. USFWS uses the name F. grayana. See Four Seasons 2(2):14-16 (1967) for original description.
Threats:
Taxonomy:
Other:
Total Occurrences: 8
Element Occurrence Ranks:
A B C D X U
0 2 0 1 1 4
Occurrence Status:
Historical >20 Years 6
Recent <=20 Years 2
Presence:
Presumed Extant 7
Possibly Extirpated 1
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Mendocino (MEN), Sonoma (SON)
Quads: Name (Quad Code)
Gualala (3812375), Laughlin Range (3912333), Philo (3912314), Point Arena (3812386)*, Saunders Reef (3812376)
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