Species Details

Calochortus umbellatus

Oakland star-tulip

  Download Report   Calflora    eFlora    CCH    CalPhotos  
No Photo Available
Scientific Name:
Calochortus umbellatus A.W. Wood
Common Name:
Oakland star-tulip
Family: Liliaceae
Element Code: PMLIL0D1E0
USDA Plants Symbol: CAUM
Synonyms/Other Names:
Lifeform: perennial bulbiferous herb
Blooming Period: Mar-May
JFMAMJJASOND
Elevation:
100 - 700 meters
330 - 2295 feet
General Habitats:
  • Broadleafed upland forest
  • Chaparral
  • Cismontane woodland
  • Lower montane coniferous forest
  • Valley and foothill grassland
Microhabitat Details:
Microhabitat:
  • Serpentine (often)
Notes:
Possibly threatened by recreational activities. See Proceedings of the Academy of Natural Sciences of Philadelphia 20(6):168 (1868) for original description, and Proceedings of the California Academy of Sciences III 2:123-124 (1901) for taxonomic treatment.
Threats:
Taxonomy:
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)
Alameda (ALA), Contra Costa (CCA), Marin (MRN), San Mateo (SMT), Santa Clara (SCL)
Quads: Name (Quad Code)
Bolinas (3712286), Briones Valley (3712282), Diablo (3712178), Hayward (3712261), Las Trampas Ridge (3712271), Lick Observatory (3712136), Mt. Day (3712146), Novato (3812215), Oakland East (3712272), Point Reyes NE (3812227), Richmond (3712283), San Geronimo (3812216), San Mateo (3712253), San Quentin (3712284), San Rafael (3712285), Walnut Creek (3712281), Woodside (3712243)
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.
Presumed Extant
Click on quad for name. Hold Shift Key to use mouse scroll wheel