Species Details

Pentachaeta bellidiflora

white-rayed pentachaeta

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Scientific Name:
Pentachaeta bellidiflora Greene
Common Name:
white-rayed pentachaeta
Family: Asteraceae
Element Code: PDAST6X030
USDA Plants Symbol: PEBE
Synonyms/Other Names:
Lifeform: annual herb
Blooming Period: Mar-May
Elevation:
35 - 620 meters
115 - 2035 feet
General Habitat:
  • Cismontane woodland
  • Valley and foothill grassland (often serpentinite)
General Micro Habitat:
Micro Habitat:
Notes:
Historical occurrences lost to development. MNT Co. occurrence once attributed to this species is actually P. exilis var. aeolica. See Bulletin of the California Academy of Sciences 1:86 (1885) for original description, and University of California Publications in Botany 65:1-41 (1973) for taxonomic treatment.
Threats:
Taxonomy:
Other:
References:
Total Occurrences: 14
Element Occurrence Ranks:
A B C D X U
1 0 0 0 10 3
Occurrence Status:
Historical >20 Years 13
Recent <=20 Years 1
Presence:
Presumed Extant 4
Possibly Extirpated 4
Presumed Extirpated 6
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Marin (MRN)*, San Mateo (SMT), Santa Cruz (SCR)*
Quads: Name (Quad Code)
Big Basin (3712222)*, Castle Rock Ridge (3712221), Davenport (3712212)*, Felton (3712211)*, Laurel (3712118), Montara Mountain (3712254)*, Point Bonita (3712275)*, San Francisco North (3712274), San Francisco South (3712264)*, San Mateo (3712253)*, San Quentin (3712284)*, San Rafael (3712285)*, Santa Cruz (3612281), Soquel (3612188), 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.

Map

Presumed Extant
Counties   Quads