Species Details

Pentachaeta exilis ssp. aeolica

San Benito pentachaeta

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Scientific Name:
Pentachaeta exilis (Gray) Gray ssp. aeolica Van Horn & Ornduff
Common Name:
San Benito pentachaeta
Family: Asteraceae
Element Code: PDAST6X041
USDA Plants Symbol: PEEXA
Synonyms/Other Names:
Lifeform: annual herb
Blooming Period: Mar-May
Elevation:
480 - 855 meters
1575 - 2805 feet
General Habitat:
  • Cismontane woodland
  • Valley and foothill grassland
General Micro Habitat:
Micro Habitat:
Notes:
Threatened by vehicles and grazing. Potentially threatened by foot traffic. Possibly threatened by non-native plants. See University of California Publications in Botany 65:1-41 (1973) for taxonomic treatment.
Threats:
Taxonomy:
Other:
References:
Total Occurrences: 16
Element Occurrence Ranks:
A B C D X U
2 4 0 0 0 10
Occurrence Status:
Historical >20 Years 5
Recent <=20 Years 11
Presence:
Presumed Extant 16
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Monterey (MNT), San Benito (SBT), Santa Clara (SCL)
Quads: Name (Quad Code)
Alder Peak (3512183), Bear Canyon (3612113), Big Sur (3612137), Cone Peak (3612114), Eylar Mtn. (3712145), Hepsedam Peak (3612037), Isabel Valley (3712135), Jolon (3512182), Mt. Boardman (3712144), Mt. Stakes (3712134), San Benito Mtn. (3612036)
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