Species Details

Caulanthus amplexicaulis var. barbarae

Santa Barbara jewelflower

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Scientific Name:
Caulanthus amplexicaulis Wats. var. barbarae (J.T. Howell) Munz
Common Name:
Santa Barbara jewelflower
Family: Brassicaceae
Element Code: PDBRA0M012
USDA Plants Symbol: CAAMB
Synonyms/Other Names:
CA Rare Plant Rank: 1B.1
Fed List: None
State List: None
Global Rank: G4T2
State Rank:
S2
Other Status: USFS_S
CRPR Changes:
removed from 1B.1 on 2011-07-26
Add Date: 1974-01-01
Date Edited: 2021-10-04
Lifeform: annual herb
Blooming Period: May-Jul
Elevation:
470 - 1220 meters
1540 - 4005 feet
General Habitat:
  • Closed-cone coniferous forest
  • Chaparral
  • Cismontane woodland
General Micro Habitat:
Micro Habitat:
  • Serpentinite
Notes:
Known from fewer than 5 occurrences in the San Rafael Mtns. Potentially threatened by road construction and maintenance, fire suppression, non-native plants, vehicles, mining, and grazing. Possibly threatened by foot traffic and recreational activities. Not in TJM 2. See Leaflets of Western Botany 9:223 (1962) for original description.
Threats:
Taxonomy:
Other:
Total Occurrences: 11
Element Occurrence Ranks:
A B C D X U
0 1 0 0 0 10
Occurrence Status:
Historical >20 Years 5
Recent <=20 Years 6
Presence:
Presumed Extant 11
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Santa Barbara (SBA)
Quads: Name (Quad Code)
Bald Mountain (3411978), Figueroa Mtn. (3411968), Los Olivos (3412061), Zaca Lake (3412071)
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