Species Details

Ceanothus impressus var. impressus

Santa Barbara ceanothus

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Scientific Name:
Ceanothus impressus Trel. var. impressus
Common Name:
Santa Barbara ceanothus
Family: Rhamnaceae
Element Code: PDRHA040L1
USDA Plants Symbol: CEIMI
Synonyms/Other Names:
CA Rare Plant Rank: 1B.2
Fed List: None
State List: None
Global Rank: G3T3
State Rank:
S3
Other Status:
CRPR Changes:
changed from CBR to 1B.2 on 2019-05-15
Considered But Rejected on 2006-01-10
Add Date: 2006-01-10
Date Edited: 2021-10-08
Lifeform: perennial shrub
Blooming Period: Feb-Apr
Elevation:
40 - 470 meters
130 - 1540 feet
General Habitat:
  • Chaparral
General Micro Habitat:
Micro Habitat:
  • Sandy
Notes:

Possibly threatened by development, non-native plants, and road and trail construction and maintenance. See Proceedings of the California Academy of Sciences, Series 2 1(8):112 (1888) for original description and Ceanothus pp. 219-220 (1942) by H. McMinn for revised nomenclature.

Threats:
Taxonomy:
Other:
Total Occurrences: 37
Element Occurrence Ranks:
A B C D X U
0 0 1 1 0 35
Occurrence Status:
Historical >20 Years 24
Recent <=20 Years 13
Presence:
Presumed Extant 37
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)
Casmalia (3412075), Guadalupe (3412085), Lompoc (3412064), Los Alamos (3412063), Point Arguello (3412056), Point Sal (3412086), Surf (3412065), Tranquillon Mtn. (3412055)
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