Species Details

Adolphia californica

California adolphia

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Photo of Adolphia californica
© 2007 Andrew Borcher
Photo of Adolphia californica
© 2013 Keir Morse
Photo of Adolphia californica
© 2013 Keir Morse
Scientific Name:
Adolphia californica Wats.
Common Name:
California adolphia
Family: Rhamnaceae
Element Code: PDRHA01010
USDA Plants Symbol: ADCA2
Synonyms/Other Names:
CA Rare Plant Rank: 2B.1
Fed List: None
State List: None
Global Rank: G3
State Rank:
S2
Other Status: SB_CalBG/RSABG; SB_CRES
CRPR Changes:
changed from 2.1 to 2B.1 on 2013-06-12
Add Date: 1974-01-01
Date Edited: 2022-01-05
Lifeform: perennial deciduous shrub
Blooming Period: Dec-May
JFMAMJJASOND
Elevation:
10 - 740 meters
35 - 2430 feet
General Habitats:
  • Chaparral
  • Coastal scrub
  • Valley and foothill grassland
Microhabitat Details:
Microhabitat:
  • Clay
Notes:
Threatened by urbanization, road construction, non-native plants, development and grazing.
Threats:
Taxonomy:
Threat List Total: 10
Total EOs % of EOs
EOs with Threat Listed: 77 57 %
THREAT LIST:
Development 67 49%
Road/trail construction/maint. 19 13%
Non-native plant impacts 6 4%
Wood cutting or brush clearing 6 4%
Other 5 3%
Total Occurrences: 136
Element Occurrence Ranks:
A B C D X U
0 21 7 2 10 96
Occurrence Status:
Historical >20 Years 58
Recent <=20 Years 78
Presence:
Presumed Extant 126
Possibly Extirpated 6
Presumed Extirpated 4
California Endemic:
California Island:
States: Name (Code)
Baja California (BA), California (CA)
California Counties and Islands: Name (Code)
San Diego (SDG)
Quads: Name (Quad Code)
Del Mar (3211782), Encinitas (3311713), Escondido (3311711), Imperial Beach (3211751), Jamul Mountains (3211668), La Jolla (3211772), La Mesa (3211771), National City (3211761), Otay Mesa (3211658), Point Loma (3211762), Poway (3211781), Rancho Santa Fe (3311712), San Luis Rey (3311723), San Marcos (3311722), San Vicente Reservoir (3211688)
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
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