Species Details

Ferocactus viridescens

San Diego barrel cactus

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Photo of Ferocactus viridescens
© 2009 Robert Steers
Photo of Ferocactus viridescens
© 2021 W Juergen Schrenk
Photo of Ferocactus viridescens
© 2011 Barry Rice
Scientific Name:
Ferocactus viridescens (T. & G.) Britt. & Rose
Common Name:
San Diego barrel cactus
Family: Cactaceae
Element Code: PDCAC08060
USDA Plants Symbol: FEVI2
Synonyms/Other Names:
CA Rare Plant Rank: 2B.1
Fed List: None
State List: None
Global Rank: G3?
State Rank:
S2S3
Other Status: IUCN_LC; SB_CalBG/RSABG; SB_CRES
CRPR Changes:
Add Date: 1974-01-01
Date Edited: 2021-07-14
Lifeform: perennial stem
Blooming Period: May-Jun
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Elevation:
3 - 450 meters
10 - 1475 feet
General Habitats:
  • Chaparral
  • Coastal scrub
  • Valley and foothill grassland
  • Vernal pools
Microhabitat Details:
Microhabitat:
Notes:
Seriously threatened by urbanization, vehicles, horticultural collecting, agriculture, and non-native plants.
Threats:
Taxonomy:
Threat List Total: 17
Total EOs % of EOs
EOs with Threat Listed: 137 55 %
THREAT LIST:
Development 105 42%
ORV activity 20 8%
Grazing 19 7%
Road/trail construction/maint. 16 6%
Non-native plant impacts 10 4%
Total Occurrences: 249
Element Occurrence Ranks:
A B C D X U
9 40 20 26 12 142
Occurrence Status:
Historical >20 Years 147
Recent <=20 Years 102
Presence:
Presumed Extant 237
Possibly Extirpated 11
Presumed Extirpated 1
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), Dulzura (3211667), El Cajon (3211678), Encinitas (3311713), Escondido (3311711), Imperial Beach (3211751), Jamul Mountains (3211668), La Jolla (3211772), La Mesa (3211771), Las Pulgas Canyon (3311734), National City (3211761), Oceanside (3311724), Otay Mesa (3211658), Otay Mountain (3211657), Point Loma (3211762), Poway (3211781), Rancho Santa Fe (3311712), San Luis Rey (3311723), San Vicente Reservoir (3211688), Tecate (3211656)
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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