Taxon  Report   3575    
Ferocactus viridescens  (Torr. & A. Gray) Britton & Rose
San diego barrel cactus,  San diego barrelcactus
Ferocactus viridescens
© 2005 Deborah Leonard
Photos from
CalPhotos / Calflora
Ferocactus viridescens
© 2003 Charles E. Jones
Ferocactus viridescens, a dicot, is a shrub (stem succulent) that is native to California, Baja California.
CNPS Rare Plant Rank: 2B.1 (rare, threatened, or endangered in CA; common elsewhere).   8th Edition

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations

Bloom Period
Ferocactus viridescens
© 2013 Keir Morse
Genus: Ferocactus
Communities: Chaparral, Valley Grassland, Coastal Sage Scrub, Freshwater Wetlands

Habitat: vernal-pools

Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:
PLANTS: Echinocactus viridescens
ICPN: Ferocactus viridescens var. viridescens
More information about  Ferocactus viridescens
Nursery / seed vendor availability from CNPLX
This plant is available commercially.
Landscaping information from Calscape
Photos on   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

Search (Flora of North America)

website references from Google

Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 21, 2019).