Calflora
Taxon  Report   2750    
Dithyrea maritima  (Davidson) Davidson
Beach shieldpod,  Beach spectaclepod
Dithyrea maritima
© 2014 John Game
Photos from
CalPhotos / Calflora
Dithyrea maritima
© 1984 California Native Plant Society
Dithyrea maritima
© 2014 John Game
Dithyrea maritima, a dicot, is a perennial herb (rhizomatous) that is native to California, Baja California.
CNPS Rare Plant Rank: 1B.1 (rare, threatened, or endangered in CA and elsewhere).   8th Edition

It is listed by the State of California as Threatened .

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
Dithyrea maritima
© 2012 Gary A. Monroe
Family: BRASSICACEAE  
Genus: Dithyrea
Communities: Coastal Strand, Coastal Sage Scrub

Habitat: dunes, coastal

Name Status:
Accepted by ICPN + CNPS + PLANTS

Alternate Names:
PLANTS: Dithyrea californica var. maritima
More information about  Dithyrea maritima
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation

USDA PLANTS Profile (DIMA6)

Search the International Plants Names Index

Search efloras.org (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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Dec 18, 2018).