Calflora
Taxon  Report   13428    
Diplacus douglasii  (Benth.) G.L. Nesom
Purple mouse ears
Diplacus douglasii
© 2018 Rick Wachs
Photos from
CalPhotos / Calflora
Diplacus douglasii
© 2009 Keir Morse
Diplacus douglasii
© 2009 Keir Morse
Diplacus douglasii, a dicot, is an annual herb that is native to California, is also found outside of California, but is confined to western North America.
also called Mimulus douglasii

Interactive Distribution Map


Observation Hotline
(observation details)



point, line, or polygon

Plant Characteristics
and Associations


Bloom Period
Diplacus douglasii
© 2017 John Rawlings
Family: PHRYMACEAE  
Genus: Diplacus
Communities: Chaparral, Foothill Woodland, wetland-riparian

Wetlands: Occurs usually in wetlands, occasionally in non wetlands

Serpentine affinity: 2.7; (strong indicator)

Name Status:
Accepted by ICPN

 Alternate Names:
ICPN: Mimulus douglasii
More information about  Diplacus douglasii
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on Google Images

Records from the Consortium of California Herbaria

USDA PLANTS Profile (MIDO2)

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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Jan 16, 2019).