Taxon  Report   4346    
Iris douglasiana  Herb.
Douglas iris,  Douglas' iris
Iris douglasiana
© 2007 Neal Kramer
Photos from
CalPhotos / Calflora
Iris douglasiana
© 2005 Michael W. Tuma
Iris douglasiana
© 2009 John W. Wall
Iris douglasiana, a monocot, is a perennial herb that is native to California, is also found outside of California, but is confined to western North America.

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Iris douglasiana
© 2018 Mary Conway
Genus: Iris
Communities: Mixed Evergreen Forest, Coastal Prairie


Name Status:
Accepted by JEF + PLANTS

Alternate Names:
PLANTS: Iris douglasiana var. major
PLANTS: Iris douglasiana var. oregonensis
More information about  Iris douglasiana
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 23, 2019).