Taxon  Report   4358    
Iris pseudacorus  L.
Horticultural iris,  Paleyellow iris, Water iris
Iris pseudacorus
© 2001 Nick Kurzenko
Photos from
CalPhotos / Calflora
Iris pseudacorus
© 2016 Keir Morse
Iris pseudacorus
© 2014 Dr. Amadej Trnkoczy
Iris pseudacorus, a monocot, is a perennial herb that is not native to California; it was introduced from elsewhere and naturalized in the wild. Cal-IPC rating: Limited

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
Iris pseudacorus
© 2004 Nick Kurzenko
Genus: Iris
Communities: agricultural weed, wetland-riparian


Wetlands: Occurs in wetlands

Habitat: disturbed

Name Status:
Accepted by JEF + PLANTS

More information about  Iris pseudacorus
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 17, 2019).