Taxon  Report   1026 
Azolla filiculoides  Lam.
American water fern,  mosquito fern, Mosquito fern, Pacific mosquitofern
Azolla filiculoides
© 2004 George W. Hartwell
More photos from
CalPhotos / Calflora
Azolla filiculoides
© 2014 Sierra Pacific Industries
Azolla filiculoides
© 2011 Aaron Arthur
Azolla filiculoides, a pteridophyte, is a fern that is native to California.

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

Plant Characteristics
and Associations
Azolla filiculoides
© 2008 John Dittes
Genus: Azolla
Wetlands: Occurs in wetlands
Distribution by County 

Add an Observation of  Azolla filiculoides

Name Status:
Accepted by JEF + PLANTS + JM93
More information about  Azolla filiculoides
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on CalPhotos / Google Images
Photos on

Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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:   (Accessed: Jul 16, 2018).

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