Calflora
Taxon  Report   10786    
Azolla microphylla  Kaulf.
Mexican mosquito fern
Azolla microphylla
© 2016 Ryan Batten
Photos from
CalPhotos / Calflora
Azolla microphylla
© 2018 joaquin hale
Azolla microphylla
© 2013 Trent M. Draper
Azolla microphylla, a pteridophyte, is a fern that is native to California, is also found elsewhere in North America and beyond, (questionable).
also called Azolla mexicana
CNPS Rare Plant Rank: 4.2 (limited distribution).   8th Edition

Interactive Distribution Map


Observation Hotline
(observation details + photos)



point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations



Bloom Period
Azolla microphylla
© 2016 Ryan Batten
Communities: Freshwater Wetlands, wetland-riparian

Wetlands: Occurs in wetlands

Habitat: freshwater-marsh

Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:
ICPN + CNPS + PLANTS: Azolla mexicana
More information about  Azolla microphylla
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

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: http://www.calflora.org/   (Accessed: Oct 21, 2018).

The information on this page comes from diverse sources. None of the links are sponsored.