Taxon  Report   1874 
Ceratophyllum demersum  L.
Coon's tail,  Hornwort
Ceratophyllum demersum
© 2008 Neal Kramer
Click on a photo to see it bigger.
Ceratophyllum demersum
© 2012 Ron Vanderhoff
Ceratophyllum demersum
© 2012 Ron Vanderhoff
Ceratophyllum demersum, a dicot, is a perennial herb that is native to California.

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Ceratophyllum demersum
© 2008 Neal Kramer
Wetlands: Occurs in wetlands
Distribution by County 

Add an Observation of  Ceratophyllum demersum

Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Ceratophyllum apiculatum
PLANTS: Ceratophyllum demersum var. apiculatum
More information about  Ceratophyllum demersum
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on CalPhotos / Google Images

Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


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: Mar 21, 2018).

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