Duckweed for Waste Water Treatment                 http://gaia.ageng.umn.edu/duckweed.html   What is Duckweed?                http://www.unl.edu/wglider/biofacts/duckweed.html  Lemna Duckweed System                http://www.lemna.com/dwsystem.html   Wayne P. Armstrong's Key to the Lemnaceae of Western North America                 http://www.orst.edu/dept/botany/herbarium/projects/lemn/

 
 
 

Books we found helpful in identifying species of Duckweed

 
 

Fairbrothers D E, Moul E T, et.al. Aquatic Vegetation of New Jersey.        Extension Service, College of Agriculture. Rutgers - The State University.       New Brunswick, New Jersey.     Fassett 1957 A Manual of Aquatic Plants. University of Wisconsin Press,       Madison 6, Wisconsin.

 
 
 
 
 

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