Elodea canadensis
This image is not copyrighted and may be freely used for any purpose.
Photo by Robert H. Mohlenbrock @
USDA-NRCS Plants Database. 1995. Northeast wetland flora: Field office guide to plant species. Northeast National Technical Center, Chester, PA.
This image is not copyrighted and may be freely used for any purpose. Photo by Robert H. Mohlenbrock @ [http://plants.usda.gov/cgi_bin/topics.cgi?earl=plant_profile.cgi&symbol=LEPID USDA-NRCS PLANTS Database / USDA NRCS]. 1995. Northeast wetland flora: F
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