Pictorial guide to the flora of the British Isles

Elodea canadensis Michx.

Canadian waterweed (Hydrocharitaceae)

SpreadBias within British IslesDirection of bias
Very widespreadNegligible tendencySE

All images copyright © Christopher J. Dixon unless otherwise indicated.

L-R: Bidens tripartita, Melilotus officinalis, Mimulus guttatus, Thalictrum flavum, Ranunculus peltatus, Anchusa arvensis, Malva alcea, Lolium perenne