Pictorial guide to the flora of the British Isles

Acorus calamus L.

sweet flag (Acoraceae)

SpreadBias within British IslesDirection of bias
WidespreadModerate 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