Pictorial guide to the flora of the British Isles

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Isoetes lacustris L.

quillwort (Isoetaceae)

 SpreadBias within British IslesDirection of bias
WidespreadVery strong tendencyN
Plant Atlas 2020
BSBI Distribution Map

Isoetes lacustris, like Littorella uniflora and Subularia aquatica, grows under water and has simple tapering leaves.

Bargatton Loch (VC73: Kirkcudbrightshire); 2016-07-06

 quillwort / Isoetes lacustris: _Isoetes lacustris_, like _Littorella uniflora_ and _Subularia aquatica_, grows under water and has simple tapering leaves.

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