Pictorial guide to the flora of the British Isles

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Hymenophyllum tunbrigense (L.) Sm.

Tunbridge filmy-fern (Hymenophyllaceae)

 SpreadBias within British IslesDirection of bias
WidespreadSlight tendencyW
Plant Atlas 2020
BSBI Distribution Map

In Hymenophyllum tunbrigense, unlike Hymenophyllum wilsonii, the veins end just before the leaf edge, the cells are not much longer than wide

Eridge Rocks (VC14: East Sussex); 2019-03-02

 Tunbridge filmy-fern / Hymenophyllum tunbrigense: In _Hymenophyllum tunbrigense_, unlike _Hymenophyllum wilsonii_, the veins end just before the leaf edge, the cells are not much longer than wide

In Hymenophyllum tunbrigense, unlike Hymenophyllum wilsonii, the 2 flaps of each indusium have frilly edges.

Eridge Rocks (VC14: East Sussex); 2019-03-02

 Tunbridge filmy-fern / Hymenophyllum tunbrigense: In _Hymenophyllum tunbrigense_, unlike _Hymenophyllum wilsonii_, the 2 flaps of each indusium have frilly edges.

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