Links to genera Ferns and Horsetails (Monilophytes) Clubmosses and Quillworts (Lycophytes)
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| Asplenium ruta-muraria • Wall Rue
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| Asplenium ruta-muraria L.; Wall Rue
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| Single frond. Oxford, June |
 | Close-up of fronds, Cumbria, early July |
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| Individual fronds, underside showing sori: partially developed on left; spores shed on right. Oxford, April |
 | Single frond, underside showing sori (spores shed), Oxford, April |
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| Plants on a brick wall, Oxford, June |
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Plants in natural environment, limestone pavement, Cumbria, early July |
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| Plants in natural environment, limestone pavement, Cumbria, early July |
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