Links to genera
Ferns and Horsetails (Monilophytes)
Clubmosses and Quillworts (Lycophytes)
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| Asplenium ceterach • Rustyback Fern
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| Asplenium ceterach L.; Ceterach officinarum Willd.; Rustyback Fern
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| Individual fronds, Oxfordshire, May. On left is old frond from previous year; on right is young frond from current year |
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Individual fronds, Oxfordshire, May. On left is old frond from previous year with dehisced sporangia; on right is young frond from current year with unripe sporangia |
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| Detail of frond, upper surface, previous year's growth. Oxfordshire, May |
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Detail of frond, lower surface, previous year's growth, showing dehisced sporangia. Oxfordshire, May |
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| Plants on mortared limestone wall, Oxfordshire, May |
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Plants on mortared limestone wall, Oxfordshire, May. Note the current year's fronds unfurling in the centre of the previous year's fronds. |
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| Plants on mortared limestone wall, Oxfordshire, May |
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Plants on mortared limestone wall, Oxfordshire, May |
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| Plants showing effect of drought, Oxfordshire, July. They are still alive and will turn green again after rain. |
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Another plant on the same wall. |
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