Links to genera Ferns and Horsetails (Monilophytes) Clubmosses and Quillworts (Lycophytes)
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Isoetes histrix • Land Quillwort
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Isoetes histrix Bory; Land Quillwort
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Cornwall, March. With 5p coin for scale. |
![](../../fernimages/fern_photographs/isoetes/histrix/histrixMS01sm.jpg) | Cornwall, March. With 1p coin for scale. |
![](../../fernimages/fern_photographs/isoetes/histrix/histrixMS02sm.jpg) |
Cornwall, late March |
![](../../fernimages/fern_photographs/isoetes/histrix/histrix04sm.jpg) | Cornwall, late March |
![](../../fernimages/fern_photographs/isoetes/histrix/histrix09sm.jpg) |
The leaves have stomata arranged in two rows, a good way of distinguishing it from similar nearby plants. Cornwall, late March |
![](../../fernimages/fern_photographs/isoetes/histrix/histrix07asm.jpg) |
Microscope view of leaf showing the two rows of stomata. Cornwall, late March |
![](../../fernimages/fern_photographs/isoetes/histrix/histrix10sm.jpg) |
Cornwall, late March |
![](../../fernimages/fern_photographs/isoetes/histrix/histrix02sm.jpg) | Cornwall, late March. With Thrift (Armeria maritima) above left, and Spring Squill (Scilla verna) above right |
![](../../fernimages/fern_photographs/isoetes/histrix/histrix03sm.jpg) |
Cornwall, late March |
![](../../fernimages/fern_photographs/isoetes/histrix/histrix05sm.jpg) | Cornwall, late March |
![](../../fernimages/fern_photographs/isoetes/histrix/histrix06sm.jpg) |
Cornwall, late March |
![](../../fernimages/fern_photographs/isoetes/histrix/histrix07sm.jpg) | A mass of small rosette-forming plants including Spring Squill (Scilla verna), Thrift (Armeria maritima), Sedges (Carex sp.), and Isoetes Histrix (towards centre of photograph) on the Lizard peninsula, Cornwall, late March |
![](../../fernimages/fern_photographs/isoetes/histrix/histrix08sm.jpg) |
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