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Polytrichales - http://home.manhattan.edu/~frances.cardillo/plants/nonvas/poly.html
A description of the order. |
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Polytrichum ohioense - http://vis-pc.plantbio.ohiou.edu/moss/Polytrichum.html
Photographs of the gametophyte and a microscopic image of a leaf tip and capsule. |
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Polytrichum commune - http://home.clara.net/adhale/bryos/pcommune.htm
A description of the habitat in which this species grows in Wales, along with a photograph of the gametophyte. |
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Family Polytrichaceae - http://www.hiddenforest.co.nz/bryophytes/mosses/familys/polytrichaceae/polytrichaceae.htm
Photographic images of several genera, including Dawsonia superba, the world’s tallest moss. |
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Genus Polytrichum (Haircaps) - http://www.perspective.com/nature/plantae/polytrichum.html
Photographic images of this easily identified moss. |