Wooly Fringe Moss: Racomitrium lanuginosum
- Photograph of this species.
- http://www.clear-mind-photos.com/mosses/woolly_fringe_moss_070706.htm

Family Grimmiaceae
- Photographic images of Racomitrium lanuginosum.
- http://www.hiddenforest.co.nz/bryophytes/mosses/familys/grimmiaceae/grimmiaceae.htm#lanuginosum

Grimmia pulvinata
- A JPEG image.
- http://www.naturenotes.org/archivo/Botany/Grimmia_sp.jpg

Racomitrium lanuginosum
- A description of the habitat in which this species grows in Wales, along with a photograph of the gametophyte.
- http://home.clara.net/adhale/bryos/rlanug.htm

Coscinodon cribrosus
- A description of the habitat in which this species grows in Wales, along with a photograph of the gametophyte.
- http://home.clara.net/adhale/bryos/ccribros.htm