Family Bartramiaceae
- Photographic image and description of this common moss, often found in drainage ditches.
- http://www.hiddenforest.co.nz/bryophytes/mosses/familys/bartramiaceae/bartramiaceae.htm

Bartramiaceae
- Photographic images of the genera Bartramia and Philonotis.
- http://www.bioimages.org.uk/HTML/T6544.HTM

Breutelia chrysocoma
- 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/bchrysoc.htm

Bartramia stricta
- 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/bstricta.htm

Taxonomic Studies of the Bartramiaceae
- The full text of the PhD thesis of Viivi Virtanen.
- http://ethesis.helsinki.fi/julkaisut/mat/ekolo/vk/virtanen/taxonomi.pdf