International Association of Lichenology

North American Lichen Literature

Lichen Portrait Gallery

Into the World of Lichens

USGS Lichen/Moss Fact Sheet

American Bryological and Lichenological Society 

Bryophyte Flora of North America Web Page

Bryophytes of Illinois Poster (from University of Southern Illinois)

Special Bryophyte Issue of "Fremontia" (Journal of the CA Native Plant Society)

Guide to North American Moss Genera

Missouri Botanical Garden Bryology Page

Ohio University Bryophyte Page

International Association of Bryologists
  
Janice Clime's "Bryophyte Ecology" Online text

Andrew's Moss Site

E-Flora of British Columbia Bryophytes Page