AT AMAZON.COM IN THE USA:

• How To Know the Mosses & Liverworts
• Mosses and Other Bryophytes : An Illustrated Glossary.
• Moss Gardening : Including Lichens, Liverworts, and Other Miniatures
• Mosses of Eastern North America (2 Volume set)
• British Mosses and Liverworts

AT AMAZON.COM IN THE UK:

• British Mosses and Liverworts
• British Red Data Books: Mosses and Liverworts
• Handbook of Indian Mosses
• Mosses and Liverworts of Woodland
• Mosses and Other Bryophytes
• Mosses, Liverworts and Hornworts
• How to Know the Mosses and Liverworts