Illustrated Guide to Some Hornworts, Liverworts and Mosses of Eastern Canada
Illustrated Guide to Some Hornworts, Liverworts and Mosses of Eastern Canadav. 621–205
Ireland, Robert Root and Bellolio-Trucco, G. 1987. "Illustrated Guide to Some Hornworts, Liverworts and Mosses of Eastern Canada." Syllogeus, 62 1–205.