“The Enthusiasts Guide to the Liverworts and Hornworts of Ontario”by Linda M. Ley and Joan M. Crowe.Lakehead University Thunder Bay, Ontario 1999.ISBN No. 0-88663-027-4Price within Canada : $ 15.00 (shipping includedPrice for U.S.A. : $ 10.00 (U.S. funds, shipping included)Payment by cheque preferred, made out to “Lakehead University”
“Checklist of Vascular Plants of Thunder Bay District”The latest revision by Thunder Bay Field Naturalists;.Copies available for $ 10.00 from the club, or $14 if mailed. See the link above.
“Flora of the North Shore of Lake Superior (Vascular Plants of the Ontario Portion of the Lake Superior Drainage Basin)”by James H. Soper, Claude E. Garton and David R. Given SyllogeusNo. 63, National Museum of Canada, Ottawa 1989
Joan Hebden, an active member of Thunder Bay Field Naturalists club wrote a nice tribute to Claude Garton, published in Canadian Field Naturalist. It can be found here.