Botanical studies in the Lake Hazen region, northern Ellesmere Island, Northwest Territories, CanadaJames H. Soper · First published 1985Open the Tome
Alf Erling Porsild, M.B.E., F.R.S.C. (1901-1977)James H. Soper, William J. Cody · First published 1978Open the Tome
Mount Revelstoke National ParkJames H. Soper, Adam E. Szczawinski · First published 1976Open the Tome
Some genera of restricted range in the Carolinian flora of CanadaJames H. Soper · First published 1962Open the Tome
Some Families of Restricted Range in the Carolinian Flora of CanadaJames H. Soper · First published 1956Open the Tome
