5 books
The Progress of Science
Researches on Fungi Volume 2; An Account of the Production, Liberation, and Despersion of the Spores of Hymenomycetes
Researches on Fungi
Essays on Wheat; Including the Discovery and Introduction of Marquis Wheat, the Early History of Wheat-Growing in Manitoba, Wheat in Western Canada, the Origin of Red Bobs and Kitchener, and the Wild Wheat of Palestine
Essays on Wheat