Checklist of plants of the Ottawa District Canada. Botany and Plant Pathology Division. creator Gillett, John M. (John Montague), 1918-2014 contributor text book Ottawa 1958 1958
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ENG Botany Ontario Québec (Province) QK201 .C36 1958 https://www.biodiversitylibrary.org/bibliography/51467 6143437 60028685 10.5962/bhl.title.51467 DLC