Download or read book Atlas Des Plantes Vasculaires Rares de L'Ontario written by George W. Argus and published by Botany Division, National Museum of Natural Sciences = Division de la botanique, Musée national des sciences naturelles. This book was released on 1982 with total page 450 pages. Available in PDF, EPUB and Kindle. Book excerpt: The main purpose of the atlas is to present accurate information on the distribution of rare vascular plants in Ontario to assist with the identification of environmentally sensitive areas and in conservation planning. This atlas, which maps and updates information published in 1977, will be supplemented by fascicles, each covering families or groups of genera.