Publisher:
Ottawa, Canada Department of Agriculture: 1956
94 pp, 8vo (8 1/8" H) - dark green cloth with gold lettering on front board. B&w photographs, maps, diagram. "The ferns of the Ottawa District have been under study for over 75 years. Several lists of species found in the District have been prepared but no flora with keys and descriptions has ever been published. An attempt is made here to bring together the known information on the ferns of this region and to provide a means by which interested persons maybe come familiar with them. For the purposes of this manual the Ottawa District is defined as the circular area surrounding the Cit...
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