Mass Occurrences of the Fern, Ophioglossum vulgatum, in the Ottawa District, Ontario
Greenwood, Edward Warren 1918-2002
Article
1967
The Canadian field-naturalist
81
Issue: 3
186--188
New York Botanical Garden, LuEsther T. Mertz Library
English
Ottawa Ottawa Field-Naturalists' Club
DOI: https://doi.org/10.5962/p.342767
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