Bibliography

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Author Title [ Type(Desc)] Year
Filters: Author is Harper, Roland M.  [Clear All Filters]
Journal Article
Harper RM.  1914.  The coniferous forests of eastern North America. Popular Science Monthly. :338-361.
Harper RM.  1918.  The plant population of northern lower Michigan and its environment. Bulletin of the Torrey Botanical Club. 45:23-42.