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Filters: First Letter Of Title is P and Author is Voss, Edward G. [Clear All Filters]
A purple color form of Pitcher's thistle. Contributions from the University of Michigan Herbarium. 23:349-350.. 2001.
A pyralid moth (Lepidoptera) as pollinator of blunt-leaf orchid. Great Lakes Entomologist. 16:57-60.. 1983.
A preliminary report on the distribution of gymnosperms in Michigan. Michigan Botanist. 7:121-128.. 1968.