Mushrooms of Western North America / Robert T. Orr and Dorothy B. Orr ; drawings by Jacqueline Schonewald and Paul Vergeer, col. ill. by the authors. --

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Bibliographic Details
Main Author:	Orr, Robert T. (Robert Thomas), 1908-1994
Other Authors:	Orr, Dorothy B.
Format:	Book
Language:	English
Published:	Berkeley : University of California Press, ©1979.
Series:	California natural history guides ; 42.
Subjects:	Mushrooms > West (U.S.) > Identification. Mushrooms > Canada > Identification.

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