Books By Petersen, R. H.

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1.		Ramaria, Subgenus Lentoramaria, with Emphasis on North American Taxa Author: Petersen, R. H. ISBN: 978-3-7682-0961-8 Book Format: Hardback List Price: USD $30.00 Publisher: Lubrecht & Cramer, Limited Publication Date: Oct 1975 Quantity Note

2.		A Monograph of Ramaria Subgenus Echinoramaria Author: Petersen, R. H. ISBN: 978-3-7682-1290-8 Book Format: Hardback List Price: USD $48.00 Publisher: Lubrecht & Cramer, Limited Publication Date: Oct 1981 Quantity Note