Reference:Peterson1979a


Verbatim text: Peterson, W. L. 1979. A Revision of the Genera Dicranum and Orthodicranum (Musci) in North America North of Mexico. Ph.D. thesis. University of Alberta.
Author: Peterson, W.L.
Year: 1979
Title: A Revision of the Genera Dicranum and Orthodicranum (Musci) in North America North of Mexico

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