Title
A manual of the genus Usnea, as represented in North and Middle America north of the 15th parallel
By
Howe, Reginald Heber, Jr. 1875-1932
Original Publication
Bulletin of the Torrey Botanical Club
Published by
New York, Torrey Botanical Club, 1870-1996
Identifiers
BioStor:
https://biostor.org/reference/237369
Rights Status
Public domain. The BHL considers that this work is no longer under copyright protection.
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