A monograph of the Usneaceae of the United States and Canada
By: by R. Heber Howe, Jr
Series: Memoir of the Thoreau Museum of Natural History
Publisher: Thoreau Museum of Natural History
Published: 1914
Place of publication: Concord, Mass
Language: eng
Number of pages: 36
Subjects: Lichens; Usneaceae
Notes: Cover title.

Includes bibliographical footnotes.