The ferns and fern allies of Wisconsin
By: by R. M. Tryon, jr., N. C. Fassett, D. W. Dunlop [and] M. E. Diemer.
Contributors: Fassett, Norman C. 1900-1954.
Publisher: Dept. of botany, University of Wisconsin
Published: 1940
Place of publication: [Madison]
Language: eng
Number of pages: 158
Subjects: Pteridophyta.; Ferns -- Wisconsin.
Notes: "References": p. 151.