The fern guide
Subtitle: Northeastern and Midland United States and adjacent Canada
By: Edgar T. Wherry ; illustrated by James C.W. Chen.
Publisher: Dover Publications
Published: 1995
Place of publication: New York
Language: eng
Number of pages: 318
Subjects: Ferns -- Northeastern States -- Identification.; Ferns -- Middle West -- Identification.; Ferns -- Canada, Eastern -- Identification.
Notes: Includes bibliographical references (p. 35) and indexes.
Originally published: Garden City, N.Y. : Doubleday, 1961, in series: Doubleday nature guides series ; 9.