The fern guide : Northeastern and Midland United States and adjacent Canada /
Wherry, Edgar T.
New York, N.Y. : Dover ; London : Constable,
1995, c1961.
Originally published: Garden City, N.Y. : Doubleday, 1961, in series: Doubleday nature guides series.
Includes bibliographical references and indexes.
Ferns
Ferns
Ferns