Cobb, Boughton

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A field guide to ferns and their related families : northeastern and central North America

2005
Presents a comprehensive field guide to the ferns of northeastern and central North America, and contains color photographs and full-page line drawings.

A field guide to the ferns and their related families of Northeastern and central North America

with a section on species also found in the British Isles and Western Europe
1963
A guide to identifying North American ferns.

A field guide to the ferns and their related families of northeastern and central North America

with a section on species also found in the British Isles and western Europe
1984
Describes and illustrates over five hundred species of northeastern and central North American ferns.
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