Identifies over five hundred species.

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

This beautifully illustrated guide identifies nearly 300 common plants in Indiana's most prominent ecosystem—the Eastern Deciduous Forest. For ease of identif

The only comprehensive photographic guide to the ferns, clubmosses, quillworts and horsetails of Britain This is a comprehensive, lavishly illustrated and user-