A Field Guide to Ferns and Their Related Families Northeastern and Central North America With a Section on Species Also Found in British Isle and Western Europe (The Peterson Field Guide Series)

281 pp. Black-and-white illustrations by Laura Louise Foster throughout. "More than 500 species of northeastern and central North American ferns are described and illustrated, with helpful details such as color, leaf shapes, measurements, and root forms. An illustrated key aids in quick identification."