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Pteridologia is the occasional monograph series of the American Fern Society. It publishes longer works on a broad range of topics concerning ferns and fern-allies. Each issue is a separate number of 64 pages or more, independently paginated, and carrying an independent ISBN number.

Prices shown in the list below are per copy and do not include postage and handling. Members in good standing of the American Fern Society receive a 10% discount from the list prices. Orders may be placed through our authorized agent for sales at: Missouri Botanical Garden Press, P.O. Box 299, St. Louis, MO 63166-0299 U.S.S.; tel. 314-577-9534 or 877-271-1930 (toll free); online at

Book dealers receive a 40% discount. For information and orders, please contact: American Fern Society, attention:  George Yatskievych, Missouri Botanical Garden, P.O. Box. 299 , St. Louis, MO 63166-0299 U.S.A.; tel. 314-577-9522; e-mail George.Yatskievych@mobot .org.

The following volumes are currently available for purchase:

Pteridologia 4: Hirai, Regina Y., and Jefferson Prado. 2012. Monograph of Moranopteris (Polypodiaceae). 113 pp. $28.00. ISBN 978-0-615-72712-7.

Pteridologia 3: Lellinger, David B. 2002. A Modern Multilingual Glossary for Taxonomic Pteridology. 263pp. $28.00. ISBN 0-933500-02-5.

Pteridologia 2A: Lellinger, David B. 1989. The Ferns and Fern-allies of Costa Rica, Panama, and the Chocó (Part 1: Psilotaceae through Dicksoniaceae). 364pp. $32.00. ISBN 0-933500-01-7.

Pteridologia 1: Wagner, David H. 1979. Systematics of Polystichum in Western North America North of Mexico. 64pp. ISBN 0-933500-00-9. $10.00. ISBN 0-933500-01-7.

Authors are encouraged to submit longer manuscripts pertinent to pteridology for publication in the Pteridologia. Manuscripts should be sent to the editor: Dr. R. James Hickey, Botany Department, Miami University, Oxford, OH 45056; e-mail: