Geobotany : proceedings of the Geobotany Conference held at Bowling Green State University, Bowling Green, Ohio, February 21, 1976 - Geobotany Conference (1976 : Bowling Green State University); Romans, Robert C. (New York : Plenum Press, 1977)
Includes bibliographical references and index
Keywords: Paleobotany -- North America -- Congresses; Botany -- North America -- Congresses; Phytogeography -- North America -- Congresses