A fossil Dennstaedtioid fern from the Eocene Clarno formation of Oregon /

Bibliographic Details
Main Author:	Arnold, Chester A. (Chester Arthur), 1901-1977
Other Authors:	Daugherty, Lyman Harry, 1894-
Format:	Book
Language:	English
Published:	Ann Arbor : Museum of Paleontology, University of Michigan, 1964.
Series:	Contributions from the Museum of Paleontology ; v. 19, no. 6.
Subjects:	Dennstaedtiopsis aerenchymata. Paleobotany > Eocene. Paleobotany > Oregon.