The flora of the New Albany shale /Author: Read, Charles Brian,
Publisher: Washington : Govt. print. off.,
Date: 1936-7 This title can be found in 1 Iowa libraries.
Observations on fossil plants from the Devonian of eastern North America /Author: Arnold, Chester A.
Publisher: Ann Arbor : University of Michigan Press,
Date: [1936-1952] This title can be found in 1 Iowa libraries.
On seedlike structures associated with Archaeopteris : from the Upper Devonian of northern Pennsylvania /Author: Arnold, Chester A.
Publisher: Ann Arbor : University of Michigan Press,
Date: [1935] This title can be found in 1 Iowa libraries.
Devonian floras; a study of the origin of Cormophyta,Author: Arber, E. A. Newell
Publisher: Cambridge, The University press,
Date: 1921. This title can be found in 1 Iowa libraries.
Die oberdevonische flora des Ellesmere-Landes : (Mit 7 tafeln und 4 figuren im texte).Author: Nathorst, A. G.
Publisher: Kristiania : Pub. by Videnskabs-selskabet i Kristiania,
Date: 1904. This title can be found in 1 Iowa libraries.
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