A new fertile schizaeaceous fern from middle Pennsylvanian Iowa coal balls.

A new fertile schizaeaceous fern from middle Pennsylvanian Iowa coal balls.

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Dades bibliogràfiques
Autors principals: Baxendale, R. William, Baxter, Robert W.
Autor corporatiu: Kansas University
Format: Llibre
Idioma:English
Publicat: Kansas University of Kansas 1977.