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1. Osmunda cinnamomea (Osmundaceae) in the Upper Cretaceous of western North America: Additional...

Author

Serbet, Rudolph and Rothwell, Gar W.

Subjects
*FOSSIL plants, *FOSSIL ferns, *PALEOBOTANY
Abstract

Evaluates the features of Osmunda cinnamomea from the Upper Cretaceous Horseshoe Canyon Formation in southern Alberta and other permineralized O. cinnamomea-like fossils. Fossils' conformity to the living species; Hypothesis that species longevity in homosporous pteridophytes may be far greater than commonly recognized; Example of a fossil filicalean fern.

Published
1999
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