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seed fern

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seed fern

[′sēd ‚fərn]
(paleobotany)
The common name for the extinct plants classified as Pteridospermae, characterized by naked seeds borne on large, fernlike fronds.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive
Cuticles of Karinopteris beneckei (Potonie ex Huth) Boersma emend., a mariopterid seed fern from the Upper Carboniferous of Lower Silesia (Poland), Mitt.
Trichomes of the seed fern Blanzyopteris praedentata: Implications for plant-insect interactions in the Late Carboniferous.
A climbing late Palaeozoic seed fern with adhesive tendrils: An early finding of shock-absorbing anchoring structures in fossil climbing plants.
The large number of seed ferns that possess climber hooks indicates that this scrambling/climbing strategy was effective.
How Paleozoic vines and lianas got off the ground: on scrambling and climbing Carboniferous--early Permian pteridosperms
This septation hypothesis is further extended to include all pteridosperms, thus providing a basic evolutionary difference between the seed ferns and other groups.
The telome theory
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