Reference Entry


Edited by Robert Hine

in A Dictionary of Biology

Eighth edition

Published in print April 2019 | ISBN: 9780198821489
Published online April 2019 | e-ISBN: 9780191860812

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In traditional classification systems, a division of the plant kingdom that included ferns, horsetails, and clubmosses, i.e. the non-seed-bearing tracheophytes. In the light of recent molecular genetic evidence, this is no longer recognized (...

Reference Entry.  38 words. 

Subjects: Biological Sciences

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