Polypodiales


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Polypodiales

[‚päl·i‚päd·ē′ā·lēz]
(botany)
The true ferns; the largest order of modern ferns, distinguished by being leptosporangiate and by having small sporangia with a definite number of spores.
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References in periodicals archive ?
Phylogenetic studies in the Polypodiales (Pteridophyta) with an emphasis on the family Blechnaceae.
Members of Ophioglossales and Polypodiales belong to the division Polypodiophyta and are often called "true ferns.
We used 66 species of leptosporangiate ferns belonging to the Polypodiales (Smith et al.