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Filices
Taxonomy
Filices is an unranked clade.
It was assigned to Pteridophyta by Knowlton (1919); and to Tracheophyta by Ogilvie Gordon (1927).
It was assigned to Pteridophyta by Knowlton (1919); and to Tracheophyta by Ogilvie Gordon (1927).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1919 | Filices Knowlton |
| 1927 | Filices Ogilvie Gordon |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Diagnosis
No diagnoses are available