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Snapshots of the taxonomy

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As classified in WFO snapshot

December 2023

Warning: older classification

form

Cystopteris fragilis f. cristata (Hopkins) Weath.

This form name was first published in Amer. Fern J. 26: 13. 1936 Link to external nomenclature reference

This form name has been reclassified since this snapshot. Its current preferred usage is a synonym .