Taxonomic Filter: Unresolved Central Taxonomic ThesaurusASU Taxonomic ThesaurusITIS Thesaurus

Taxa Count: 9

CYSTOPTERIDACEAE

Cystopteris fragilis × tenuis

DRYOPTERIDACEAE

Cystopteris fragilis x tenuis

WOODSIACEAE

Cystopteris fragilis?

Family Not Defined

Cystopteris fragilis x tenuis