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Dryopteris xantholithensis
Taxonomy
Dryopteris xantholithense was named by Knowlton (1899).
It was corrected as Dryopteris xantholithensis by Knowlton (1919).
It was corrected as Dryopteris xantholithensis by Knowlton (1919).
Sister species lacking formal opinion data
Synonymy list
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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.
†Dryopteris xantholithensis Knowlton 1899
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Diagnosis
No diagnoses are available