homotypic synonyms:
Polypodium vulgare var. virginianum (L.) Eaton; Polypodium vulgare subsp. virginianum (L.) Hultén; Polypodium vulgare var. cambricum (L.) Willd.; Polypodium vulgare L.;

protologue: : ()
URL protologue: https://archive.org/stream/#page//mode/2up

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