Polypodium trifurcatum Linnaeus, Species Plantarum 2: 1084. 1753.

"Habitat in America meridionali." RCN: 7859.

Lectotype (Morton in Contr. U. S. Natl. Herb. 38: 100. 1967): [icon] "Lingua Cervina sinuosa in summitate trisulca" in Plumier, Traité Foug. Amér .: 120, t. 138. 1705.

Current name: Grammitis trifurcata (L.) Copel. ( Grammitidaceae).