Polypodium spinosum Linnaeus, Species Plantarum 2: 1092. 1753.

"Habitat in America meridionali." RCN: 7911.

Type not designated.

Original material: Herb. Linn. No. 1251.57 (LINN); [icon] in Plumier, Traité Foug. Amér .: 4, t. 3. 1705; [icon] in Petiver, Pterigraphia Amer.: 42, t. 4, f. 1. 1712; [icon] in Plumier, Descr. Pl. Amér .: 3, t. 3. 1693.

Current name: Pteris spinosa (L.) Desv. ( Pteridaceae).