Polypodium regium Linnaeus, Species Plantarum 2: 1091. 1753.

"Habitat in Gallia." RCN: 7907.

Type not designated.

Original material: Herb. Clifford: 475, Polypodium 9 (BM) ; Magnol, Herb. Linn. No. 1251.52 (LINN); [icon] in Vaillant, Bot. Paris .: 52, t. 9, f. 1. 1727.

Current name: Cystopteris fragilis (L.) Bernh. ( Polypodiaceae).

Note: See discussion by Fuchs-Eckhart (in Feddes Repert. 90: 531. 1979).