Ophioglossum flexuosum Linnaeus, Species Plantarum 2: 1063. 1753.

"Habitat in India." RCN: 7746.

Lectotype (Alston & Holttum in Reinwardtia 5: 15. 1959): Herb. Hermann 1: 32, No. 375 (BM-000621342) .

Current name: Lygodium flexuosum (L.) Sw. ( Schizaeaceae).