Acanthus spinosus Linnaeus, Species Plantarum 2: 639. 1753.

"Habitat in Italiae humentibus." RCN: 4647.

Type not designated.

Original material: Herb. Burser XXI: 48 (UPS); Herb. Clifford: 327, Acanthus 2 (BM) ; [icon] in Dodoëns, Stirp. Hist. Pempt., ed. 2: 719. 1616.

Current name: Acanthus spinosus L. ( Acanthaceae).