Acanthius, a, um, adj., from Acanthus, a town in Macedonia: sal, Plin. 31, 7, 41, § 85. † acanthus, i, m., = ἄκανθος. The plant bear's-breech, bear's-foot, or brankursine: Acanthus mollis, Linn.; Verg. E. 3, 45; 4, 20; id. G. 4, 123; id. A. 1, 649; Plin. 22, 22, 34, § 76 al.

— Fem., a thorny evergreen tree of Egypt, Verg. G. 2, 119; Vell. 2, 56, 2; Plin. 24, 12, 66 sq.