A new species of the tortricid genus Bactra, Bactra suedana sp. n., is described and compared with other species in the genus, and keys based on the male and female genitalia are given. The adult and the genitalia are figured for all species in northern Europe, namely B. robustana (Christoph, 1872), B. lancealana (Hübner, 1799), B. lacteana Caradja, 1916, R suedana sp. n., and B. furfurana (Haworth, 1811). B. suedana is found in moist habitats together with other species of Bactra and is reported from the provinces of SkÅne and Öland in Sweden and from NEZ and LFM in Denmark.