The lichen collection at herbarium BG consists of 95000 fully computerized specimens. About 51000 are from Norway. Important material is also from and the Arctic (Svalbard with Bjørnøya), Antarctica (Mainland Antarctica, Argentine Islands, Bouvet Island, Gough Island, Kerguelen, Prince Edward Islands, and South Orkney Islands), and North-America. The herbarium includes material collected by, e.g., N.M. Blytt, T. Engelskjøn, Th.M. Fries, G. Gaarder, J.J. Havaas, J.I. Johnsen, P.M. Jørgensen, W. Maas, N.G. Moe, J.M. Norman, D.O. Øvstedal, C. Printzen, T. Spribille, and T. Tønsberg.
Curator of lichens: Tor Tønsberg, email@example.com