Kuhlmann, J. & Wagner, H.-G. 2017. Thelocarpon magnussonii on La Palma, Canary Islands — first record for the Macaronesian archipelago. — Herzogia 30: 313–316.
For the first time, Thelocarpon magnussonii is recorded from the island of La Palma, Macaronesian archipelago. The collection is described in detail and compared to literature sources.