Anthoceros patagonicus subsp. gremmenii J.C.Villarreal, J.J.Engel et Váňa,

Mem. New York Bot. Gard. 105: 32, 2013 (see Váňa & Engel 2013).

TYPE: “ Tristan da Cunha: Volcano, W top of new volcano, 1600 m, 22 Dec 2007, Gremmen T07-1097 (herb. Váňa! holotype)” . NOTE: This name also creates the autonym .