Nothofagus betuloides
(Mirb.) Oerst
LPS 45086. Place of collection: Argentina; Tierra del Fuego; Ushuaia; Ensenada. Date of collection: 22 March 1975. Associated organism: Cyathicula chlorosplenioides. Collector: Gamundí de Amos, I.J.; Giaiotti, A.L..