Nothofagus pumilio
(Poepp. & Endl.) Krasser
LPS 45131. Place of collection: Argentina; Tierra del Fuego; Ushuaia; Tierra Mayor. Date of collection: 21 March 1973. Associated organism: Rutstroemia megalospora. Collector: Gamundí de Amos, I.J.; Giaiotti, A.L..