Hymenoscyphus leucopus
(Mont.) Dennis
LPS 37754. Place of collection: Argentina; Tierra del Fuego; Ushuaia; Isla de los Estados; Puerto Cook. Date of collection: 25 November 1967. Associated organism: Berberis ilicifolia (leaf). Collector: Gamundí de Amos, I.J.. Identifier: Gamundí de Amos, I.J..