Underwoodia singeri Gamundí & E. Horak

ZT 74/207. Place of collection: Argentina; Tierra del Fuego; Ushuaia; Lapataia. Date of collection: 16 March 1974. Associated organism: Blechnum sp. Collector: Horak, E.. Identifier: Gamundí de Amos, I.J.; Horak, E..