Xanthoparmelia skottsbergiana, Nash & Elix

Elvebakk, A., Bjerke, J. W. & Støvern, L. E., 2014, Parmelioid lichens (Parmeliaceae) in southernmost South America, Phytotaxa 173 (1), pp. 1-30 : 17

X. skottsbergiana Nash & Elix (in Nash et al. 1995: 98)

We here report this rarely collected species as new to southernmost South America, from two localities in Torres del Paine National Park. It has previously been known from four localities in central/northern Argentina and Chile ( Nash et al. 1995). The specimens studied by us has distinctly narrower lobes than the sorediate X. microspora , the only additional species from the area with the same chemistry (salazinic and norstictic acids).

Specimen examined: CHILE. XII REGIÓN DE MAGALLANES: Parque Nacional Torres del Paine , Lago Nordenskjöld S, 1 km W of Miradór Lago Nordenskjöld, 51 ° 02’30”S, 72 ° 56’W, 70 m, on pebbles, 1 Dec 2000, Elvebakk, A. 00:867 ( TROM); 0.5−1 km N of Salto Grande, 51 ° 04’S, 73 ° 02’W, 100 m, on distintegrating rocks, Nov 1995, Elvebakk, A. 95:459 ( TROM) .