Psiloparmelia peruviensis (Hale) Feuerer

in Thell, Feuerer, Elix & Kärnefelt, J. Hattori bot. Lab. 100: 805 (2006).

Basionym: Xanthoparmelia peruviensis Hale, Mycotaxon 22, 2: 284 (1985).

Synonyms: Index Fungorum

Type: Peru, Departamento Cuzco, Santa Rosa, D. Stafford 532 (BM - holotype, US - isotype).
Thallus: loosely adnate to free growing on soil, 3-5 cm broad; lobes linear to sublinear, 0,7-1,2 mm wide, dichotomously branched and divaricate, the ultimate tips terete; upper surface faintly reticulate whitw- maculate, isidia and soredia lacking; medulla white; lower surface plane to canaliculated, the marginal rim pale yellowish, the center brown, densely rhizinate, the rhizines furcate, brown, to 2 mm long. Pycnidia present; conidia not seen. Apothecia adnate, ~ 1 mm in diameter; spores lacking (Hale xxx).

Chemistry: Stenosporonic acid (major), lobaric acid (minor) usnic acid (det. J.A. Elix).

Ecology: Thallus loosely adnate to free growing on soil.

Molecular data:

Distribution: Peru, Bolivia.

Photobiont: Trebouxia.