Mycotaxon 33: 405 (1988).

Basionym: Parmelia punctulata Gyeln., Reprium Nov. Spec. Regni Veg. 43: 85 (1938).

Type: Argentina, Prov. Córdoba, Estancita, Hosseus 102 (BP - lectotype).

Thallus: adnate to loosely adnate on rock, 3-6 cm broad, dull yellowish green, darkening at the center; lobes subirregular, 1,5-4 mm broad, apically subrotund, subimbricate; upper surface continuous, emaculate, shiny, irregularly cracked with age, moderately isidiate, the isidia globose, 0,08-0,15 mm in diameter, to 0,2 mm high, the tips epicoticate, brownish, erumpent, easily abrading and forming a scurfy mass, unbranched; medulla white; lower surface plane, black except for a brown zone at the tips, moderately rhizinate, the rhizines black, coarse, simple, 0,5-1 mm long. Pycnidia lacking. Apothecia rare, substipitate, to 6mm in diameter; spores 4-5 x 9-11 µm.

Chemistry: Salazinic acid, consalazinic acid, usnic acid.

Distribution: Argentina, Peru.

Photobiont: Trebouxia.