Bryologist 81: 607 (1978).
Synonyms: Index Fungorum
Type: USA, Texas, Presidio county, wire gap at west end of South Canyon, 19.2 km SE of Casa Piedra, on volcanic rocks, 1220 m, 14 March 1978, Derstine 817 (US - holotype, Biology Department Herbarium, A&M University, Texas, USA).
Protolog: Data lacking.
Thallus saxicola, adnatus, 3-8 cm latus, flavescenti-viridis, lobis subirregularibus, contiguis, 1-3 mm latis, superne planus vel rugosus, emaculatus, isidiis sorediisque destitutus, medulla alba, subtus pallidus, sparsissime rhizinosus, rhizinis crassis, simplicibus, apothecia 1-4 mm lata. Cortex K-, P-, medulla K-, P-, C+, KC+ rubescens, acicum usnicum et acidum lecanoricum continens:
Photobiont: Trebouxia.
Chemistry: Lecanoric acid, usnic acid (Hale 1990: 71).
Ecology: Saxicolous on rock.
Molecular data: Genbank
Distribution: Database
Note: Material from Texas has erroneously been called Xanthoparmelia lecanorica by Hale earlier.
Type locality: Data lacking.
Barcode: Data lacking.
Coordinates: Data lacking.