Xanthoparmelia desertorum (Elenkin) Hale
Mycotaxon 33: 402 (1988).
Basionym: Parmelia molliuscula f. desertorum Elenkin, Acta Horti Petropolit. 19: 21 (1901).
Synonyms: Index Fungorum
Protolog: Data lacking.
Type locality: Data lacking.
Barcode: Data lacking.
Coordinates: Data lacking.
Thallus: foliose, vagrant, leathery, 2-5 cm broad, breaking apart into separate, contorted lobes, dull yellowish green; lobes sublinear, 2-8 mm wide (to 10 mm when unrolled), little branched; upper surface continuous to weakly white-maculate, dull, strongly rugose with age, isidia and soredia lacking; medulla white; lower surface strongly convoluted and inrolled, light brown, lacking a marginal rim when unrolled, moderately rhizinate, the rhizines papillose to short and fine, simple, 0.1-0.2 mm long. Apothecia and Pycnidia unknown.
Photobiont: Probably Trebouxia.
Chemistry: Salazinic acid, consalazinic acid (+/-), usnic acid.
Ecology: Vagrant, free growing on soil.
Molecular data: Genbank
Distribution: Database
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