Xanthoparmelia evernica Hale
Mycotaxon 27: 577 (1986).
Synonym: Index Fungorum
Type: Namibia.
Thallus: tightly adnate, 3-5 cm broad, darkish yellowish green; lobes sublinear, 0.3-1 mm wide, sparsely dichotomously branched, continuous, somewhat inflated; upper surface continuous, emaculate, shiny to white pruinose, transversely cracked and rugose with age, moderately isidiate, the isidia coarse, globose and basally constricted (Figure 14h), 0.15-0.25 mm in diameter, 0.5-1.5 mm high, the tips syncorticate, pruinose, hollow and erumpent but not sorediate, unbranched; medulla white; lower surface plane, pale brown to brown, moderately rhizinate, the rhizines pale brown, 0.3-0.5 mm long. Apothecia unknown. Pycnidia unknown.
Photobiont: Trebouxia.
Chemistry: Evernic acid, lecanoric acid (trace), usnic acid.
Ecology: on rock.
Molecular data: Genbank
Distribution: Database
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