Xanthoparmelia gongylodes Elix & Johnston
in Elix, Johnston & Armstrong, Bull. Br. Mus. nat. Hist., Bot. 15(3): 258 (1986).
Synonyms: Index Fungorum
Type: xxx.
Thallus: foliose, tightly adnate to adnate, 3-7 cm broad, darkish yellow green; lobes sublinear, 0.8-1.5 mm wide, contiguous to imbricate and crowded at the center; upper surface continuous, emaculate, shiny, transversely cracked with age, moderately to densely isidiate, the isidia subglobose to cylindrical or irregularly inflated (Figure 15e), 0.08-0.15 mm in diameter, to 1 mm high, the tips epicorticate, dull, in part weakly erumpent, sparsely branched; medulla white; lower surface plane, pale brown, moderately rhizinate, the rhizines pale brown, simple, 0.2-0.6 mm long. Pycnidia rare; conidia cylindrical, 0.5 x 4-5 µm. Apothecia rare, substipitate, 2-4 mm in diameter; spores 3-5 x 6-8 µm.
Photobiont: Trebouxia.
Chemistry: Hypostictic acid, hyposalazinic acid, hypoconstictic acid (+/-), usnic acid.
Ecology: On rock.
Molecular data: Genbank
Distribution: Database
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