TYPE. BRAZIL. Minas Gerais state: prope Sitio, ad corticem arboris, 1000 m, 1885, E.A. Wainio 1091 (TUR-Vainio 27557A, holotype, as Graphis disserpens Vain., nom. illeg., non Nyl.; M M-0085766, syntype; BM BM001106288, type).
Description.Life form: lichenized fungus.
Thallus crustose, whitish gray to greenish gray, continuous, smooth to uneven, corticate, slightly glossy; vegetative diaspores absent. Photobiont trentepohlioid alga. Ascomata lirellae, erumpent, with a basal to lateral thalline margin, elongate, up to 4 mm long, straight, curved or sinuous, irregularly branched; labia convergent, very clearly 3–7-striate, epruinose; disk concealed, (tenella- or striatula-morph). Exciple apically carbonized; epihymenium brown; hymenium clear, 60-70 μm high; paraphyses ~1.5 μm, tips brown. Asci 8-spored; ascospores hyaline, transversely 7–11-septate, 20–40 × 6–9 μm.
Chemistry. No substances detected by TLC.
Substrate and Habitat. Corticolous.
Distribution. Pantropical (Brazil, India, China, Thailand, southeastern USA); in North Carolina represented by one historical specimen in the upper Piedmont of Polk County.
Literature
Kalb, J., R. Lücking & K. Kalb. (2018) The lichen genera Allographa and Graphis (Ascomycota: Ostropales, Graphidaceae) in Thailand – eleven new species, forty-seven new records and a key to all one hundred and fifteen species so far recorded for the country. Phytotaxa377(1): 1-83.
Lücking, R., A.W. Archer & A. Aptroot (2009) A world-wide key to the genus Graphis (Ostropales: Graphidaceae). Lichenologist41(4): 363-452.
Staiger B. (2002) Die Flechtenfamilie Graphidaceae. Studien in Richtung einer natürlicheren Gliederung. Bibliotheca Lichenologica85: 1–526.