Features of the specimen used in the key indicated in references: - Apothecia persistently perithecium-like, with punctiform discs (ostioles), one or several in each fertile wart; - Fertile warts strongly widened at base, not sharply delimited from the thallus, usually flat; soralia absent; thallus K- to K+ pale yellow; on bark; - Ascospores 2/ascus; - Ostioles pale to pinkish; - Fertile warts rounded to irregular; usually single or with few together; - Ascopores dimensions: 86.9 [117.8 ; 132.5] 163.4 x 30 [43.6 ; 50] 63.5 µm ; Q = 1.6 [2.5 ; 3] 3.9 ; N = 27 ; C = 95%; Me = 125.2 x 46.8 µm ; Qe = 2.7,