Nash, T.H., Ryan, B.D., Gries, C., Bungartz, F., (eds.) 2002. Lichen Flora of the Greater Sonoran Desert Region. Vol 1.
Life habit: non-lichenized, saprophytic Thallus: crustose, mostly within the substrate photobiont: absent Ascomata: perithecial involucrellum: absent ascomatal wall: black, cellular, not continuous below the hamathecium hamathecium: branched pseudoparaphyses, anastomosing above the asci, amyloid asci: bitunicate, clavate, with tholus, non-amyloid ascospores: medium to golden brown, clavate to pyriform, 1-septate with an euseptum, 16-35 x 7-13 µm; walls: ornamented with tiny warts Conidiomata: unknown Secondary metabolites: none detected Geography: mostly temperate Substrate: only on bark. Notes: The genus is characterized by the 1-septate, medium to golden brown, conspicuously ornamented ascospores.