Life habit: lichenized (mutualistic with algal photobionts) thallus: crustose (crustaceous) – episubstratal – unspecified thallus: continuous, diffuse, effuse | cracked, fissured, fractured, rimose | compartimentized – areolate, squamulate [th] upper surface: brown(ish) (if pale: fawn, tan; if mid: cinnamon) | brown(ish) black | black(ish) brown | green(ish) brown (olive brown) | red(dish) brown (if pale: orange brown) [th marginal and upper surface] specific structures: absent [th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane | uneven, undulate ascomata: absent | present ascoma: perithecial, perithecioid – hymenial ascoma [mm]: (min) 0.24 (low) 0.3 (high) 0.6 ascoma: immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent [ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: black(ish) | brown(ish) black [ascm] paraphyses/-oids: absent asci: fissitunicate – verrucarialean [asc] tholus: thickened [asc] tholus amyloidity (iodine reaction): absent ascospores: (median) 2.0 [asp] shape: ellipsoidal | oblong, oblong-obtuse [asp] length [µm]: (min) 30.0 (low) 37.0(median) 42.9 (high) 48.5 (max) 55.0 [asp] width [µm]: (min) 13.0 (low) 16.0(median) 18.0 (high) 20.0 (max) 25.5 [asp] septa: present [asp] septa: muriformly septate – muriform, submuriform [asp] pigmentation: pale brown | medium brown, brownish | dark brown conidiomata: absent | present conidia: bacilliform, bacillar [co] length [µm]: (low) 3.0 (high) 4.0 secondary metabolites: absent primary photobiont: present secondary photobionts (eg in cephalodia): absent primary photobiont: chlorophytaceous – trebouxiaceous, chlorococcoid.

substrate: rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified.