Global occurrence: Eurasia – Europe | Arctic. Substrate: soil, clay, humus, turf, detritus, dead leaves. Life habit: lichenized (mutualistic with algal photobionts). Thallus: crustose (crustaceous) – episubstratal – unspecified; compartimentized – areolate, squamulate; [th] upper surface: green(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | red(dish) | white(ish); [th upper surface]: epruinose; [th marginal and upper surface] specific structures: absent; [th] morphol substructures (eg areoles, lobes, branches) width [mm]: (median) 4.0; [th] morphol substructures (eg areoles, squamules): discontiguous, dispersed (throughout the thallus); [th] morphol substructures (eg areoles, lobes, branches) upper surface: squamulose. Ascomata: absent | present. ascoma: apothecial, apothecioid – hymenial; ascoma [mm]: (low) 0.3 (high) 0.4; ascoma: immersed, innate; [ascm, if apoth] disc, mazaedium: brown(ish) black | red(dish) brown (if pale: orange brown); [ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: green(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | red(dish); [ascm] paraphyses/-oids: present. Asci: lecanoralean; [asc] tholus: thickened; [asc] tholus amyloidity (iodine reaction): absent; ascospores: (median) 100.0; [asp] shape: ellipsoidal; [asp] length [µm]: (low) 4.0 (high) 5.0; [asp] width [µm]: (low) 2.0 (high) 2.2; [asp] septa: absent – spore lumen unilocular, monolocular; [asp] pigmentation: hyaline, colourless; [asp] perispore, epispore: not apparent. Conidiomata: absent | present; [co] length [µm]: (low) 4.0 (high) 5.0. Secondary metabolites: absent. Primary photobiont: present; chlorophytaceous – trebouxiaceous, chlorococcoid.