Life habit: lichenized (mutualistic with algal photobionts) thallus: crustose (crustaceous) – episubstratal – unspecified; [th] upper surface: grey(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | green(ish) black | black(ish) brown [th marginal and upper surface] specific structures: absent [th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane | granulose, granular ascomata: absent | present ascoma: perithecial, perithecioid – hymenial ascoma [mm]: (low) 0.2 (high) 0.4 (max) 0.5 ascoma: immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent; [ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: black(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon); [ascm, if apoth] margin excipular photobionts: absent; [ascm] paraphyses/-oids: absent; asci: fissitunicate – verrucarialean; [asc] tholus: not thickened [asc] tholus amyloidity (iodine reaction): absent ascospores: (median) 8.0 [asp] shape: ellipsoidal [asp] length [µm]: (low) 30.0 (high) 60.0 (max) 75.0 [asp] width [µm]: (low) 15.0 (high) 25.0 (max) 30.0 [asp] septa: present [asp] septa: muriformly septate – muriform, submuriform [asp] pigmentation: hyaline, colourless | yellowish brown [asp] perispore, epispore: not apparent secondary metabolites: absent primary photobiont: present secondary photobionts (eg in cephalodia): absent primary photobiont: chlorophytaceous – trebouxiaceous, chlorococcoid.

substrate: soil, clay, humus, turf, detritus, dead leaves | bryophytes – mosses, liverworts.