Life habit: lichenized (mutualistic with algal photobionts) thallus: squamulose (squamulous) [th] upper surface: grey(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | grey(ish) brown [th upper surface]: epruinose | pruinose [th upper surface] pruina: scarce, sparse, fine [th marginal and upper surface] specific structures: absent [th] morphol substructures (eg areoles, lobes, branches) width [mm]: (min) 2.0 [th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane ascomata: absent | present ascoma: apothecial, apothecioid – hymenial ascoma [mm]: (min) 1.0 ascoma: sessile, superficial [ascm, if apoth] disc, mazaedium: concave | plane, flat, flattened, expanded [ascm, if apoth] disc, mazaedium: black(ish) [ascm, if apoth] disc, mazaedium: epruinose | pruinose [ascm, if apoth] disc, mazaedium pruina: scarce, sparse, fine [ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: black(ish) [ascm, if apoth] margin excipular photobionts: absent [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: red(dish) brown (if pale: orange brown) [ascm] paraphyses/-oids: present [ascm] epihymenium, epithecium: brown(ish) (if pale: fawn, tan; if mid: cinnamon) | brown(ish) black asci: lecanoralean [asc] tholus: thickened [asc] tholus amyloidity (iodine reaction): present [asc] tholus amyloidity pattern: amyloid with acuate axial body towards the apex (= Bacidia-, Buellia-, Ramalina-types etc) ascospores: (median) 8.0 [asp] shape: ellipsoidal | ellipsoid-cylindrical | fusiform [asp] length [µm]: (low) 10.0 (high) 18.0 [asp] width [µm]: (low) 3.5 (high) 6.0 [asp] septa: present [asp] septa: transversely septate [asp] transversal septa: (min) 1.0(median) 3.0 [asp] pigmentation: hyaline, colourless [asp] perispore, epispore: not apparent secondary metabolites: absent primary photobiont: present secondary photobionts (eg in cephalodia): absent primary photobiont: chlorophytaceous – trebouxiaceous, chlorococcoid.

substrate: lichens, lichenized fungi | rock – calcareous, calciferous, basic.