Thallus in rounded to irregular patches, 1-2(-6) cm diam., slightly roughened, dingy brown-olivaceous or ochraceous, matt, cracked to ± areolate, granular. Apothecia solitary to 1-3-confluent, scattered, concave to plane or convex, 0.2-1.5 mm diam., black, matt, epruinose, round to irregular, margins black, persistent, narrow, entire, slightly raised, sometimes excluded at maturity. Epithecium black or green-black, 13-20 µm thick. Hymenium pale straw-coloured, 65-85(-110) µm tall. Hypothecium pale whitish. Ascospores ellipsoid to suboval, (11.6-)13-17.0 × 6.8-8.3 µm.