Thallus granular to verrucose or almost immersed, greenish-grey or with bluish tinge. Apothecia 0.4-1.6 mm high, epruinose or with a white pruina on lower side of capitulum, 4-8 times as high as width of stalk. Stalk and excipulum in watermounts I+ dark blue. Excipulum of densely intertwined, sclerotized hyphae with slightly elongated cells, laterally not reaching far above surface of hypothecium. Hypothecium blackish-brown with convex upper surface. Stalk black or with reddish-brown tinge, consisting of densely intertwined, sclerotized hyphae and sometimes with strands of interhyphal, granular crystals, outer part of stalk slightly paler and a very thin I-, gelatinous coat covers the stalk. Asci narrowly clavate, 21-32 × 4-5.5 µm with spores in part biseriate and overlapping. Ascospores remaining simple while enclosed in asci. Mature spores 1-septate, broadly ellipsoid to ellipsoid, 9-14 × 4-7.5 µm, with minutely verrucose to areolate ornamentation. Chemistry: No secondary substances identified. Thallus K-, C-, KC-, Pd- and UV-.