Thallus thin, membranous, smooth or cracked, effuse, grey to brown-grey. Prothellus absent. Photobiont Leptosira-like. Anamorph: not known. Teleomorph: ascomata apothecia, to 1 mm diam., scattered or confluent in groups of two to five, initially immersed but becoming superficial. Disc flat to concave, orange to brown, translucent when wet, with a persistent, ± raised, pale grey to brownish margin. Hymenium 70-85(-120) μm tall, colourless. Interascal tissue of unbranched paraphyses to 1.5 µm diam., swollen at the apex, immersed in a gelatinous matrix. Asci 70-80 × 10-14 μm, clavate, thin-walled except for a slightly thickened apical tholus that does not stain in K/I and a small ocular chamber, 8-spored. Ascospores 12-16(-24) × 5-7 μm, cylindric-ellipsoidal, hyaline, 3-septate, constricted at the septa.