Thallus 2-6 cm diam., forming rosette-like cushions, foliose, deeply lobed, rather thick. Lobes 1-2.5 mm wide, numerous, crowded, ± radiating, ± flattened, contiguous, often ascending at the centre of the thallus, often channelled towards the apices with raised margins, swollen, somewhat contorted. Upper surface dark olive-green to black, without isidia. Anamorph: no information available. Teleomorph: ascomata apothecia, numerous, terminal and on raised margins, ± elevated, crowded and frequently covering the thallus except the outermost parts of lobes, mostly appearing stalked. Disc 0.5-1.5 mm diam., flat to convex, with a rather thin, smooth thalline exciple. Ascospores 18-28 × 6.5-8.5 μm, fusiform with acute apices, 1- to (2-) 3-septate.