Thallus small, squamulose, epiphytic on mosses in scattered colonies, to 3 cm diam., or on bark to 5 cm diam., squamules ascendent from an occasionally present, fine, black prothallus. Squamules small, delicate 0.3-0.8 mm wide, rounded, incised, minutely lobulate, rather loosely developed, not forming a tight crust, ascendent, pale greenish-grey to bright lettuce-green when wet, pale whitish-grey on storage, surface smooth, matt, not pruinose at margins, dispersed to crowded-imbricate. Cephalodia ± frequent, pale grey-blue, laminal and marginal, flattened, placodioid or minutely lobed, squamulose. Lower surface white, ± corticate, rhizines few or absent. Apothecia sessile, ± frequent, round, disc pale yellow-orange to pale red-brown, conspicuous, 0.5-1.5 mm diam., plane to subconvex, matt, continuous, eperforate, not gyrose-etched or pruinose, margins crenulate to minutely subsquamulose, overlying a thin, entire, pale proper margin. Ascospores ellipsoid-fusiform, 12-25 × 8-10 µm.