Corticolous on totara (Podocarpus totara var. totara). Abundant. Associated with Dirinaria applanata.

Thallus thin, grey-white, continuous, minutely cracked. Ascocarps rounded to irregular, up 1 mm diameter, scattered or 2-3 confluent, slightly immersed or plane with thallus surface, disc plane to sub-convex, black, conspicuously white pruinose. Hymenium pale brownish, darkening to black in Potassium Hydroxide (KOH). Hypothecium 38-48 microns thick. Asci 34-38 x 16-17 microns. Ascospores 3-septate, ellipsoid ends mostly rounded, 12.5-14.8 x 3.75-4(-5) microns.

Voucher lodged in UNITEC (PdL 12898, UNITEC 7626, with duplicate in AK).