Flora of New Zealand Series

Holotype: New Zealand. Otago, Lake Hayes, NE of Queenstown. On rocks near the shore. H. Mayrhofer 2247, 20 September, 1981, GZU.

Thallus pale grey to greyish-brown, warted or rimose-areolate, prothallus blackish, saxicolous. Apothecia lecanorine, sessile or adnate, contiguous, to 0.8 mm diam., disc plane, becoming subconvex, blackish, thalline margin concolorous with thallus, persistent. Hymenium 80-100 µm tall. Epihymenium brownish. Hypothecium colourless. Ascospores of Dirinaria -type, 19-27 × 10-15 µm, finely warted. Chemistry: -.

S: Otago. Known only from the type collection.

Endemic