Ceratostomella novae-zelandiae Reblova 2024, comb. nov.

Ceratostomella novae-zelandiae (Réblová) Réblová, comb. nov. Fig. 9 Xylomelasma novae-zelandiae Réblová [as ‘ novaezelandiae ’], Mycologia 98: 87. 2006. Basionym. Description. See Réblová (2006). Specimen examined. New Zealand • West Coast Region, Westland District, Haast 300 km SW of Greymouth, Jackson River valley, track to the Lake Ellery; on decaying wood of a stump of Nothofagus sp.; 10 Mar 2003; M. Réblová M. R. 2787 / NZ 297 (holotype PDD 81433!). Habitat and geographical distribution. Saprobe occurring on decaying wood of Nothofagus sp. in New Zealand (Réblová 2006). According to GlobalFungi, identical sequences were found in two samples isolated from soil in temperate broadleaf forest habitats in New Zealand and Chile. Notes. Ceratostomella novae-zelandiae is distinguished from the other two species in the C. sordida complex by its smaller asci, measuring 50–60 (– 65) × 7–8 (– 9) μm, and smaller ascospores, measuring 7–8 × (3.5 –) 4–5 μm.