Type: Foliicolous Fungi; Description: Conidiomata stromatic, acervular, gregarious, occasionally solitary, erumpent, black, covered in a black mass of exuded conidia, 0.25–0.5 mm wide; arranged concentrically on large (10–25 mm), roughly circular, pale brown to reddish brown leaf spots on the upper surfaces of leaves. Conidia fusiform, slightly curved, 4-septate, 15–19 × 6–8 μm, with an apical and a basal appendage; basal cell obconical with a truncate base, hyaline, with a single excentric, hyaline, 10–14 μm long, appendage; three median cells short cylindrical, brown; apical cell conical, hyaline, with a single hyaline, 5–7 μm long, appendage.

Distribution: Bay of Plenty, Taupo, Buller, Westland.; 1st Record: Gadgil & Dick (2000b).

Significance: This fungus has a wide host range overseas (Nag Raj 1993). It causes little damage in New Zealand.; Host(s): Acacia melanoxylon, Eucalyptus delegatensis.