Type: Foliicolous FungiFoliicolous Fungi; Description: Mycelium internal. Hyphae brown, aggregated to form stromata. Stromata erumpent, 100–140 μm in diameter. Conidiophores in dense fascicles arising from stromata, straight, brown, paler towards the apex, smooth, 1–2-septate, up to 35 μm long; conidiogenous cells with inconspicuous scars. Conidia cylindrical, 1–5-septate, 15–37 × 2–3 μm, smooth, hyaline. Leaf spots reddish brown, greyish white when old, circular, often confluent, up to 9 mm in diameter, with a reddish brown margin, on upper leaf surfaces, often at the margins.

Distribution: Auckland, Bay of Plenty, Hawkes Bay.; 1st Record: Dingley (1970: as Cercoseptoria neriella).

Significance: Recorded as the cause of considerable defoliation in late spring in the Auckland area (Dingley 1970).; Host(s): Nerium oleander.