Type: Lignicolous Fungi; Description: Basidiomata perennial, woody, attached by a broad lateral base. Pilei applanate, conchate or effused-reflexed, 30–110 mm wide, 5–20 mm thick. Pileus surface coarsely velutinate or strigose, radiately striate, often concentrically zoned with bands of brown hairs of different shades, chestnut brown to cinnamon brown, margin even or crenate, sometimes slightly inturned. Pore surface uneven, reddish brown; pores 5–6 per mm. Context yellow brown, 7–11 mm thick. Hyphal system dimitic. Setae subulate, 20–40 × 5–6 μm, chestnut brown. Basidiospores elliptical to obovate, 4–6 × 2–3 μm, smooth, hyaline.

Distribution: Northland, Auckland, Coromandel, Waikato, Bay of Plenty, Taranaki, Taupo, Wellington, Hawkes Bay, Westland, Southland.; 1st Record: Berkeley (1855: as Polyporus scruposus).

Significance: A common cause of white heart rot in many indigenous species.; Host(s): Agathis australis, Beilschmiedia tawa, Corynocarpus laevigatus, Fuchsia excorticata, Knightia excelsa, Melicytus ramiflorus, Nothofagus fusca, N. solandri var. solandri, N. solandri var. cliffortioides, N. truncata, Podocarpus totara, Prumnopitys taxifolia, Pseudowintera colorata, Vitex lucens, Weinmannia racemosa.