Sometimes mistaken for perennial Phellinus and Fomes, the single species of Australoporus has a pore surface that is pale pink to orange, whereas it is brown in Phellinus, and white in Fomes.

Large bracket, pore surface initially white, weathering brown, flesh off-white. Easily confused with Phellinus and some Poria species. A single new Zealand species.

Fruit-body resupinate to pileate, annual to perennnial, pileus sulcate, brown and zonate, pore surface white to cream to pale orange, tubes concolorous, context light-coloured, hyphal system dimitic, generative hyphae with clamps, skeletal hyphae thick-walled, dextrinoid, in the pore mouths finely encrusted over a considerable length, basidia clavate and 4-sterigmate, cystidia present in the hymenium, hyaline, ventricose to cylindrical, thin-walled, apically encrusted, spores cylindrical, hyaline, smooth, thin-walled, non-amyloid, and nondextrinoid.

Fructificatio resupinata ad pileata, annua ad perennia, pileus sulcatus, µmbrosus, zonatus, pori facies alba ad cremea, systema hypharum dimiticum, hyphae generatoriae fibulatae, hyphae skeletales dextrinoideae, leviter encrustatae in ore pori, cystidia tenuitunicata, ventricosa ad cylindrica, incrustata, sporae cylindricae, hyalinae, tenuitunicatae, non-amyloidae et non-dextrinoideae.

Type species: Australoporus tasmanicus (Berk.) P.K. Buchanan & Ryvarden comb. nov.
Basionym: Polyporus tasmanicus Berk., Flora Tasmanica 2: 254 (1860).