Ischnoderma is a genus of polypore fungi. Common names for the fungus include birch bracket, birch polypore, and razorstrop fungus. Ganoderma sessile is a species of polypore fungus in the Ganodermataceae family. Meripilus giganteus is a polypore fungus in the family Meripilaceae. The lingzhi mushroom is a polypore fungus ("bracket fungus") belonging to the genus "Ganoderma". Amauroderma is a genus of polypore fungi in the family Ganodermataceae. Fuscoporia is a genus of polypore fungi in the family Hymenochaetaceae. Oxyporus is a genus of polypore fungi in the family Schizoporaceae. Neofavolus is a genus of four species of polypore fungi in the family Polyporaceae. Laetiporus portentosus is a species of polypore fungus in the family Fomitopsidaceae. Neofavolus alveolaris is a species of polypore fungus in the family Polyporaceae. Laetiporus huroniensis is a species of polypore fungus in the family Fomitopsidaceae. Laetiporus gilbertsonii is a species of polypore fungus in the family Fomitopsidaceae. Laetiporus conifericola is a species of polypore fungus in the family Fomitopsidaceae. The species is a polypore, with pores on the underside that bear basidiospores.