''Mycorrhaphium stereoides'' is a species of

tooth fungus The hydnoid fungi are a group of fungi in the Basidiomycota with basidiocarps (fruit bodies) producing spores on pendant, tooth-like or spine-like projections. They are colloquially called tooth fungi. Originally such fungi were referred to the g ...

in the family

Steccherinaceae The Steccherinaceae are a family of about 200 species of fungi in the order Polyporales. It includes crust-like, toothed, and poroid species that cause a white rot in dead wood. Taxonomy The family was circumscribed by Czech mycologist Erast ...

. The fungus was first described by Mordecai Cubitt Cooke in 1892 as ''Hydnum stereoides''. The original specimens were collected in

Perak Perak () is a state of Malaysia on the west coast of the Malay Peninsula. Perak has land borders with the Malaysian states of Kedah to the north, Penang to the northwest, Kelantan and Pahang to the east, and Selangor to the south. Thailand's ...

, Malaysia, where they were found growing on a tree trunk.

Rudolph Arnold Maas Geesteranus Rudolf Arnold Maas Geesteranus (20 January 1911 in The Hague – May 18, 2003 in Oegstgeest), was a Dutch mycologist Mycology is the branch of biology concerned with the study of fungus, fungi, including their genetics, genetic and biochemistry ...

transferred it to the genus ''

Mycorrhaphium ''Mycorrhaphium'' is a genus of fungi in the family Steccherinaceae. The genus was circumscribed by Dutch mycologist Rudolph Arnold Maas Geesteranus in 1962. The type species is ''Mycorrhaphium adustum'' (formerly referred to '' Hydnum''). Fruit ...

'' in 1971.

References

Steccherinaceae Fungi of Asia Fungi of Europe Fungi described in 1892 {{Polyporales-stub