All the known species belong to the Oomycetes, the Pyrenomycetes, the Hymenomycetes or the Gasteromycetes.
The group may be divided into two main divisions, Hymenomycetes and Gasteromycetes.
Portion Gasteromycetes are of hymenium !
The most complex members of the Gasteromycetes belong to the Phalloideae, which is sometimes placed as a distinct division of the Autobasidiomycetes.