Inosperma clade, see Matheny, Mol. Phylogenet. Evol. 35: 1-20 (2005)

Fruit bodies often with distinct odor (fruity, pleasant, honey-like, fishy, Pelargonium), pileus radially rimose or squamulose to squarrose; pleurocystidia absent, cheilocystidia present and of subhymenial origin possibly as modified basidia; basidia necropigmented or not; spores smooth, hilar appendix inconspicuous, on average less than 6.0 mm in width; if spores greater than 6.0 mm in width on average, then flesh rubescent or with strong odor of Pelargonium and squamulose stipe. Temperate areas of the northern and southern hemisphere, tropical Africa, tropical southeast Asia, present in Nothofagus zones of New Zealand and Australia.