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Page number:267 
Remarks (public):Daedaleopsis confragosa is a rather variable species, especially the hymenophore. The closest species seems to be D. conchiformis, which is macroscopically similar except for its effused-reflexed, café-au-lait basidiocarps. 
Description type:Non-original description 
Description:Daedaleopsis confragosa (Bolton:Fr) Schroet., Krypt. Fl. Schles. 3:493, 1888. - Daedalea confragosa Bolton:Fr., Syst. Mycol. 1:336, 1821. - Boletus confragosus Bolton, Hist. Funguses 3:160, 1789. Basidiocarps annual, pileate to effused-reflexed, dimidiate, tough-corky, up to 12 cm wide; pilear surface buff to light brown, matted, strigose to glabrous, usually zonate and shallowly sulcate; pore surface light buff to darker brown with age, the pores variable, circular or radially elongated and up to 1 mm wide, daedaleoid, or with dissepiments splitting to form a radially lamellate hymenophore, tubes pale buff to brown, continuous with the context, up to 1 cm long; context concolorous with the tubes, firm-corky, azonate, up to 2 cm thick.
Hyphal system trimitic; generative hyphae with clamps, thin-walled, hyaline, with occasional branching, 2-6 µm wide; skeletal hyphae light brown, thick-walled, with rare branching, 4-7 µm wide; binding hyphae light brown, thick-walled, frequently branched, 2-4.5 µm wide.
Dendrohyphidia present in the hymenium and dissepiments, thin-walled, not encrusted, 2-3 wide.
Basidia narrowly clavate, 30-45 x 4-5 µm, with four sterigmata.
Basidiospores cylindrical to allantoid, 9-11 x 2-2.5 µm.
Substrata. Common on hardwoods, rarely reported on coniferous wood. Distribution. Temperate circumpolar species. In East Asia known from China, Japan, Far East Russia, and Northern Thailand.
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