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Page number:313 
Remarks (public):The species is recognized by its grey glabrous pileus and its lamellate hymenophore. It looks similar to Trichaptum laricinum, a brown, lamellate species which however has thick-walled, encrusted hymenial cystidia and a white rot. 
Description type:Non-original description 
Description:Gloeophyllum subferrugineum (Berk.) Bondartsev & Singer - Ann. mycol. 39:64, 1941. - Lenzites subferruginea Berk., Hooker's J. Bot. 6:134, 1854.
Basidiocarps annual, pileate, dimidiate, solitary or imbricate, up to 7 cm long, 3 cm wide and 5-9 mm thick, margin deflexed; pilear surface greyish brown, clay brown at the base, broadly sulcate, glabrous, smooth to slightly scrupose, lighter towards the margin which is usually grey; hymenophore lamellate, lamellae sinuous, mostly entire, 1-2 per mm, light brown and covered with a white pruina when fertile, up to 3 mm long, edge entire to crenate; context fibrous to corky, light ferrugineus brown, up to 6 mm thick.
Hyphal system dimitic; generative hyphae with clamps, hyaline, thin-walled, up to 3 m wide; skeletal hyphae abundant, light brown, thick-walled, straight to sinuous, unbranched, 5-6 µm wide.
Cystidia scarce, cylindrical to fusiform, hyaline, thin-walled, 30-56 x 5-8 µm, not projecting.
Basidia clavate, 22-26 x 5-6 µm, with four sterigmata.
Basidiospores cylindrical to allantoid, 8.5-9(10) x 2.5-3.5 µm.
Cultural characteristics. Unknown.
Substrata. On dead temperate and tropical conifers.
Distribution. Asian species described from the Himalayas, in East Asia known from Japan and China (Jiangxi), also known from Sri Lanka and the Philippines.
Taxon name: