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Page number:546 
Description type:Non-original description 
Description:AMPHINEMA BYSSOIDES (Fr.) J. Erikss., Symb. Bot. Upsal. XVI: 1, p. 112. 1958.
Basidiocarps loose, felty, readily separable; hymenial surface Warm Buff, tomentose, subiculum and margin arachnoid; hyphal system monomitic; subicular hyphae nodose-septate, thin-walled, 3-4.5 µm in diam; cystidia projecting, nodose-septate, finely incrusted at the tip or often over the entire projecting portion, slightly thick-walled, 4-5 x up to 120 µm; basidia clavate, 4-sterigmate, clamped at the base, 4.5-5 x 20-25 µm; basidiospores ellipsoid to short-cylindric, smooth, hyaline, negative in Melzer's reagent, 2.5-3.5 x 4.5-5 µm. Associated with a white rot of conifers and hardwoods. KJM 423; KJM 427; KJM 433; RLG 14269; RLG 14271; RLG 14273. Amphinema byssoides was the most common fungus on Pinus longaeva during the collection period.
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