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On oak. 20 November 2010 Surrey. Photograph copyright Leif Goodwin
Thin, resupinate, surface wrinkled, reddish brown, underside blackish
Firm, gelatinous, reddish brown
On dead branches, usually still attached to the tree, favouring oak
Spores sausage shaped, smooth (9-12) x (3-4) µm2. Basidia slenderly club shaped, 4 spored. Lamprocystidia spindle shaped, upper half encrusted, to cylindrical with an encrusted conical tip. Clamp connections seen in the hyphae.
In dry conditions this species shrinks to a thin brittle grey to greyish pink layer with curling edges and cracks in the surface