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Identification confirmed by Alick Henrici. RBG Kew herbarium accession number K(M)167648. 9 September 2010 Surrey. Photograph copyright Leif Goodwin
Hoof shaped then shell shaped, laterally attached to the substrate, upper surface whitish at the margin, pale brown and covered with short hairs near the point of attachment, to about 2 cm across
Radiating from the point of attachment, whitish to pale cream
In two layers, the upper one grey brown and gelatinous, the lower one whitish and firm
Indistinct to mealy
On dead branches from deciduous trees, favouring willow and alder
Spores ellipsoidal, (8-10) x (3.5-5) µm2. Basidia 2 spored. Gill edge cystidia metuloid, sometimes with pointed or branched apex. Gill face cystidia metuloid, usually with a conical encrusted apex, resembling a small morel.
9 September 2010, Surrey. Photograph copyright Leif Goodwin
Gill face cystidia. Photograph copyright Leif Goodwin
Gill edge cystidium. Photograph copyright Leif Goodwin