When: 2008-06-22

Collection location: Sebastopol, Sonoma Co., California, USA [Click for map]

Who: Darvin DeShazer (darv)

No specimen available

Growing on dead branches of California hazel (Corylus cornuta). Shaw lists Irpex owensii as also growing on hazel, but Gilbertson & Ryvarden do not mention it.

Proposed Names

92% (2)
Used references: Gilbertson, R. L. and L. Ryvarden. 1987. North American Polypores Vol. II. Fungiflora, Oslo, Norway. 885p.
Based on microscopic features: Clamps not observed. Cystidia are heavily encrusted and projecting from hymenium.

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= Observer’s choice
= Current consensus


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