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Tremellaceae
Tremella pertusariae Q Lichenicolous basidiomycete. Photographs on Pertusaria pertusa Most frequently parasitic on Pertusaria hymenea, occasionally occurs on Pertusaria pertusa Forms pale to dark brown or blackish galls (to 3mm diam) on the apothecia or less frequently the thallus of Pertusaria species. Basidia have transverse, oblique or longitudinal septa and most are distinctly stalked, 22-26 x 14-19µm (without stalk). Basidiospores subsphaerical, 8.5-11.5 x 7.5-10µm. Identification can only be confirmed by examining the basidiospores as Tremella pertusae is very similar |
Tremella sp.
Pamphill, Dorset. January 2017