Placynthiella uliginosa Trapeliaceae
Placynthiella uliginosa

Growth type crustose
Chemical results negative

Found on peaty or sandy heathland soils, also on dead bark of fallen trees.

Thallus of brown-black rounded granules forming +/- continuous crust. Abundant apothecia, discs pinkish to dark reddish-brown, margins becoming excluded. Spores simple, 9-14(-16.5) x 4-6(-7) Ám. Micro photo below.

Similar: P. icmalea. C+ red. Apothecia less frequent, spores smaller


Placynthiella uliginosa


Placynthiella uliginosa

Microscope photograph
Placynthiella uliginosa
Placynthiella uliginosa
Studland Heath, Dorset. March 2013

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