Polyblastia dermatodes Verrucariaceae
Polyblastia dermatodes

Growth type crustose. Identified by Brian Coppins
Chemical results negative

BLS conservation evaluation: LC NS

Spores 25-50 x 12-25 µm with 3-4 tranverse septa, 1-2 longitudinal septa present in many spores. Microscope photographs below.

Very difficult to separate from Thelidium incavatum which has spores that are usually 3-septate with only very occasional longitudinal septa. Both species are under revision


Polyblastia dermatodes

Polyblastia dermatodes

Microscope photographs
Polyblastia dermatodes

Polyblastia dermatodes

Polyblastia dermatodes
Polyblastia dermatodes
Wimborne, Dorset. February 2017

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