Bacidia egenula Ramalinaceae
Bacidia egenula

Growth type crustose
Chemistry: Upper exciple K +/- purple-red, epithecium K-, N+ red-violet

Usually on shaded calcareous rocks, sandstone and bricks, rare on bark and fence posts. BLS conservation evaluation: LC NS

Finely granular yellow-green or pale brown thallus, flat grey, brown or black apothecia with green epithecium and brown upper hypothecium. The spores are 3(-7) septate, 25-40(-45) 1.5-2(-2.5) m. Pycnidia rare, +/- immersed. Microscope photographs below.


Bacidia egenula

Microscope photographs
Bacidia egenula


Bacidia egenula
Bacidia egenula
Studland Heath, Dorset. March 2015

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