Irish lichens

Stereocaulon evolutum
Order: Lecanorales       Family: Stereocaulaceae

Species: Stereocaulon evolutum

Growth type fruticose.
Photos: On rock on wet acid heath. Ballingeary, Cork, SW Ireland.
Identification confirmed by John Douglass

Cushion-forming with irregularly branched light-grey pseudopodetia (stems). Many flattened phyllocladia, deeply divided into +/- cylindrical extensions, often overlapping and +/- hiding the pseudopodetia. Large terminal apothecia are rare or absent.

Found in upland regions on moss and siliceous rocks.
K+ yellow, KC+ violet (use filter paper), P+ faint yellow, UV+ white

Similar: Stereocaulon vesuvianum and S. dactylophyllum


Stereocaulon evolutum


Stereocaulon evolutum


Stereocaulon evolutum


Stereocaulon evolutum
Stereocaulon evolutum. September and October 2009

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