LichenIreland
  • Arthonia ilicina Taylor
Arthonia ilicina
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This small, mosaic-forming epiphyte, with cream-yellow thallus and blackish, irregularly rounded discs surrounded by a brown margin occurs mainly on smooth bark in old woodlands. It does not produce powdery pruina. An oceanic species, it occurs mostly on trees in the north and west of Ireland.

Key characteristics

  • Creamy thallus scattered with irregularly rounded blackish discs surrounded by a brown thalline margin
  • Non-pruinose discs and oceanic woodland habitat little disturbed over the centuries.

Original text submitted by Vince J. Giavarini

 Simms, M. J., (2016). Arthonia ilicina Taylor. [In] LichenIreland.
http://www.habitas.org.uk/lichenireland/species.asp?item=15520 Accessed on 2017-12-17.