• Bacidia delicata (Larbal. ex Leight.) Coppins
Bacidia delicata
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This is one of several similar-looking Bacidia species which grow on shaded calcareous rock and stonework. B. delicata will also grow on bark and spread to mosses. It has a thin, green-granular, finely sorediate thallus, pale pink discs and a colourless upper exciple. In Ireland, the species is widely distributed.

Key characteristics

  • Thin, finely sorediate thallus and discs with a colourless exciple
  • On shaded calcareous rock, especially in urban areas.

Original text submitted by Vince J. Giavarini

 Simms, M. J., (2016). Bacidia delicata (Larbal. ex Leight.) Coppins. [In] LichenIreland. Accessed on 2018-07-19.