LichenIreland
  • Caloplaca asserigena (J. Lahm) H. Olivier 

There are no records for this species at present.

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Known from west Mayo, this species of Caloplaca (best seen on sallow, but also on heather stems) colonises twigs and small branches of isolated trees, often in remote or far-flung places. The small grey thalli are abundantly fertile with rust-red discs.

Key characteristics

  • On small branches and twigs of sallow
  • Thallus tiny, grey with abundant rust-red discs.

Original text submitted by Vince J. Giavarini

 Simms, M. J., (2016). Caloplaca asserigena (J. Lahm) H. Olivier . [In] LichenIreland.
http://www.habitas.org.uk/lichenireland/species.asp?item=500019 Accessed on 2017-11-21.