Lichens : Lichinales : LichinaceaeLichens

Lichina confinis (O.F.Müll.) C.Agardh

Description: A distinctive small, bushy, dark brown to black lichen less than 5mm high. It is common on sheltered shores just above HWM. Lichina pygmaea is similar but rather larger, about 1cm high, less richly branched, and found a little below HWM.

Key Identification Features:

  • Small, dark, bushy thallus.
  • Exclusively marine. Sheltered shores just above HWM.

Original text submitted by Michael J. Simms

Distribution Map from NBN: Lichina confinis at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Lichina confinis at iNaturalist World Species Observations database.

 Giavarini, Vince J., Simms, Michael J., & Davey, Simon, 2026. Lichina confinis. (O.F.Müll.) C.Agardh. [In] Lichen Ireland.
https://www.habitas.org.uk/lichenireland/species.php?item=18792. Accessed on 2026-11-12.