• Lepraria atlantica Orange 

There are no records for this species at present.

Only known from west Donegal this blue-grey to cream-coloured, dust-particle-sized powder lichen grows on rock surfaces sheltered from the rain, or overgrowing mosses when on rock underhangs in woodland. Chemical analysis is required for certain identification; K+ yellowish.

Key characteristics

  • Very finely powdery (like talcum); thallus grey to cream-coloured, attached to sheltered rock or underhang mosses
  • Occurs in woodland up to montane altitudes (t.l.c. necessary for certain id.).

Original text submitted by Vince J. Giavarini

 Simms, M. J., (2016). Lepraria atlantica Orange . [In] LichenIreland. Accessed on 2018-12-18.