• Frutidella caesioatra (Schaer.) Kalb 

There are no records for this species at present.

Rare, this species is known only from West Galway. It grows on mosses (for example, Andreaea) on boulders rather high up above the 700m contour where snow is late to melt. The grey to dark grey thallus consists of warty aggregation of granules bearing convex, blue-grey frosted discs. The thallus is UV+ blue-white.

Key characteristics

  • On mosses in the high uplands, especially in areas of late snow lie
  • Thallus granular-warty, discs blue-grey pruinose; spores simple, ellipsoid.

Original text submitted by Vince J. Giavarini

 Simms, M. J., (2016). Frutidella caesioatra (Schaer.) Kalb . [In] LichenIreland. Accessed on 2019-08-19.