Previous page Next page

Images of British Lichens

Megalaria pulverea (Borrer) Hafellner & E.Schreiner

Thallus thin, effuse, lacking a distinct cortex, whitish-grey, surface with granular yellow- to grey- or blue-green soredia that eventually form a crust over the thallus surface; apothecia rare, black, lecideine. On damp, acid bark, overgrowing associated mosses, in old, sheltered woodland, more rarely on soil near the coast, in the north and west.

Refs: Smith et al. (2009), 567; Purvis et al. (1992), 171 (as Catillaria pulverea); Dobson (2005), 259 (photo); Dobson (2011), 265 (photo); Holien & Tønsberg (2008), 171 (photo); Arup et al. (1997), 188 (photo); Thor & Arvidsson (1999), 285 (photo).

Megalaria pulverea
Megalaria pulverea, close up
On peaty soil and moss on coastal, vertical, bank, Mull of Oa, Islay, May 2011, (BLS meeting)

Previous page   Next page

Lichens HOME PAGE | Index of Species | Conditions of Use and e-mail contact | References | Site Home Page

© A.J. Silverside
Uploaded August 2013