Previous page Next page
 
lastdragon.org

Images of British Lichens



Pertusaria pertusa (Weigel) Tuck.


Thallus whitish or greenish grey to grey, surface conspicuously warted, each wart with several sunken, dark apothecia with narrow openings like the top of a pepper-pot; microscopically characterised by its mostly 2-spored asci. Throughout the British Isles and often common on tree trunks, less often on rocks and stonework.

Refs: Smith et al. (2009), 685; Purvis et al. (1992), 458; Dobson (2005), 329 (photo); Dobson (2011), 329-30 (photo); Jahns (1983), 254-255 (photo); Whelan (2011), 128 (photo); van Haluwyn et al. (2009), 184-5 (photo); van Herk & Aptroot (2004, 2013), 292-3 (photo); Wirth (1995), 2: 698 (photo); Wirth et al. (2004), 279 (photo); Wirth, Hauck & Schulz (2013), 2: 837 (photo), 846; Moberg & Holmåson (1984), 210 (photo); Holien & Tønsberg (2008), 179 (photo); Valcárcel et al. (2003), 296-7 (photo); Puntillo (1996), plate 30 (photo).

 
Pertusaria corallina, close up
Glen Tilt, Perthshire, April 2008


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 March 2009, last updated December 2013