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Images of British Lichens



Micarea lignaria (Ach.) Hedl.


Thallus of scattered to confluent, convex, grey or grey-green granules; apothecia black, globose. On wood, plant debris, acidic rocks, walls, generally common throughout Britain, more so in the north and west.

Refs: Smith et al. (2009), 595; Purvis et al. (1992), 378; Dobson (2005), 270-271 (photo); Dobson (2011), 276-7 (photo); Wirth (1995), 2: 580, 585 (photo); van Herk & Aptroot (2004, 2013), 250-251 (photo); Wirth, Hauck & Schulz (2013), 2: 747, 750 (photo); Thomson (1997), 417.

 
Micarea lignarea
On stone wall, Balmaha, Stirlingshire, November 2008
 
Micarea lignarea
On old fencing, Schiehallion, Perthshire, April 2003


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Uploaded March 2008, last updated December 2013