Images of British Lichens
Schaereria fuscocinerea (Nyl.) Clauzade & Cl.Roux
Thallus crustose, of milky-coffee to grey- or dark-brown areoles set on a black prothallus; apothecia black, irregular in shape, lacking thalline margins, initially small and set within the areoles (compare Clauzadeana macula and Acarospora spp.). On hard, sunny, exposed, base-poor rocks in the north and west.
Refs: Smith et al. (2009), 834; Purvis et al. (1992), 558; Dobson (2005), 402 (photo); Dobson (2011), 407 (photo); Wirth (1995), 2: 849 (photo); Wirth, Hauck & Schulz (2013), 1: 645, 2: 1034 (photo); Moberg & Holmåson (1984), 125 (photo, as Lecidea tenebrosa); Valcárcel et al. (2003), 348-9 (photo); Puntillo (1996), plate 36 (photo); Brodo et al. (2001), 651 (photo); Thomson (1997), 583 (as S. tenebrosa).
|Schaereria fuscocinerea, with Rhizocarpon geographicum on quartzite boulder, Braemar, Aberdeenshire, April 2002|
|Braemar, Aberdeenshire, March 2008|
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Uploaded August 2008, last updated September 2013 (first hosted at www-biol.paisley.ac.uk, January 2003)