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Cladonia glauca Flörke
Podetia ash-grey, slender, commonly unbranched, taperered to a point, usually with a longitudinal fissure that may be hidden by soredia, ecorticate and greyish farinose-sorediate almost to base, usually sparsely squamulose in lower part, basal squamules small; apothecia brown, rare. Widespread but local, on acid, rotting wood, heaths and drying peat surfaces; easily confused with similar species if critical features are not checked.
Refs: Smith et al. (2009), 329; Purvis et al. (1992), 205; Dobson (2005), 139 (photo); van Herk & Aptroot (2004), 144-5 (photo); Wirth (1995), 1: 300, 328 (photo); Thomson (1967) 132, plate 20 fig. 93 (photo); Hinds & Hinds (2007), 184 (photo); Lichen Atlas of the British Isles 5: 391 (2000).
On old, fallen pine (Pinus sylvestris) trunk, Muirshiel, Renfrewshire, March 2009
Degraded moorland, Glen Shee, Aberdeenshire, August 2008 (with C. furcata)
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Uploaded April 2009, last modified June 2010
