Images of British Lichenicolous Fungi
Biatoropsis usnearum Räsänen
Basidimycota, Tremellales (also has been placed in the Platygloeales): forms irregular to sub-globose, brownish-pink galls on the branches of Usnea species. Widespread in the north and west in humid woodland, probably frequent though under-recorded.
Refs:Diederich & Christiansen (1994), Lichenologist 26: 47-66 (description pp. 49-54, photos (b&w), line illustrations); Diederich (1996), 13; Diederich in Nash et al. (2004) 633; Hawksworth (1983), 33.
|On Usnea cornuta on Common Sallow (Salix cinerea subsp. oleifolia) in lakeside scrub, Orielton, Pembrokeshire, May 2009.|
|On Usnea sp., probably Usnea subfloridana, on Oak (Quercus) in coastal woodland, Claonaig, Argyllshire, July 2010.|
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Uploaded May 2011, last updated March 2013