Pertusaria albescens
(Huds.) M. Choisy & Werner
IMI 352175c. Place of collection: UK; Hampshire; New Forest; Bramshaw Wood (N50°56' W1°38'). Date of collection: 21 March 1992. Associated organisms: Fagus sylvatica; Marchandiomyces corallinus; Pertusaria albescens; Pleospilis ascaridiella. Collector: Hawksworth, D.L.. Identifier: Hawksworth, D.L..