title: Tree fungus: Lichens under threat from ash dieback.
authors.forename: Christopher J
authors.initials: CJ
authors.lastname: Ellis
authors.forename: Brian J
authors.initials: BJ
authors.lastname: Coppins
authors.forename: Peter M
authors.initials: PM
authors.lastname: Hollingsworth
mesh_terms: D044822:Biodiversity; D056727:Endangered Species / Q000706:statistics & numerical data*; D031661:Fraxinus / Q000382:microbiology* / Q000502:physiology*; D008011:Lichens / Q000472:pathogenicity / Q000502:physiology*; D014197:Trees / Q000382:microbiology* / Q000502:physiology*; D006113:United Kingdom