New or interesting lichens and lichenicolous fungi from the Vadstena area, Östergötland, Sweden

Results from the excursion of the 20th biennial symposium in Vadstena 11–15 August 2013 are presented. Eight localities in and around Vadstena were visited. Forty-three species are reported as new to the province Östergötland [Ostrogothia], three of which are new to the Nordic countries: Lecanora compallens, Polycoccum kerneri and Tremella caloplacae, five are new to Sweden: Cornutispora ciliata, Pyrenula chlorospila, Thelidium cf. rimulosum, Verrucaria ochrostoma and V. polystictoides, and the following are new to Östergötland: Bagliettoa baldensis, B. calciseda, Briancoppinsia cytospora, Calogaya arnoldii ssp. obliterata, Clypeococcum hypocenomycis, Cornutispora lichenicola, Endococcus exerrans, Fuscidea arboricola, Illosporium carneum, Lepraria elobata, L. jackii, L. vouauxii, Leptochidium albociliatum, Lichenoconium lecanorae, Lichenochora weillii, Marchandiobasidium aurantiacum, Micarea byssacea, Monodictys anaptychiae, M. epilepraria, Parmelia serrana, Phaeosporobolus alpinus, Placopyrenium canellum, Porpidia soredizodes, Pyrenidium actinellum, Rinodina turfacea, Stereocaulon rivulorum, Syzygospora physciacearum, Thelenella muscorum, Tremella phaeophysciae, T. ramalinae, Trichonectria rubefaciens, Verrucaria dolosa, V. inaspecta, V. infumata and V. memnonia.