The previous page is sending you to https://www.researchgate.net/publication/234167308_The_non-sorediate_and_non-isidiate_Parmelina_species_lichenized_ascomycetes_Parmeliaceae_in_Switzerland_-_Parmelina_atricha_Nyl_P_Clerc_reinstated_in_the_European_lichen_flora.

 If you do not want to visit that page, you can return to the previous page.