New records of lichens and lichenicolous fungi from Dagestan, Russia
Twenty-three species of lichens and five lichenicolous fungi are reported for the first time for Dagestan. Of them, Bellemerella polysporinae, Lecanora pannonica, Opegrapha lutulenta, Porpidinia tumidula and Verrucaria praerupta are new to Caucasus and Russia; Lecanora contractula, Strangospora deplanata and Tremella candelariellae are reported for the first time from Caucasus. Opegrapha lutulenta and Tremella candelariellae are new to Asia. The genera Bellemerella, Didymocyrtis, Leprocaulon, Porpidinia, Protoparmelia, Strangospora and Tremella are reported for the first time from Dagestan. Porpidinia and Bellemerella are genera new to Russia. The most noteworthy records are briefly discussed.