New species of lichen found in Latvia

The lichen was discovered by Raivo Ivulāns, a member of the Latvian Mycological Society. It was found on a very old log building at the “Kalna Kaibēni” memorial museum dedicated to brothers Reinis and Matīss Kaudzīši.

This lichen, or lichenised ascomycete, is characterised by a white-greyish, crust-like thallus with prominent black sori, which enable the lichen’s vegetative, or asexual, reproduction. Pseudothelomma ocellatum is one of the few lichens characterised by this dispersal...