Andreas Beck

Bacidia sachalinensis is a little-known species of corticolous (bark-dwelling) lichen in the family Ramalinaceae. Found in the Russian Far East, it was formally described as a new species in 2018 by Julia Gerasimova, Aleksandr Ezhkin, and Andreas Beck. The type specimen was collected by the second author near the Rogatka River in Yuzhno-Sakhalinsk (Sakhalin Oblast), where it was found growing on the bark of Populus maximowiczii in a floodplain forest; it has only been documented from this location. The species epithet refers to its type locality.

Bacidia kurilensis is a species of corticolous (bark-dwelling) lichen in the family Ramalinaceae. Found in the Russian Far East, it was formally described as a new species in 2018 by Julia Gerasimova, Aleksandr Ezhkin, and Andreas Beck. The type specimen was collected by the second author from Kunashir Island (Kuril Islands archipelago, Sakhalin Oblast), where it was found growing on the bark of Salix udensis in a mixed conifer-broadleaf forest in a small river valley. The species epithet kurilensis refers to the island group where it was first documented. The lichen has a poorly defined,

Bacidia elongata is a species of corticolous (bark-dwelling) lichen in the family Ramalinaceae. Found in the Russian Far East, it was formally described as a new species in 2018 by Julia Gerasimova and Andreas Beck. The type specimen was collected by the first author from the Bolshekhekhtsirskiy State Natural Reserve (Khabarovsky District), where it was found growing on the bark of Acer mono in a coniferous-broadleaf forest near a river. It has also been collected in Primorsky Krai. The species epithet refers to the wide zone of enlarged cell lumina along the edge of the exciple.

Bacidia areolata is a rare species of corticolous (bark-dwelling) lichen in the family Ramalinaceae. Found in the Russian Far East, it was formally described as a new species in 2018 by Julia Gerasimova and Andreas Beck. The type specimen was collected by the first author from the Bolshekhekhtsirskiy State Natural Reserve (Khabarovsky District), where it was found growing on the bark of Acer tegmentosum in a coniferous-broadleaf forest near a river. The lichen is only known to occur at the type locality. The species epithet areolata refers to the structure of the thallus, which is areolate.

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