Cystocoleaceae (Mycosphaerellales, lichen-forming Ascomycota), a new family to the lichen flora of Caucasus

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Abstract

Cystocoleus ebeneus, was discovered for the first time in the Prielbrusye National Park in the Elbrus region of the Kabardino-Balkarian Republic. It is the species new to the Caucasian lichen flora, and the first member of the Cystocoleaceae family recorded in the Caucasus. The full description of the species and its current taxonomic position, data on its habitat in the National Park, ecological peculiarities and distribution in Russia and in the world are given.

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About the authors

I. N. Urbanavichene

Komarov Botanical Institute RAS

Author for correspondence.
Email: urbanavichene@gmail.com
Russian Federation, Prof. Popov Str., 2, St. Petersburg, 197022

G. G. Urbanavichus

Ural Federal University

Email: g.urban@mail.ru
Russian Federation, Lenin Ave., 51, Ekaterinburg, 620000

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2. Fig. 1. Thallus of Cystocoleus ebeneus: a – appearance of a single mat; b – separate branch. Scale bar: a – 2 cm, b – 20 µm.

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3. Fig. 2. Habitat of Cystocoleus ebeneus on a granite boulder in a pine forest in the Prielbrusye National Park.

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