Volume 53, Part 2, 2019
Algae
Plankton diatoms (Fragilariophyceae, Bacillariophyceae) from the middle part of Irtysh River
O. P. Bazhenova, A. M. Glushchenko, I. Yu. Igoshkina, T. E. Shkilev, M. S. Kulikovskiy
On the morphology and taxonomy of Cyclotella rossii (Bacillariophyta)
S. I. Genkal
On the morphology and taxonomy of Cyclotella distinguenda (Bacillariophyta)
S. I. Genkal, А. G. Okhapkin, Е. L. Vodeneeva
Diatoms of the genus Navicula of Lake Teletskoye (Altai) and some rivers of its basin
D. A. Chudaev
Fungi
First data on Myxomycetes of Polistovsky Nature Reserve (Pskov Region)
V. I. Gmoshinskiy, A. V. Matveev
New and rare slime-molds (Myxomycetes) of the National Park “Narochansky” (Republic of Belarus)
E. L. Moroz, Yu. K. Novozhilov
Checklist of ascomycetous microfungi of the Nuratau Nature Reserve (Uzbekistan)
I. M. Mustafaev, N. Yu. Beshko, M. M. Iminova
Lichens
A new finding of an enigmatic lichenicolous ‘lichen’ from the Arctic
M. P. Zhurbenko
The revision of lichens, lichenicolous and non-lichenized fungi from the Vodlozersky National Park (Republic of Karelia, Russia) in the Herbarium of the Botanical Museum, University of Helsinki
V. N. Tarasova, T. Ahti, O. Vitikainen, A. V. Sonina, L. Myllys
Contributions to the lichen flora of the North Ossetia Nature Reserve (Republic of North Ossetia — Alania). I. Cluster “Shubi”
I. N. Urbanavichene, G. P. Urbanavichus
Bryophytes
Mosses of the State Nature Reserve "Kurgalskiy" (Leningrad Region)
G. Ya. Doroshina, E. G. Ginzburg, L. E. Kurbatova
Mosses of spruce “island” in the valley of the More-Yu River (Bolshezemelskaya Tundra, northeast European Russia)
G. V. Zheleznova, T. P. Shubina
Liverworts (Marchantiophyta) and hornworts (Anthocerotophyta) of the Darwinskiy State Nature Biosphere Reserve (within the Vologda Region)
A. D. Potemkin, V. M. Kotkova
The genus Oxymitra (Marchantiophyta) in Russia
A. D. Potemkin, Yu. A. Rebriev
Cryptogamic nomenclatural notes. 4
I. V. Sokolova, T. V. Makryi
New cryptogamic records. 4
I. V. Czernyadjeva, O. M. Afonina, D. V. Ageev, E. Z. Baisheva, T. M. Bulyonkova, N. N. Cherenkova, G. Ya. Doroshina, S. I. Drovnina, O. D. Dugarova, N. A. Dulepova, A. P. Dyachenko, N. V. Filippova, E. G. Ginzburg, R. M. Gogorev, D. E. Himelbrant, M. S. Ignatov, O. A. Kataeva, V. M. Kotkova, N. S. Kuragina, L. E. Kurbatova, E. V. Kushnevskaya, E. Yu. Kuzmina, A. V. Melekhin, A. A. Notov, Yu. K. Novozhilov, S. Yu. Popov, N. N. Popova, A. D. Potemkin, I. S. Stepanchikova, V. A. Stepanova, D. Ya. Tubanova, A. V. Vlasenko, V. A. Vlasenko, O. G. Voronova, Kh. Kh. Zhalov
Nomenclatural novelties & Designated lectotypes