Volume 56, Part 1, 2022
Dedication
Nina Sergeevna Golubkova (1932–2009)
Algae
New data on morphology of some widespread and rare pennate diatoms (Bacillariophyta)
S. I. Genkal, О. G. Gorokhova
Аulacoseira granulata (Bacillariophyta): rimoportulae
S. I. Genkal, T. V. Eremkina
The main valve shapes of diatoms: terminology. I. Valve shapes symmetrical to the apical axis and valve shapes with radial symmetry
M. A. Gololobova, R. M. Gogorev, A. M. Lyakh, N. I. Dorofeyuk
The genus Navicula (Bacillariophyta) from the Por’ya Guba estuary (Murmansk Region, Russia) with description of a new species and reinvestigation of the type materials of N. eidrigiana and N. pseudosalinarum
D. A. Chudaev, I. Jüttner, J. C. Taylor
Fungi
New data on myxomycete diversity of the Republic of Tatarstan (Russia)
I. V. Zemlyanskaya, Yu. K. Novozhilov
Lichens
Rinodina endospora and R. macrospora (Physciaceae, lichenized Ascomycota) new to Japan
I. A. Galanina, Y. Ohmura
Remarkable lichen diversity in the old manor park Osinovaya Roscha (St. Petersburg, Russia)
D. E. Himelbrant, I. S. Stepanchikova, L. V. Gagarina, A. G. Tsurykau, L. A. Konoreva
A revision of the lichen genus Hypotrachyna s. l. (Parmeliaceae) in Russia, with a key to the species
I. S. Zhdanov
Contributions to the lichen flora of the North Ossetia Nature Reserve (Republic of North Ossetia — Alania). II. Cluster “Kartsa”
G. P. Urbanavichus, I. N. Urbanavichene
Bryophytes
Rare and new bryophytes (Bryophyta, Marchantiophyta) for the Leningrad Region on outcrops of Devonian sandstones in the Luga River Basin (European Russia)
E. V. Smirnova, E. V. Kushnevskaya, A. D. Potemkin, L. E. Kurbatova
Additions to the liverwort flora of the Suntar-Khayata Range (Eastern Yakutia, Russia)
E. V. Sofronova
Cryptogamic nomenclatural notes. 5
I. V. Sokolova, M. A. Gololobova, J. Hentschel, A. D. Potemkin
New cryptogamic records. 9
V. M. Kotkova, R. N. Beljakova, K. K. Gorin, D. E. Himelbrant, Z. M. Khanov, G. B. Kolganikhina, E. L. Moroz, A. A. Notov, Yu. K. Novozhilov, N. N. Popova, I. S. Stepanchikova, I. S. Zhdanov, Zh. O. Zholobova
Nomenclatural novelties & Designated lectotypes