%0 Journal Article %T MORPHOLOGY OF SEMIORBIS HEMICYCLUS (EHRENBERG) R. M. PATRICK (BACILLARIOPHYTA) — A RARE SPECIES FOR THE FLORA OF RUSSIA %A Genkal, S.I. %A Komulaynen, S.F. %K Republic of Karelia, Lake Pizanets, Bacillariophyta, Semiorbis hemicyclus, electron microscopy, morphology %J Transactions of Papanin Institute for Biology of Inland Waters RAS %D 2025 %N 0 %P 4 %I Papanin Institute for Biology of Inland Waters Russian Academy of Sciences