RT Journal Article SR Electronic A1 Hindáková, Alica T1 On the occurrence of Achnanthes thermalis var. rumrichorum (Bacillariophyceae) in Slovakia. JF Fottea YR 2009 VO 9 IS 2 SP 193 OP 198 DO 10.5507/fot.2009.020 UL https://fottea.czechphycology.cz/artkey/fot-200902-0004.php AB The cell morphology of Achnanthes thermalis var. rumrichorum Lange-Bertalot, a first record for the territory of Slovakia and in Europe, was studied under LM and SEM and documented by micrographs. This diatom was found in the benthos of a gravel-pit lake in Bratislava and in artificial thermal basins in the health-resort park of Piešťany, Western Slovakia. A discussion of the morphological features of this taxon and their taxonomic affinities with related species is presented.