New locations of Isoetes L. (Isoetaceae, Lycopodiophyta) in Western Siberia

The article provides information on the new locations of two species of heterogeneous lycopods - Isoetes lacustris and I. echinospora in the Khanty-Mansi Autonomous Okrug - Ugra. I. lacustris is a new species for the Okrug. Both species found together in 4 lakes in the southern part of the Khanty-Mansi District (Sogom village), in the middle taiga subzone. I. echinospora is also found in two lakes in the north-eastern part of the Beloyarsky District, in the territory of the Noomto Natural Park.