Beckmannia syzigachne (Steud.) Fern.

Material examined.

RUSSIA, Tyumen Reg. - Tobolsk distr. • 7 km E of the station Denisovka; puddle by the road; 17 Sept. 2015 • neighbourhood of Tobolsk; north of the industrial area, puddle on the side of the road; 28 Sept. 2015 • neighbourhood of Tobolsk; site "Chistoe boloto", causeway, puddle; 29 Sept. 2015 • 0.5 km SW of Klepalova; 58.3047°N, 68.4498°E; puddle on a forest road; 21 Jun. 2016 • Tobolsk; "Nizhnij Posad", Bazarnaya Square, puddle on the side of the road; tightly; 5 Jul. 2016 .