Teteryuk B.Yu.
STRUCTURE OF FREE-FLOATING VEGETATION (LEMNETEA) OF THE VYCHEGDA RIVER BASIN ^{[№ 12 ' 2010]}
The article contains the data on cenotic diversity of free-floating vegetation (class Lemnetea) from the Vychegda River basin. A synoptic table for this class is given. Plant communities have been divided into three orders, four unions and seven associations in terms of the ecologic-floristic classification.