List of plants often found in the habitat: "Spirodela polyrhiza-Hydrocharis morsus-ranae community"

herb
lesser water parsnip Berula erecta apiaceae
watercress Nasturtium officinale brassicaceae
hornwort Ceratophyllum demersum ceratophyllaceae
Canadian waterweed Elodea canadensis hydrocharitaceae
frogbit Hydrocharis morsus-ranae hydrocharitaceae
fat duckweed Lemna gibba lemnaceae
duckweed Lemna minor lemnaceae
ivyleaved duckweed Lemna trisulca lemnaceae
greater duckweed Spirodela polyrhiza lemnaceae
rootless duckweed Wolffia arrhiza lemnaceae
various-leaved water-starwort Callitriche platycarpa plantaginaceae
amphibious bistort Polygonum amphibium polygonaceae
curled pondweed Potamogeton crispus potamogetonaceae
fan leaved water crowfoot Ranunculus circinatus ranunculaceae
horned pondweed Zannichellia palustris zannichelliaceae
grass
floating sweet grass Glyceria fluitans poaceae
fern
water fern Azolla filiculoides salviniaceae