Vascular plants: Calystegia sepium, Galium aparine, Glechoma hederacea, Humulus lupulus, Iris pseudacorus, Lamium maculatum, Phalaris arundinacea, Populus nigra, Rumex obtusifolius, Salix alba, Salix euxina, Salix purpurea, Salix triandra, Salix viminalis, Symphytum officinale, Urtica dioica