populus nigra, artemisia vulgaris, betula pendula, calamagrostis epigejos, lolium perenne, acer platanoides, bryum argenteum, ceratodon purpureus, crepis capillaris, erigeron canadensis, plantago lanceolata, plantago major, poa nemoralis, poa pratensis, solidago gigantea, chelidonium majus, populus alba, populus canescens, rumex conglomeratus, salix acutifolia, salix caprea