text: cornus sanguinea, populus nigra, rubus caesius, acer negundo, clematis vitalba, salix alba, urtica dioica, arrhenatherum elatius, chenopodium album, impatiens parviflora, phalaris arundinacea, poa palustris, populus alba, solidago canadensis, cirsium arvense, elymus repens, erigeron annuus, galium aparine, glechoma hederacea, impatiens glandulifera, sisymbrium loeselii