be, arr. antwerpen, prunus serotina, urtica dioica, sambucus nigra, cirsium arvense, senecio inaequidens, erigeron canadensis, acer pseudoplatanus, galium aparine, glechoma hederacea, jacobaea vulgaris, populus balsamifera, holcus lanatus, quercus robur, populus canadensis, rubus caesius, crataegus monogyna, claytonia perfoliata, cirsium vulgare, poa trivialis, stellaria media, lathyrus latifolius, phragmites australis, calamagrostis epigejos, melilotus albus, eupatorium cannabinum, heracleum sphondylium, populus alba, arrhenatherum elatius, solanum dulcamara, ranunculus repens, agrostis stolonifera, fraxinus excelsior, betula pendula, hippophae rhamnoides, populus canescens, silene dioica, salix caprea, robinia pseudoacacia, symphytum officinale, lonicera periclymenum, veronica persica, quercus rubra, festuca rubra, lepidium didymum, erigeron sumatrensis, cynoglossum officinale, rosa canina, crassula helmsii, cerastium fontanum, crepis capillaris