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