be, arr. halle-vilvoorde, urtica dioica, bidens frondosa, populus canadensis, filipendula ulmaria, alnus glutinosa, symphytum officinale, ranunculus repens, prunus serotina, juncus effusus, lythrum salicaria, lysimachia vulgaris, poa trivialis, humulus lupulus, galium aparine, iris pseudacorus, lycopus europaeus, cardamine pratensis, quercus rubra, phragmites australis, potentilla indica, quercus robur, impatiens glandulifera, solanum dulcamara, calystegia sepium, phalaris arundinacea, glechoma hederacea, sambucus nigra, galeopsis tetrahit, angelica sylvestris, holcus lanatus, heracleum sphondylium, amelanchier lamarckii, galium palustre, persicaria hydropiper, galanthus nivalis, heracleum mantegazzianum, cirsium palustre, alnus incana, cirsium arvense, eupatorium cannabinum, alopecurus pratensis, fraxinus excelsior, epilobium ciliatum, caltha palustris, viburnum opulus, glyceria maxima, carex acuta, symphoricarpos albus, ribes rubrum, epilobium hirsutum