be, arr. leuven, urtica dioica, symphytum officinale, galium aparine, filipendula ulmaria, glechoma hederacea, populus canadensis, poa trivialis, phalaris arundinacea, angelica sylvestris, phragmites australis, calystegia sepium, alnus glutinosa, heracleum sphondylium, galeopsis tetrahit, solanum dulcamara, ranunculus repens, humulus lupulus, iris pseudacorus, sambucus nigra, fraxinus excelsior, lythrum salicaria, cirsium arvense, lycopus europaeus, quercus robur, epilobium hirsutum, ficaria verna, anthriscus sylvestris, cirsium palustre, silene dioica, crataegus monogyna, rumex obtusifolius, cardamine pratensis, holcus lanatus, alopecurus pratensis, carex acuta, juncus effusus, ribes rubrum, caltha palustris, lysimachia vulgaris, rubus caesius, calamagrostis canescens, galium palustre, valeriana officinalis, glyceria maxima, impatiens glandulifera, eupatorium cannabinum, carex acutiformis, persicaria hydropiper, geum urbanum, agrostis stolonifera