be, arr. leuven, populus canadensis, urtica dioica, filipendula ulmaria, symphytum officinale, angelica sylvestris, galium aparine, cirsium arvense, quercus robur, glechoma hederacea, galeopsis tetrahit, ranunculus repens, calystegia sepium, heracleum sphondylium, poa trivialis, phalaris arundinacea, phragmites australis, alnus glutinosa, sambucus nigra, holcus lanatus, alopecurus pratensis, juncus effusus, cirsium palustre, lythrum salicaria, arrhenatherum elatius, lycopus europaeus, solanum dulcamara, iris pseudacorus, humulus lupulus, lysimachia vulgaris, fraxinus excelsior, crataegus monogyna, cardamine pratensis, carex acuta, eupatorium cannabinum, rumex obtusifolius, epilobium hirsutum, persicaria hydropiper, ribes rubrum, geum urbanum, salix cinerea, galium palustre, valeriana excelsa, rumex acetosa, silene dioica, ranunculus acris, agrostis stolonifera, vicia cracca, calamagrostis canescens, stellaria graminea, elymus repens