be, arr. leuven, populus canadensis, urtica dioica, filipendula ulmaria, symphytum officinale, quercus robur, glechoma hederacea, angelica sylvestris, alnus glutinosa, galium aparine, phalaris arundinacea, calystegia sepium, iris pseudacorus, humulus lupulus, galeopsis tetrahit, solanum dulcamara, phragmites australis, lythrum salicaria, ranunculus repens, fraxinus excelsior, poa trivialis, heracleum sphondylium, cirsium palustre, lycopus europaeus, sambucus nigra, juncus effusus, lysimachia vulgaris, cardamine pratensis, cirsium arvense, carex acuta, ribes rubrum, galium palustre, persicaria hydropiper, alopecurus pratensis, crataegus monogyna, holcus lanatus, ficaria verna, silene dioica, viburnum opulus, calamagrostis canescens, geum urbanum, athyrium filix-femina, salix cinerea, corylus avellana, carex acutiformis, arrhenatherum elatius, dryopteris carthusiana, glyceria maxima, eupatorium cannabinum, equisetum palustre, epilobium hirsutum