be, arr. leuven, populus canadensis, urtica dioica, quercus robur, glechoma hederacea, symphytum officinale, galium aparine, cirsium arvense, heracleum sphondylium, sambucus nigra, angelica sylvestris, alnus glutinosa, galeopsis tetrahit, ranunculus repens, fraxinus excelsior, poa trivialis, filipendula ulmaria, phragmites australis, crataegus monogyna, calystegia sepium, holcus lanatus, arrhenatherum elatius, phalaris arundinacea, acer pseudoplatanus, geum urbanum, humulus lupulus, lycopus europaeus, ribes rubrum, juncus effusus, alnus incana, iris pseudacorus, prunus serotina, cirsium palustre, corylus avellana, rubus caesius, eupatorium cannabinum, solanum dulcamara, betula pendula, lysimachia vulgaris, silene dioica, ficaria verna, lythrum salicaria, rumex obtusifolius, alopecurus pratensis, dactylis glomerata, anthriscus sylvestris, cardamine pratensis, viburnum opulus, agrostis capillaris, equisetum arvense, impatiens glandulifera