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