be, arr. leuven, symphytum officinale, urtica dioica, filipendula ulmaria, populus canadensis, heracleum sphondylium, galium aparine, angelica sylvestris, phalaris arundinacea, alopecurus pratensis, cirsium arvense, glechoma hederacea, calystegia sepium, ranunculus repens, poa trivialis, galeopsis tetrahit, arrhenatherum elatius, phragmites australis, holcus lanatus, iris pseudacorus, lythrum salicaria, alnus glutinosa, carex acuta, humulus lupulus, cirsium palustre, quercus robur, solanum dulcamara, rumex obtusifolius, sambucus nigra, juncus effusus, rumex acetosa, lycopus europaeus, ficaria verna, anthriscus sylvestris, impatiens glandulifera, fraxinus excelsior, ranunculus acris, persicaria amphibia, lysimachia vulgaris, cardamine pratensis, epilobium hirsutum, equisetum palustre, glyceria maxima, crataegus monogyna, lathyrus pratensis, dactylis glomerata, silene dioica, carex acutiformis, persicaria hydropiper, agrostis stolonifera, vicia cracca