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