be, arr. leuven, urtica dioica, cirsium arvense, phragmites australis, galium aparine, phalaris arundinacea, calystegia sepium, poa trivialis, ranunculus repens, solanum dulcamara, lycopus europaeus, glechoma hederacea, galeopsis tetrahit, heracleum sphondylium, symphytum officinale, epilobium hirsutum, holcus lanatus, arrhenatherum elatius, elymus repens, dactylis glomerata, quercus robur, sambucus nigra, lythrum salicaria, iris pseudacorus, agrostis stolonifera, eupatorium cannabinum, anthriscus sylvestris, rumex obtusifolius, alnus glutinosa, lysimachia vulgaris, rubus caesius, humulus lupulus, angelica sylvestris, fraxinus excelsior, tanacetum vulgare, filipendula ulmaria, equisetum arvense, crataegus monogyna, lolium perenne, glyceria maxima, stachys palustris, populus canadensis, alopecurus pratensis, persicaria amphibia, agrostis capillaris, juncus effusus, stellaria media, rumex acetosa, persicaria hydropiper, valeriana officinalis, galium palustre