be, arr. leuven, populus canadensis, urtica dioica, heracleum sphondylium, galium aparine, filipendula ulmaria, ranunculus repens, quercus robur, glechoma hederacea, poa trivialis, angelica sylvestris, symphytum officinale, phalaris arundinacea, arrhenatherum elatius, cirsium arvense, galeopsis tetrahit, holcus lanatus, alopecurus pratensis, alnus glutinosa, calystegia sepium, sambucus nigra, rumex obtusifolius, phragmites australis, humulus lupulus, fraxinus excelsior, anthriscus sylvestris, juncus effusus, lythrum salicaria, impatiens glandulifera, rumex acetosa, dactylis glomerata, iris pseudacorus, cirsium palustre, tanacetum vulgare, silene dioica, ranunculus acris, lysimachia vulgaris, ficaria verna, lycopus europaeus, agrostis capillaris, cardamine pratensis, solanum dulcamara, elymus repens, crataegus monogyna, prunus serotina, equisetum arvense, aegopodium podagraria, geum urbanum, carex acuta, agrostis stolonifera, stellaria graminea