be, arr. leuven, populus canadensis, urtica dioica, ranunculus repens, holcus lanatus, filipendula ulmaria, angelica sylvestris, poa trivialis, cirsium arvense, quercus robur, juncus effusus, symphytum officinale, galium aparine, alopecurus pratensis, glechoma hederacea, arrhenatherum elatius, phalaris arundinacea, galeopsis tetrahit, heracleum sphondylium, cirsium palustre, phragmites australis, rumex acetosa, alnus glutinosa, calystegia sepium, stellaria graminea, ranunculus acris, agrostis capillaris, lythrum salicaria, lysimachia vulgaris, cardamine pratensis, iris pseudacorus, carex acuta, cerastium fontanum, sambucus nigra, equisetum palustre, agrostis stolonifera, lolium perenne, solanum dulcamara, lycopus europaeus, rumex obtusifolius, persicaria amphibia, humulus lupulus, vicia cracca, silene flos-cuculi, galium palustre, plantago lanceolata, cerastium holosteoides, elymus repens, festuca rubra, anthoxanthum odoratum, crataegus monogyna