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