be, arr. leuven, arrhenatherum elatius, symphytum officinale, alopecurus pratensis, heracleum sphondylium, urtica dioica, ranunculus repens, cirsium arvense, poa trivialis, holcus lanatus, glechoma hederacea, phalaris arundinacea, rumex acetosa, ranunculus acris, galium aparine, populus canadensis, filipendula ulmaria, phragmites australis, lolium perenne, calystegia sepium, dactylis glomerata, elymus repens, anthriscus sylvestris, persicaria amphibia, angelica sylvestris, agrostis stolonifera, rumex obtusifolius, cerastium holosteoides, plantago lanceolata, cardamine pratensis, vicia cracca, trifolium repens, festuca rubra, carex acuta, equisetum arvense, iris pseudacorus, lathyrus pratensis, galeopsis tetrahit, trifolium pratense, phleum pratense, lythrum salicaria, rumex crispus, tanacetum vulgare, glyceria maxima, agrostis capillaris, juncus effusus, equisetum palustre, stellaria media, achillea millefolium, crataegus monogyna, quercus robur