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