be, arr. leuven, urtica dioica, cirsium arvense, arrhenatherum elatius, ranunculus repens, poa trivialis, lolium perenne, heracleum sphondylium, phalaris arundinacea, holcus lanatus, symphytum officinale, alopecurus pratensis, dactylis glomerata, persicaria amphibia, elymus repens, agrostis stolonifera, calystegia sepium, rumex obtusifolius, glechoma hederacea, trifolium repens, phragmites australis, plantago lanceolata, galium aparine, tanacetum vulgare, ranunculus acris, rumex acetosa, rumex crispus, equisetum arvense, achillea millefolium, festuca rubra, phleum pratense, anthriscus sylvestris, trifolium pratense, epilobium hirsutum, filipendula ulmaria, stellaria media, glyceria maxima, lythrum salicaria, plantago major, artemisia vulgaris, agrostis capillaris, carex hirta, vicia cracca, cerastium holosteoides, juncus effusus, poa annua, iris pseudacorus, lolium multiflorum, lamium album, populus canadensis, poa pratensis