be, arr. leuven, heracleum sphondylium, ranunculus repens, urtica dioica, arrhenatherum elatius, poa trivialis, holcus lanatus, lolium perenne, glechoma hederacea, cirsium arvense, alopecurus pratensis, dactylis glomerata, galium aparine, ranunculus acris, quercus robur, populus canadensis, symphytum officinale, rumex acetosa, rumex obtusifolius, elymus repens, fraxinus excelsior, anthriscus sylvestris, agrostis stolonifera, agrostis capillaris, plantago lanceolata, calystegia sepium, trifolium repens, festuca rubra, sambucus nigra, achillea millefolium, tanacetum vulgare, equisetum arvense, cerastium holosteoides, aegopodium podagraria, filipendula ulmaria, lamium album, angelica sylvestris, phalaris arundinacea, crataegus monogyna, stellaria media, ficaria verna, trifolium pratense, cardamine pratensis, rumex crispus, acer pseudoplatanus, phleum pratense, galeopsis tetrahit, cerastium fontanum, lathyrus pratensis, plantago major, persicaria amphibia