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