be, arr. leuven, urtica dioica, galium aparine, cirsium arvense, calystegia sepium, symphytum officinale, poa trivialis, phragmites australis, phalaris arundinacea, heracleum sphondylium, ranunculus repens, epilobium hirsutum, glechoma hederacea, galeopsis tetrahit, arrhenatherum elatius, anthriscus sylvestris, angelica sylvestris, solanum dulcamara, filipendula ulmaria, lycopus europaeus, holcus lanatus, lythrum salicaria, iris pseudacorus, sambucus nigra, populus canadensis, alopecurus pratensis, dactylis glomerata, eupatorium cannabinum, elymus repens, rumex obtusifolius, humulus lupulus, agrostis stolonifera, crataegus monogyna, alnus glutinosa, lysimachia vulgaris, rubus caesius, fraxinus excelsior, valeriana officinalis, stachys palustris, equisetum arvense, persicaria amphibia, lolium perenne, cirsium palustre, tanacetum vulgare, cirsium vulgare, quercus robur, vicia cracca, rumex acetosa, juncus effusus, ranunculus acris, salix cinerea