be, arr. leuven, urtica dioica, galium aparine, phragmites australis, cirsium arvense, poa trivialis, sambucus nigra, solanum dulcamara, glechoma hederacea, eupatorium cannabinum, calystegia sepium, galeopsis tetrahit, holcus lanatus, quercus robur, alnus glutinosa, ranunculus repens, lycopus europaeus, phalaris arundinacea, epilobium hirsutum, symphytum officinale, crataegus monogyna, fraxinus excelsior, angelica sylvestris, rubus caesius, salix cinerea, heracleum sphondylium, humulus lupulus, anthriscus sylvestris, populus canadensis, arrhenatherum elatius, dactylis glomerata, elymus repens, iris pseudacorus, lysimachia vulgaris, agrostis stolonifera, acer pseudoplatanus, geum urbanum, valeriana officinalis, lythrum salicaria, filipendula ulmaria, sorbus aucuparia, dryopteris carthusiana, cirsium palustre, calamagrostis canescens, rumex obtusifolius, dryopteris dilatata, silene dioica, stellaria media, equisetum arvense, agrostis capillaris, juncus effusus