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