be, arr. leuven, populus canadensis, urtica dioica, filipendula ulmaria, symphytum officinale, galium aparine, angelica sylvestris, quercus robur, glechoma hederacea, fraxinus excelsior, alnus glutinosa, sambucus nigra, humulus lupulus, heracleum sphondylium, galeopsis tetrahit, calystegia sepium, phalaris arundinacea, ribes rubrum, poa trivialis, phragmites australis, solanum dulcamara, crataegus monogyna, iris pseudacorus, lythrum salicaria, ranunculus repens, cirsium palustre, silene dioica, ficaria verna, lycopus europaeus, geum urbanum, viburnum opulus, lysimachia vulgaris, cirsium arvense, corylus avellana, cardamine pratensis, alnus incana, valeriana excelsa, juncus effusus, circaea lutetiana, rubus caesius, holcus lanatus, athyrium filix-femina, acer pseudoplatanus, salix cinerea, carex acutiformis, epilobium hirsutum, carex acuta, eupatorium cannabinum, alopecurus pratensis, arrhenatherum elatius, galium palustre