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