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