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