be, arr. leuven, quercus robur, lonicera periclymenum, frangula alnus, holcus lanatus, sorbus aucuparia, betula pendula, alnus glutinosa, urtica dioica, juncus effusus, quercus rubra, corylus avellana, agrostis capillaris, ranunculus repens, fraxinus excelsior, betula pubescens, sambucus nigra, prunus serotina, poa trivialis, molinia caerulea, dryopteris carthusiana, lysimachia vulgaris, glechoma hederacea, acer pseudoplatanus, cirsium palustre, galium aparine, castanea sativa, athyrium filix-femina, crataegus monogyna, angelica sylvestris, filipendula ulmaria, dryopteris dilatata, pinus sylvestris, galeopsis tetrahit, humulus lupulus, eupatorium cannabinum, holcus mollis, hedera helix, cirsium arvense, cardamine pratensis, solanum dulcamara, lythrum salicaria, populus canadensis, prunus avium, viburnum opulus, geum urbanum, polygonatum multiflorum, heracleum sphondylium, teucrium scorodonia, lycopus europaeus, populus tremula