be, arr. antwerpen, quercus robur, sambucus nigra, urtica dioica, glechoma hederacea, acer pseudoplatanus, betula pendula, crataegus monogyna, prunus serotina, populus canadensis, lonicera periclymenum, sorbus aucuparia, holcus lanatus, fraxinus excelsior, agrostis capillaris, cirsium arvense, corylus avellana, galium aparine, quercus rubra, poa trivialis, ranunculus repens, moehringia trinervia, geum urbanum, rubus caesius, heracleum sphondylium, arrhenatherum elatius, alnus glutinosa, galeopsis tetrahit, calamagrostis epigejos, teucrium scorodonia, ribes rubrum, frangula alnus, salix caprea, dryopteris carthusiana, dryopteris dilatata, angelica sylvestris, betula pubescens, silene dioica, populus tremula, hypericum perforatum, hedera helix, castanea sativa, populus canescens, viburnum opulus, eupatorium cannabinum, holcus mollis, viola riviniana, prunus avium, juncus effusus, rosa canina, dryopteris filix-mas