be, arr. leuven, acer pseudoplatanus, quercus robur, fraxinus excelsior, fagus sylvatica, athyrium filix-femina, lonicera periclymenum, corylus avellana, dryopteris carthusiana, anemone nemorosa, carpinus betulus, sorbus aucuparia, circaea lutetiana, alnus glutinosa, hedera helix, dryopteris dilatata, milium effusum, juncus effusus, carex remota, oxalis acetosella, deschampsia cespitosa, lamium galeobdolon, urtica dioica, polygonatum multiflorum, sambucus nigra, luzula pilosa, glechoma hederacea, carex sylvatica, prunus serotina, ficaria verna, primula elatior, pteridium aquilinum, geum urbanum, betula pubescens, rubus idaeus, dryopteris filix-mas, maianthemum bifolium, prunus avium, quercus rubra, rabelera holostea, frangula alnus, galeopsis tetrahit, betula pendula, ilex aquifolium, ajuga reptans, carex pilulifera, holcus mollis, poa trivialis, stachys sylvatica, ranunculus repens, convallaria majalis