be, arr. leuven, quercus robur, prunus serotina, lonicera periclymenum, quercus rubra, sorbus aucuparia, fagus sylvatica, castanea sativa, betula pendula, acer pseudoplatanus, dryopteris carthusiana, frangula alnus, dryopteris dilatata, pinus sylvestris, vaccinium myrtillus, corylus avellana, molinia caerulea, carex pilulifera, pteridium aquilinum, teucrium scorodonia, deschampsia flexuosa, avenella flexuosa, betula pubescens, athyrium filix-femina, convallaria majalis, ilex aquifolium, hedera helix, juncus effusus, sambucus nigra, carpinus betulus, holcus mollis, luzula pilosa, fraxinus excelsior, agrostis capillaris, polygonatum multiflorum, anemone nemorosa, calluna vulgaris, quercus petraea, maianthemum bifolium, urtica dioica, moehringia trinervia, prunus avium, alnus glutinosa, oxalis acetosella, dryopteris filix-mas, galeopsis tetrahit, populus tremula, glechoma hederacea, deschampsia cespitosa, salix caprea, lamium galeobdolon