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