be, arr. leuven, castanea sativa, acer pseudoplatanus, quercus robur, quercus rubra, lonicera periclymenum, sorbus aucuparia, fagus sylvatica, prunus serotina, corylus avellana, hedera helix, fraxinus excelsior, polygonatum multiflorum, sambucus nigra, hyacinthoides non-scripta, betula pendula, dryopteris dilatata, prunus avium, dryopteris carthusiana, anemone nemorosa, athyrium filix-femina, ilex aquifolium, carpinus betulus, pteridium aquilinum, lamium galeobdolon, teucrium scorodonia, betula pubescens, arum maculatum, frangula alnus, convallaria majalis, urtica dioica, glechoma hederacea, vaccinium myrtillus, deschampsia flexuosa, circaea lutetiana, avenella flexuosa, geum urbanum, holcus mollis, alnus glutinosa, pinus sylvestris, crataegus monogyna, dryopteris filix-mas, ficaria verna, carex pilulifera, adoxa moschatellina, luzula pilosa, primula elatior, galeopsis tetrahit, ribes rubrum, robinia pseudoacacia, mespilus germanica