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