be, arr. nivelles, castanea sativa, quercus robur, lonicera periclymenum, hyacinthoides non-scripta, corylus avellana, hedera helix, polygonatum multiflorum, fagus sylvatica, teucrium scorodonia, pteridium aquilinum, sorbus aucuparia, quercus rubra, betula pendula, acer pseudoplatanus, carpinus betulus, betula pubescens, prunus avium, fraxinus excelsior, arum maculatum, ilex aquifolium, anemone nemorosa, lamium galeobdolon, sambucus nigra, frangula alnus, athyrium filix-femina, mespilus germanica, plantago subulata, adoxa moschatellina, holcus mollis, deschampsia flexuosa, dryopteris carthusiana, circaea lutetiana, dryopteris dilatata, avenella flexuosa, viola riviniana, dryopteris filix-mas, primula elatior, crataegus monogyna, quercus petraea, vaccinium myrtillus, prunus serotina, convallaria majalis, carex pilulifera, vinca minor, populus tremula, euphorbia amygdaloides, ajuga reptans, glechoma hederacea, ficaria verna, lathraea clandestina