be, arr. tongeren, fraxinus excelsior, corylus avellana, quercus robur, acer pseudoplatanus, hedera helix, lonicera periclymenum, arum maculatum, sambucus nigra, polygonatum multiflorum, geum urbanum, crataegus monogyna, betula pubescens, circaea lutetiana, adoxa moschatellina, sorbus aucuparia, prunus avium, glechoma hederacea, primula elatior, carpinus betulus, anemone nemorosa, lamium galeobdolon, betula pendula, urtica dioica, hyacinthoides non-scripta, ficaria verna, ribes rubrum, carex sylvatica, cornus sanguinea, fagus sylvatica, viburnum opulus, dryopteris filix-mas, paris quadrifolia, ulmus minor, mercurialis perennis, galium aparine, dryopteris carthusiana, alnus glutinosa, silene dioica, athyrium filix-femina, geranium robertianum, moehringia trinervia, neottia ovata, euonymus europaeus, viola riviniana, ajuga reptans, dryopteris dilatata, poa trivialis, angelica sylvestris, castanea sativa, populus tremula