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