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