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