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