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