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