be, arr. halle-vilvoorde, fraxinus excelsior, acer pseudoplatanus, hedera helix, sambucus nigra, corylus avellana, quercus robur, geum urbanum, arum maculatum, glechoma hederacea, galium aparine, urtica dioica, ficaria verna, circaea lutetiana, fagus sylvatica, crataegus monogyna, euonymus europaeus, ulmus minor, acer campestre, stachys sylvatica, prunus avium, carpinus betulus, anemone nemorosa, polygonatum multiflorum, poa trivialis, prunus padus, aegopodium podagraria, geranium robertianum, adoxa moschatellina, acer platanoides, silene dioica, ribes rubrum, cornus sanguinea, lamium galeobdolon, milium effusum, allium ursinum, alnus glutinosa, rubus caesius, carex sylvatica, moehringia trinervia, veronica hederifolia, heracleum sphondylium, poa nemoralis, primula elatior, mercurialis perennis, crataegus laevigata, paris quadrifolia, lolium giganteum, sorbus aucuparia, viburnum opulus, chaerophyllum temulum