be, arr. aalst, acer pseudoplatanus, corylus avellana, fraxinus excelsior, quercus robur, sambucus nigra, hedera helix, arum maculatum, polygonatum multiflorum, lonicera periclymenum, anemone nemorosa, castanea sativa, hyacinthoides non-scripta, lamium galeobdolon, adoxa moschatellina, primula elatior, prunus avium, fagus sylvatica, circaea lutetiana, sorbus aucuparia, ficaria verna, athyrium filix-femina, carpinus betulus, geum urbanum, glechoma hederacea, quercus rubra, urtica dioica, crataegus monogyna, ribes rubrum, silene dioica, alnus glutinosa, dryopteris carthusiana, dryopteris dilatata, dryopteris filix-mas, carex sylvatica, paris quadrifolia, galium aparine, viburnum opulus, ulmus minor, stachys sylvatica, populus canadensis, prunus serotina, allium ursinum, heracleum sphondylium, geranium robertianum, ilex aquifolium, milium effusum, betula pendula, angelica sylvestris, cornus sanguinea, mercurialis perennis