be, arr. oudenaarde, acer pseudoplatanus, corylus avellana, fraxinus excelsior, sambucus nigra, quercus robur, castanea sativa, lamium galeobdolon, primula elatior, polygonatum multiflorum, hedera helix, arum maculatum, anemone nemorosa, lonicera periclymenum, athyrium filix-femina, adoxa moschatellina, prunus avium, fagus sylvatica, quercus rubra, sorbus aucuparia, ficaria verna, hyacinthoides non-scripta, circaea lutetiana, carpinus betulus, populus canadensis, alnus glutinosa, urtica dioica, glechoma hederacea, geum urbanum, ribes rubrum, galanthus nivalis, dryopteris dilatata, prunus serotina, silene dioica, angelica sylvestris, heracleum sphondylium, crataegus monogyna, viburnum opulus, alnus incana, dryopteris carthusiana, filipendula ulmaria, dryopteris filix-mas, allium ursinum, cardamine pratensis, ajuga reptans, paris quadrifolia, galium aparine, carex sylvatica, vinca minor, stachys sylvatica, geranium robertianum