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