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