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