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