be, arr. oudenaarde, fraxinus excelsior, arum maculatum, acer pseudoplatanus, urtica dioica, sambucus nigra, galanthus nivalis, corylus avellana, heracleum sphondylium, hedera helix, silene dioica, galium aparine, glechoma hederacea, hyacinthoides non-scripta, allium ursinum, ficaria verna, adoxa moschatellina, circaea lutetiana, lamium galeobdolon, alnus glutinosa, geum urbanum, crataegus monogyna, quercus robur, primula elatior, stachys sylvatica, angelica sylvestris, lathraea clandestina, castanea sativa, ribes rubrum, filipendula ulmaria, ranunculus repens, geranium robertianum, symphytum officinale, arum italicum, anemone nemorosa, fagus sylvatica, polygonatum multiflorum, cardamine pratensis, poa trivialis, prunus avium, ulmus minor, mercurialis perennis, populus canadensis, viburnum opulus, pulmonaria officinalis, cornus sanguinea, carpinus betulus, cirsium oleraceum, acer campestre, equisetum telmateia, humulus lupulus