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