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