be, arr. oudenaarde, arum maculatum, acer pseudoplatanus, hyacinthoides non-scripta, fraxinus excelsior, castanea sativa, hedera helix, galanthus nivalis, sambucus nigra, corylus avellana, lamium galeobdolon, allium ursinum, fagus sylvatica, heracleum sphondylium, urtica dioica, adoxa moschatellina, silene dioica, arum italicum, circaea lutetiana, polygonatum multiflorum, glechoma hederacea, quercus robur, ficaria verna, prunus avium, galium aparine, geum urbanum, asplenium scolopendrium, crataegus monogyna, mercurialis perennis, primula elatior, anemone nemorosa, stachys sylvatica, carpinus betulus, ribes rubrum, lathraea clandestina, ulmus minor, pulmonaria officinalis, geranium robertianum, acer campestre, cornus sanguinea, rhododendron ponticum, ilex aquifolium, lonicera periclymenum, quercus rubra, alnus glutinosa, viburnum opulus, dryopteris filix-mas, symphoricarpos albus, paris quadrifolia, aesculus hippocastanum, vinca minor