be, arr. kortrijk, castanea sativa, corylus avellana, quercus robur, fraxinus excelsior, acer pseudoplatanus, hedera helix, sambucus nigra, arum maculatum, lonicera periclymenum, polygonatum multiflorum, lamium galeobdolon, quercus rubra, heracleum sphondylium, prunus avium, adoxa moschatellina, galanthus nivalis, hyacinthoides non-scripta, sorbus aucuparia, urtica dioica, primula elatior, galium aparine, ribes rubrum, crataegus monogyna, viburnum opulus, glechoma hederacea, anemone nemorosa, fagus sylvatica, carpinus betulus, ficaria verna, mespilus germanica, geum urbanum, cornus sanguinea, alnus glutinosa, silene dioica, stachys sylvatica, ranunculus repens, prunus serotina, robinia pseudoacacia, ilex aquifolium, populus canadensis, ulmus minor, circaea lutetiana, betula pendula, pulmonaria officinalis, vinca minor, arum italicum, poa trivialis, frangula alnus, athyrium filix-femina, geranium robertianum