be, arr. oudenaarde, acer pseudoplatanus, quercus robur, fraxinus excelsior, corylus avellana, lonicera periclymenum, hedera helix, castanea sativa, sambucus nigra, hyacinthoides non-scripta, fagus sylvatica, polygonatum multiflorum, sorbus aucuparia, crataegus monogyna, arum maculatum, prunus avium, lamium galeobdolon, anemone nemorosa, carpinus betulus, glechoma hederacea, dryopteris dilatata, urtica dioica, ilex aquifolium, geum urbanum, circaea lutetiana, betula pubescens, athyrium filix-femina, quercus rubra, alnus glutinosa, ficaria verna, betula pendula, dryopteris filix-mas, pteridium aquilinum, ribes rubrum, adoxa moschatellina, prunus serotina, silene dioica, dryopteris carthusiana, galium aparine, holcus mollis, primula elatior, viburnum opulus, ulmus minor, teucrium scorodonia, frangula alnus, geranium robertianum, carex sylvatica, viola riviniana, heracleum sphondylium, populus canadensis, stachys sylvatica