be, arr. aalst, acer pseudoplatanus, corylus avellana, fraxinus excelsior, quercus robur, hedera helix, lonicera periclymenum, sambucus nigra, polygonatum multiflorum, anemone nemorosa, arum maculatum, sorbus aucuparia, primula elatior, prunus avium, ribes rubrum, ficaria verna, lamium galeobdolon, adoxa moschatellina, geum urbanum, fagus sylvatica, glechoma hederacea, athyrium filix-femina, circaea lutetiana, castanea sativa, carpinus betulus, alnus glutinosa, urtica dioica, crataegus monogyna, silene dioica, populus canadensis, hyacinthoides non-scripta, galium aparine, quercus rubra, viburnum opulus, angelica sylvestris, filipendula ulmaria, heracleum sphondylium, dryopteris dilatata, dryopteris carthusiana, paris quadrifolia, betula pendula, prunus serotina, poa trivialis, stachys sylvatica, dryopteris filix-mas, geranium robertianum, ulmus minor, carex sylvatica, cornus sanguinea, betula pubescens, ajuga reptans