be, arr. leuven, fraxinus excelsior, quercus robur, acer pseudoplatanus, corylus avellana, athyrium filix-femina, alnus glutinosa, lonicera periclymenum, circaea lutetiana, urtica dioica, sambucus nigra, hedera helix, glechoma hederacea, primula elatior, filipendula ulmaria, geum urbanum, dryopteris carthusiana, anemone nemorosa, ficaria verna, sorbus aucuparia, angelica sylvestris, carpinus betulus, fagus sylvatica, dryopteris dilatata, lamium galeobdolon, carex remota, polygonatum multiflorum, crataegus monogyna, ajuga reptans, ribes rubrum, viburnum opulus, galium aparine, arum maculatum, deschampsia cespitosa, prunus avium, betula pubescens, geranium robertianum, cardamine pratensis, carex sylvatica, poa trivialis, juncus effusus, adoxa moschatellina, populus canadensis, silene dioica, ranunculus repens, dryopteris filix-mas, paris quadrifolia, stachys sylvatica, betula pendula, alnus incana, humulus lupulus