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