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