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