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