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