be, arr. nivelles, fraxinus excelsior, urtica dioica, corylus avellana, quercus robur, alnus glutinosa, acer pseudoplatanus, galium aparine, sambucus nigra, hedera helix, geum urbanum, glechoma hederacea, lonicera periclymenum, circaea lutetiana, arum maculatum, athyrium filix-femina, carpinus betulus, prunus avium, ficaria verna, ranunculus repens, fagus sylvatica, crataegus monogyna, stachys sylvatica, filipendula ulmaria, primula elatior, lamium galeobdolon, poa trivialis, heracleum sphondylium, anemone nemorosa, galeopsis tetrahit, viburnum opulus, geranium robertianum, polygonatum multiflorum, angelica sylvestris, juncus effusus, carex sylvatica, dryopteris filix-mas, cornus sanguinea, dryopteris carthusiana, adoxa moschatellina, ribes rubrum, solanum dulcamara, deschampsia cespitosa, carex remota, betula pendula, salix caprea, ulmus minor, sorbus aucuparia, silene dioica, scrophularia nodosa, humulus lupulus