be, arr. nivelles, fraxinus excelsior, acer pseudoplatanus, dryopteris carthusiana, circaea lutetiana, athyrium filix-femina, alnus glutinosa, quercus robur, fagus sylvatica, urtica dioica, lonicera periclymenum, carex remota, juncus effusus, corylus avellana, glechoma hederacea, carpinus betulus, dryopteris dilatata, hedera helix, quercus rubra, deschampsia cespitosa, anemone nemorosa, geum urbanum, sorbus aucuparia, sambucus nigra, castanea sativa, betula pendula, ranunculus repens, lamium galeobdolon, carex sylvatica, ajuga reptans, eupatorium cannabinum, lysimachia vulgaris, arum maculatum, stachys sylvatica, oxalis acetosella, lycopus europaeus, galeopsis tetrahit, geranium robertianum, filipendula ulmaria, carex acutiformis, dryopteris filix-mas, prunus serotina, scrophularia nodosa, polygonatum multiflorum, ficaria verna, cardamine pratensis, galium aparine, pteridium aquilinum, impatiens parviflora, primula elatior, frangula alnus