be, arr. antwerpen, quercus robur, acer pseudoplatanus, prunus serotina, quercus rubra, sorbus aucuparia, sambucus nigra, fraxinus excelsior, lonicera periclymenum, corylus avellana, urtica dioica, dryopteris dilatata, fagus sylvatica, alnus glutinosa, dryopteris carthusiana, betula pendula, castanea sativa, glechoma hederacea, hedera helix, populus canadensis, athyrium filix-femina, geum urbanum, frangula alnus, ribes rubrum, galium aparine, crataegus monogyna, betula pubescens, poa trivialis, circaea lutetiana, juncus effusus, galeopsis tetrahit, potentilla indica, polygonatum multiflorum, moehringia trinervia, anemone nemorosa, prunus avium, impatiens parviflora, robinia pseudoacacia, lamium galeobdolon, ficaria verna, prunus padus, ilex aquifolium, alnus incana, amelanchier lamarckii, silene dioica, carex remota, geranium robertianum, ranunculus repens, viburnum opulus, rhododendron ponticum, pinus sylvestris