be, arr. hasselt, quercus robur, quercus rubra, prunus serotina, sorbus aucuparia, lonicera periclymenum, betula pendula, castanea sativa, dryopteris carthusiana, frangula alnus, corylus avellana, acer pseudoplatanus, dryopteris dilatata, pinus sylvestris, fagus sylvatica, molinia caerulea, deschampsia flexuosa, teucrium scorodonia, avenella flexuosa, betula pubescens, vaccinium myrtillus, sambucus nigra, athyrium filix-femina, juncus effusus, holcus mollis, pteridium aquilinum, polygonatum multiflorum, fraxinus excelsior, carex pilulifera, agrostis capillaris, urtica dioica, alnus glutinosa, hedera helix, galeopsis tetrahit, prunus avium, anemone nemorosa, glechoma hederacea, convallaria majalis, carpinus betulus, holcus lanatus, moehringia trinervia, salix caprea, ilex aquifolium, robinia pseudoacacia, populus tremula, lamium galeobdolon, ranunculus repens, calluna vulgaris, populus canadensis, crataegus monogyna, geum urbanum