be, arr. maaseik, quercus robur, lonicera periclymenum, betula pendula, castanea sativa, frangula alnus, pinus sylvestris, fagus sylvatica, sorbus aucuparia, quercus rubra, ilex aquifolium, avenella flexuosa, prunus serotina, hedera helix, corylus avellana, deschampsia flexuosa, dryopteris carthusiana, pteridium aquilinum, teucrium scorodonia, molinia caerulea, carex pilulifera, betula pubescens, calluna vulgaris, vaccinium myrtillus, dryopteris dilatata, carpinus betulus, holcus mollis, polygonatum multiflorum, sambucus nigra, prunus avium, pseudotsuga menziesii, crataegus monogyna, acer pseudoplatanus, fraxinus excelsior, quercus petraea, populus tremula, cytisus scoparius, robinia pseudoacacia, hyacinthoides non-scripta, galeopsis tetrahit, agrostis capillaris, ceratocapnos claviculata, mespilus germanica, dryopteris filix-mas, glechoma hederacea, urtica dioica, pinus nigra, moehringia trinervia, convallaria majalis, salix caprea, lamium galeobdolon