be, arr. maaseik, pinus sylvestris, prunus serotina, avenella flexuosa, deschampsia flexuosa, betula pendula, quercus robur, quercus rubra, pinus nigra, sorbus aucuparia, frangula alnus, calluna vulgaris, dryopteris carthusiana, vaccinium myrtillus, molinia caerulea, rumex angiocarpus, agrostis capillaris, rumex acetosella, dryopteris dilatata, corynephorus canescens, spergula morisonii, calamagrostis epigejos, viscum laxum, erigeron canadensis, amelanchier lamarckii, carex pilulifera, robinia pseudoacacia, agrostis vinealis, picea abies, fagus sylvatica, betula pubescens, senecio sylvaticus, carex arenaria, vaccinium vitis-idaea, hypericum perforatum, impatiens parviflora, quercus petraea, ceratocapnos claviculata, lonicera periclymenum, pseudotsuga menziesii, holcus lanatus, pinus strobus, hypochaeris radicata, holcus mollis, cytisus scoparius, populus tremula, festuca ovina, festuca filiformis, melampyrum pratense, galium saxatile, rubus idaeus