be, arr. leuven, quercus robur, betula pendula, agrostis capillaris, holcus lanatus, teucrium scorodonia, prunus serotina, cirsium arvense, quercus rubra, juncus effusus, pinus sylvestris, ranunculus repens, hypericum perforatum, urtica dioica, castanea sativa, juncus conglomeratus, holcus mollis, salix caprea, sorbus aucuparia, lonicera periclymenum, acer pseudoplatanus, glechoma hederacea, stellaria graminea, fagus sylvatica, achillea millefolium, carex pilulifera, luzula campestris, pteridium aquilinum, arrhenatherum elatius, rumex angiocarpus, cytisus scoparius, frangula alnus, anthoxanthum odoratum, prunella vulgaris, calluna vulgaris, avenella flexuosa, molinia caerulea, rumex acetosa, dryopteris carthusiana, trifolium repens, festuca rubra, corylus avellana, plantago lanceolata, calamagrostis epigejos, rumex acetosella, juncus tenuis, deschampsia flexuosa, galeopsis tetrahit, cerastium holosteoides, fraxinus excelsior, cirsium vulgare