be, arr. leuven, betula pendula, agrostis capillaris, quercus robur, hypericum perforatum, holcus lanatus, teucrium scorodonia, pinus sylvestris, prunus serotina, cirsium arvense, rumex angiocarpus, castanea sativa, calluna vulgaris, carex pilulifera, luzula campestris, rumex acetosella, quercus rubra, achillea millefolium, calamagrostis epigejos, prunella vulgaris, cytisus scoparius, jacobaea vulgaris, avenella flexuosa, juncus conglomeratus, festuca rubra, molinia caerulea, holcus mollis, centaurium erythraea, stellaria graminea, veronica officinalis, salix caprea, hypochaeris radicata, trifolium repens, ranunculus repens, juncus effusus, pteridium aquilinum, festuca filiformis, anthoxanthum odoratum, frangula alnus, sorbus aucuparia, cirsium vulgare, juncus tenuis, deschampsia flexuosa, plantago lanceolata, trifolium dubium, arrhenatherum elatius, crepis capillaris, rumex acetosa, lotus corniculatus, tanacetum vulgare, cerastium fontanum