de, städteregion aachen, fagus sylvatica, picea abies, luzula luzuloides, avenella flexuosa, deschampsia flexuosa, vaccinium myrtillus, dryopteris carthusiana, quercus petraea, oxalis acetosella, carex pilulifera, sorbus aucuparia, quercus robur, pinus sylvestris, athyrium filix-femina, abies alba, rubus idaeus, betula pendula, luzula pilosa, deschampsia cespitosa, juncus effusus, sambucus racemosa, pteridium aquilinum, dryopteris dilatata, frangula alnus, carpinus betulus, acer pseudoplatanus, anemone nemorosa, senecio ovatus, holcus mollis, milium effusum, molinia caerulea, dryopteris filix-mas, galeopsis tetrahit, maianthemum bifolium, lonicera periclymenum, melampyrum pratense, agrostis capillaris, scrophularia nodosa, carex remota, luzula sylvatica, digitalis purpurea, teucrium scorodonia, carex brizoides, moehringia trinervia, calluna vulgaris, poa nemoralis, alnus glutinosa, galium saxatile, carex sylvatica, fraxinus excelsior