text: pinus sylvestris, picea abies, avenella flexuosa, pseudoscleropodium purum, maianthemum bifolium, melampyrum pratense, polytrichum formosum, sorbus aucuparia, vaccinium myrtillus, quercus robur, dryopteris carthusiana, frangula alnus, dicranum scoparium, lophocolea heterophylla, luzula pilosa, plagiothecium curvifolium, pleurozium schreberi, quercus rubra, tetraphis pellucida