text: picea abies, betula pendula, corylus avellana, pteridium aquilinum, rubus nigricans, abies alba, prunus cerasus, sorbus aucuparia, frangula alnus, pinus sylvestris, sambucus racemosa, brachytheciastrum velutinum, maianthemum bifolium, oxalis acetosella, plagiothecium curvifolium, quercus robur, sciuro-hypnum oedipodium, vaccinium myrtillus, athyrium filix-femina, atrichum undulatum, carex pilulifera, dicranella heteromalla, dryopteris carthusiana, dryopteris dilatata, fagus sylvatica, lophocolea heterophylla, luzula pilosa, polytrichum formosum, ptilium crista-castrensis, rubus idaeus, senecio ovatus, viola riviniana