text: pteridium aquilinum, pinus sylvestris, maianthemum bifolium, vaccinium myrtillus, vaccinium vitis-idaea, betula pubescens, sorbus aucuparia, betula pendula, picea abies, avenella flexuosa, melampyrum pratense, pleurozium schreberi, quercus robur, dicranum polysetum, luzula pilosa, dicranum scoparium, hieracium umbellatum, hylocomium splendens