quercus petraea, ilex aquifolium, castanea sativa, fagus sylvatica, pinus strobus, sorbus aucuparia, quercus robur, avenella flexuosa, dicranum scoparium, frangula alnus, leucobryum glaucum, pleurozium schreberi, polytrichum formosum, pteridium aquilinum, vaccinium myrtillus