text: pteridium aquilinum, quercus robur, avenella flexuosa, vaccinium myrtillus, betula pubescens, carex pilulifera, castanea sativa, hypericum pulchrum, lonicera periclymenum, polytrichum formosum, hypnum cupressiforme, teucrium scorodonia, atrichum undulatum, dicranella heteromalla, dicranum scoparium, mnium hornum, quercus petraea