quercus robur, sorbus aucuparia, pteridium aquilinum, betula pubescens, frangula alnus, castanea sativa, polytrichum formosum, amelanchier lamarckii, carex pilulifera, corylus avellana, dicranella heteromalla, lophocolea heterophylla, mnium hornum, prunus serotina, quercus rubra