quercus robur, quercus rubra, avenella flexuosa, lonicera periclymenum, molinia caerulea, frangula alnus, sorbus aucuparia, pteridium aquilinum, betula pubescens, prunus serotina, betula pendula, dicranella heteromalla, dicranum scoparium, fagus sylvatica, hypnum cupressiforme, mnium hornum