quercus robur, dryopteris expansa, betula pendula, picea abies, alnus glutinosa, oxalis acetosella, vaccinium myrtillus, sorbus aucuparia, atriplex prostrata, prunus padus, acer platanoides, carex canescens, frangula alnus, fraxinus excelsior, populus tremula, rubus idaeus, tilia cordata