quercus robur, fagus sylvatica, frangula alnus, sorbus aucuparia, corylus avellana, alnus glutinosa, betula pendula, betula pubescens, hedera helix, lonicera periclymenum, avenella flexuosa, dryopteris dilatata, ilex aquifolium, leucobryum glaucum, molinia caerulea, pteridium aquilinum