quercus petraea, pteridium aquilinum, corylus avellana, ilex aquifolium, lonicera periclymenum, sorbus aucuparia, betula pendula, carpinus betulus, convallaria majalis, fagus sylvatica, frangula alnus, avenella flexuosa, hedera helix, malus sylvestris, mespilus germanica, polytrichum formosum