quercus robur, corylus avellana, betula pendula, sambucus nigra, amelanchier lamarckii, frangula alnus, sorbus aucuparia, fraxinus excelsior, lonicera periclymenum, pinus sylvestris, prunus serotina, rubus idaeus, avenella flexuosa, carex pilulifera, deschampsia cespitosa, dryopteris dilatata, maianthemum bifolium, pteridium aquilinum