pinus sylvestris, prunus serotina, sorbus aucuparia, amelanchier lamarckii, avenella flexuosa, frangula alnus, quercus robur, betula pendula, dryopteris dilatata, polypodium vulgare, agrostis capillaris, carex pilulifera, galeopsis tetrahit, holcus mollis, pseudoscleropodium purum, quercus rubra