quercus robur, betula pubescens, dicranum scoparium, hypnum cupressiforme, polytrichum formosum, pseudoscleropodium purum, agrostis capillaris, avenella flexuosa, ceratocapnos claviculata, lonicera periclymenum, picea sitchensis, prunus serotina, quercus rubra, sorbus aucuparia, amelanchier lamarckii, dryopteris dilatata, frangula alnus