quercus petraea, quercus robur, betula pendula, avenella flexuosa, carex arenaria, carex pilulifera, carex reichenbachii, dicranum polysetum, dicranum scoparium, fagus sylvatica, festuca filiformis, frangula alnus, hypnum cupressiforme, polytrichum formosum, polytrichum juniperinum, populus tremula