picea abies, pseudoscleropodium purum, pseudotsuga menziesii, prunus serotina, avenella flexuosa, sorbus aucuparia, brachythecium rutabulum, kindbergia praelonga, polytrichum commune, ceratocapnos claviculata, galium saxatile, holcus lanatus, amelanchier lamarckii, quercus robur, dryopteris carthusiana, frangula alnus