fagus sylvatica, castanea sativa, quercus robur, quercus petraea, ilex aquifolium, sorbus aucuparia, avenella flexuosa, betula pendula, leucobryum glaucum, erica cinerea, hylocomium splendens, pleurozium schreberi, polytrichum formosum, pseudoscleropodium purum, pseudotsuga menziesii, pteridium aquilinum