quercus robur, pseudotsuga menziesii, pteridium aquilinum, hedera helix, fagus sylvatica, hypnum cupressiforme, maianthemum bifolium, sorbus aucuparia, leucobryum glaucum, vaccinium myrtillus, brachythecium rutabulum, ilex aquifolium, mnium hornum, molinia caerulea, prunus serotina, tetraphis pellucida, avenella flexuosa, ceratocapnos claviculata, dicranum scoparium