frangula alnus, quercus robur, sorbus aucuparia, maianthemum bifolium, lonicera periclymenum, amelanchier lamarckii, avenella flexuosa, fagus sylvatica, galeopsis tetrahit, hedera helix, hypnum cupressiforme, impatiens noli-tangere, mnium hornum, molinia caerulea, polygonatum multiflorum, polytrichum formosum, prunus serotina