text: quercus petraea, fagus sylvatica, avenella flexuosa, vaccinium myrtillus, convallaria majalis, pinus sylvestris, sorbus aucuparia, maianthemum bifolium, oxalis acetosella, calamagrostis arundinacea, carex pilulifera, dicranum scoparium, dryopteris carthusiana, frangula alnus, lonicera periclymenum, luzula pilosa, polygonatum odoratum, pteridium aquilinum, vaccinium vitis-idaea