text: picea abies, pinus sylvestris, betula pendula, sorbus aucuparia, avenella flexuosa, maianthemum bifolium, melampyrum pratense, pleurozium schreberi, vaccinium myrtillus, quercus robur, acer platanoides, frangula alnus, moehringia trinervia, oxalis acetosella, pseudoscleropodium purum, acer pseudoplatanus, dicranum majus, dicranum polysetum, dicranum scoparium, dryopteris carthusiana, hylocomium splendens, luzula pilosa, plagiothecium curvifolium, plagiothecium laetum, pohlia nutans, polygonatum odoratum, polytrichum formosum, quercus rubra, sambucus racemosa, tetraphis pellucida