quercus petraea, pteridium aquilinum, betula pubescens, torminalis glaberrima, avenella flexuosa, carpinus betulus, castanea sativa, convallaria majalis, dicranum scoparium, frangula alnus, hypnum cupressiforme, leucobryum glaucum, lonicera periclymenum, pleurozium schreberi, polytrichum formosum, calluna vulgaris, calypogeia fissa, ilex aquifolium