quercus petraea, fagus sylvatica, avenella flexuosa, betula pendula, hedera helix, ilex aquifolium, lonicera periclymenum, polytrichum formosum, pseudoscleropodium purum, pteridium aquilinum, castanea sativa, convallaria majalis, euphorbia hyberna, hypnum cupressiforme, torminalis glaberrima