pteridium aquilinum, quercus petraea, betula pubescens, avenella flexuosa, castanea sativa, convallaria majalis, frangula alnus, hypnum cupressiforme, lonicera periclymenum, mespilus germanica, pseudoscleropodium purum, torminalis glaberrima, dicranum scoparium, fagus sylvatica, hedera helix