quercus robur, acer pseudoplatanus, hedera helix, prunus serotina, sambucus nigra, betula pendula, corylus avellana, crataegus monogyna, frangula alnus, prunus avium, ribes rubrum, solanum dulcamara, sorbus aucuparia, dryopteris dilatata, fagus sylvatica, geranium robertianum, lonicera periclymenum, moehringia trinervia, polygonatum multiflorum, polypodium vulgare, pteridium aquilinum, robinia pseudoacacia