quercus robur, corylus avellana, sorbus aucuparia, viburnum opulus, lonicera periclymenum, alnus glutinosa, sambucus nigra, acer pseudoplatanus, crataegus monogyna, athyrium filix-femina, dryopteris carthusiana, dryopteris filix-mas, prunus avium, hedera helix, quercus rubra, scrophularia nodosa