castanea sativa, ilex aquifolium, tilia cordata, molinia arundinacea, robinia pseudoacacia, hedera helix, acer pseudoplatanus, fraxinus excelsior, prunus avium, corylus avellana, pteridium aquilinum, sorbus aucuparia, athyrium filix-femina, picea abies, polygonatum multiflorum, prunus serotina, rubus curtiglandulosus, viola reichenbachiana