allium ursinum, fraxinus excelsior, acer pseudoplatanus, tilia platyphyllos, hedera helix, arum maculatum, corylus avellana, mercurialis perennis, ornithogalum pyrenaicum, polygonatum multiflorum, acer campestre, acer platanoides, aesculus hippocastanum, asplenium scolopendrium, carpinus betulus, crataegus laevigata, daphne laureola, dryopteris filix-mas, helleborus foetidus, lathyrus vernus, lonicera xylosteum, orchis mascula, phyteuma spicatum, prunus avium, quercus robur, viola reichenbachiana