fagus sylvatica, impatiens noli-tangere, helleborus odorus, acer pseudoplatanus, allium ursinum, arum maculatum, chaerophyllum aureum, dryopteris filix-mas, euphorbia amygdaloides, galium aparine, galium odoratum, geranium robertianum, mycelis muralis, rubus idaeus, scrophularia scopolii, viola riviniana