castanea sativa, fagus sylvatica, pteridium aquilinum, agrostis capillaris, cruciata glabra, festuca heterophylla, phyteuma ovatum, dryopteris filix-mas, euphorbia amygdaloides, helleborus viridis, polypodium interjectum, sambucus nigra, saxifraga rotundifolia, symphytum tuberosum, viola reichenbachiana