it, viterbo, fraxinus ornus, hedera helix, carpinus betulus, fagus sylvatica, acer campestre, melica uniflora, viola reichenbachiana, castanea sativa, crataegus monogyna, ruscus aculeatus, dioscorea communis, quercus cerris, corylus avellana, primula vulgaris, cornus mas, polystichum setiferum, lathyrus venetus, prunus avium, lonicera caprifolium, ostrya carpinifolia, primula acaulis, euphorbia amygdaloides, torminalis glaberrima, sanicula europaea, rosa arvensis, cardamine bulbifera, pteridium aquilinum, lactuca muralis, daphne laureola, fragaria vesca, clematis vitalba, acer obtusatum, euonymus europaeus, symphytum tuberosum, brachypodium sylvaticum, melittis melissophyllum, viola alba, festuca heterophylla, mycelis muralis, quercus petraea, potentilla micrantha, acer pseudoplatanus, ajuga reptans, festuca drymeja, cornus sanguinea, campanula trachelium, carex sylvatica, geum urbanum, galium odoratum, mercurialis perennis