it, pesaro e urbino, hedera helix, acer campestre, ligustrum vulgare, cornus sanguinea, fraxinus ornus, crataegus monogyna, cornus mas, hippocrepis emerus, ostrya carpinifolia, euonymus europaeus, quercus pubescens, clematis vitalba, asparagus acutifolius, viola alba, ruscus aculeatus, dioscorea communis, lonicera caprifolium, primula vulgaris, corylus avellana, brachypodium sylvaticum, prunus spinosa, rubia peregrina, ulmus minor, primula acaulis, hepatica nobilis, rubus ulmifolius, aegonychon purpurocaeruleum, viola reichenbachiana, lonicera xylosteum, buglossoides purpurocaerulea, lonicera etrusca, melittis melissophyllum, juniperus communis, rosa blondaeana, acer monspessulanum, quercus cerris, cormus domestica, acer obtusatum, carpinus betulus, campanula trachelium, brachypodium pinnatum, euphorbia amygdaloides, melica uniflora, helleborus foetidus, quercus ilex, daphne laureola, torminalis glaberrima, cytisophyllum sessilifolium, rosa canina, carex flacca