castanea sativa, corylus avellana, euonymus europaeus, cornus mas, crataegus monogyna, ostrya carpinifolia, staphylea pinnata, cruciata laevipes, cytisus scoparius, daphne mezereum, euphorbia amygdaloides, galium odoratum, hedera helix, lathyrus vernus, lilium bulbiferum, lonicera caprifolium, polygonatum multiflorum, pulmonaria saccharata