alnus glutinosa, oreopteris limbosperma, buxus sempervirens, castanea sativa, circaea alpina, corylus avellana, dioscorea communis, frangula alnus, geranium purpureum, glechoma hederacea, hedera colchica, hypericum androsaemum, juncus effusus, lactuca macrophylla, petasites albus, petasites hybridus, rhododendron ponticum, rubus platyphyllus, sambucus ebulus, trachystemon orientale, urtica dioica