text: hedera helix, crataegus monogyna, populus canadensis, alnus glutinosa, prunus spinosa, alliaria petiolata, ficaria verna, fraxinus excelsior, prunus padus, rubus caesius, urtica dioica, arum maculatum, cornus sanguinea, geranium robertianum, glechoma hederacea, ribes rubrum, phalaris arundinacea, sambucus nigra, viburnum opulus, brachythecium rutabulum, kindbergia praelonga, ornithogalum umbellatum