text: populus nigra, rubus caesius, urtica dioica, humulus lupulus, aegopodium podagraria, elymus caninus, glechoma hederacea, phalaris arundinacea, acer negundo, arctium minus, calystegia sepium, cirsium arvense, cirsium palustre, erigeron annuus, heracleum sphondylium, impatiens parviflora, lamium maculatum, parietaria officinalis, poa nemoralis, sambucus nigra, stellaria nemorum, symphytum officinale, ulmus laevis