tussilago farfara, arrhenatherum elatius, cirsium arvense, elymus repens, fraxinus excelsior, funaria hygrometrica, ranunculus repens, agrostis stolonifera, capsella bursa-pastoris, cerastium holosteoides, ceratodon purpureus, dactylis glomerata, matricaria chamomilla, poa annua, poa pratensis, ranunculus acris, urtica dioica, veronica persica