cruciata laevipes, silene latifolia, arum italicum, ballota nigra, ficaria verna, galium album, picris hieracioides, plantago media, polygonum aviculare, potentilla reptans, stellaria media, artemisia vulgaris, daucus carota, erigeron canadensis, helminthotheca echioides, lamium purpureum, lysimachia arvensis, mercurialis annua, sonchus oleraceus, urtica dioica, verbena officinalis