text: sambucus ebulus, urtica dioica, bromus sterilis, galium aparine, poa trivialis, arctium minus, cirsium vulgare, geranium dissectum, medicago arabica, ranunculus acris, veronica persica, anthriscus sylvestris, arum italicum, convolvulus arvensis, euphorbia helioscopia, helminthotheca echioides, potentilla reptans, rumex crispus, ulmus minor