avena barbata, bromus diandrus, chenopodium album, convolvulus arvensis, hordeum murinum, lamium purpureum, papaver rhoeas, poa pratensis, rumex obtusifolius, stellaria media, trifolium pratense, valerianella locusta, arum italicum, capsella bursa-pastoris, euphorbia helioscopia, geranium molle, malva sylvestris, salvia verbenaca, sonchus asper, sonchus oleraceus