lysimachia arvensis, convolvulus arvensis, avena fatua, bifora radians, capsella bursa-pastoris, erodium cicutarium, euphorbia exigua, myosotis arvensis, plantago lanceolata, polygonum aviculare, veronica hederifolia, elymus repens, rumex crispus, cichorium intybus, delphinium hispanicum, lycopsis arvensis, plantago media, sonchus asper