lactuca sativa, polypogon monspeliensis, chenopodiastrum murale, lepidium didymum, ranunculus trilobus, helosciadium nodiflorum, juncus bufonius, persicaria lapathifolia, poa annua, senecio vulgaris, sonchus asper, sonchus oleraceus, juncus hybridus, nasturtium officinale, urtica urens