kickxia spuria, chaenorhinum minus, bombycilaena erecta, euphorbia exigua, fallopia convolvulus, galeopsis angustifolia, helminthotheca echioides, lactuca virosa, lysimachia arvensis, medicago sativa, nigella hispanica, papaver dubium, polygonum aviculare, sonchus asper, verbena officinalis, veronica arvensis