solanum tuberosum, elymus repens, fumaria vaillantii, sinapis arvensis, arenaria serpyllifolia, buglossoides arvensis, capsella bursa-pastoris, caucalis platycarpos, chaenorhinum minus, convolvulus arvensis, galium tricornutum, lamium amplexicaule, lysimachia arvensis, lysimachia foemina, papaver rhoeas, persicaria lapathifolia, stachys annua