hordeum vulgare, centaurea cyanus, galium tricornutum, lepidium campestre, papaver rhoeas, vicia pannonica, agrostemma githago, avena fatua, lathyrus aphaca, avena sativa, buglossoides arvensis, bupleurum rotundifolium, caucalis platycarpos, chenopodium album, cirsium arvense, convolvulus arvensis, euphorbia exigua, euphorbia falcata, fallopia convolvulus, galeopsis angustifolia, melilotus officinalis, polycnemum arvense, polygonum aviculare, ranunculus arvensis, scandix pecten-veneris, sinapis arvensis, sonchus oleraceus, vicia sativa, viola arvensis