viola arvensis, buglossoides arvensis, agrostemma githago, arenaria serpyllifolia, camelina microcarpa, capsella bursa-pastoris, cirsium arvense, descurainia sophia, galeopsis tetrahit, galium spurium, lapsana communis, adonis aestivalis, anthemis arvensis, convolvulus arvensis, roemeria argemone, scandix pecten-veneris, veronica hederifolia, lamium purpureum