alyssum alyssoides, arenaria serpyllifolia, convolvulus arvensis, holosteum umbellatum, achillea virescens, arabidopsis thaliana, artemisia absinthium, buglossoides arvensis, capsella bursa-pastoris, descurainia sophia, draba verna, galium spurium, lamium amplexicaule, lamium purpureum, veronica hederifolia, veronica triphyllos, vicia sativa, viola arvensis, centaurea cyanus