alyssum alyssoides, arenaria serpyllifolia, convolvulus arvensis, lolium rigidum, bromus racemosus, centaurea cyanus, lysimachia vulgaris, vicia sativa, bromus squarrosus, buglossoides arvensis, camelina microcarpa, lathyrus tuberosus, medicago minima, roemeria argemone, veronica hederifolia, veronica triphyllos, veronica verna, vicia hirsuta, viola arvensis