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