centaurea cyanus, veronica triphyllos, capsella bursa-pastoris, stellaria media, apera spica-venti, buglossoides arvensis, draba verna, elymus repens, veronica hederifolia, viola arvensis, arenaria serpyllifolia, holosteum umbellatum, myosotis stricta, myosurus minimus, scleranthus annuus, tripleurospermum inodorum