text: anthoxanthum aristatum, anthemis arvensis, apera spica-venti, arnoseris minima, buglossoides arvensis, centaurea cyanus, convolvulus arvensis, draba verna, erodium cicutarium, fallopia convolvulus, persicaria lapathifolia, polygonum aviculare, scleranthus annuus, spergula morisonii, stellaria graminea, teesdalia nudicaulis, veronica arvensis, veronica dillenii, viola arvensis