text: apera spica-venti, ceratodon purpureus, arenaria serpyllifolia, centaurea cyanus, elymus repens, myosotis arvensis, rumex acetosella, scleranthus annuus, sherardia arvensis, stellaria media, thlaspi arvense, trifolium arvense, tripleurospermum inodorum, valerianella dentata, veronica arvensis, vicia hirsuta, vicia sativa, viola arvensis, anthemis arvensis, aphanes arvensis, fallopia convolvulus, lapsana communis, ranunculus repens, capsella bursa-pastoris, roemeria argemone, trifolium campestre