text: apera spica-venti, papaver dubium, silene latifolia, veronica triphyllos, arenaria serpyllifolia, convolvulus arvensis, draba verna, scleranthus annuus, aphanes arvensis, arabidopsis thaliana, chenopodium album, delphinium consolida, elymus repens, holosteum umbellatum, myosotis stricta, polygonum aviculare, roemeria argemone, rumex acetosella, trifolium arvense, veronica hederifolia, viola arvensis, capsella bursa-pastoris