stellaria media, arabidopsis thaliana, gnaphalium uliginosum, viola arvensis, arenaria serpyllifolia, elymus repens, aphanes arvensis, draba verna, scleranthus annuus, veronica triphyllos, capsella bursa-pastoris, equisetum arvense, holosteum umbellatum, trifolium repens, veronica arvensis, veronica hederifolia, vicia hirsuta