text: apera spica-venti, fallopia convolvulus, viola arvensis, arabidopsis thaliana, crepis tectorum, elymus repens, mentha arvensis, persicaria lapathifolia, rumex acetosella, stachys palustris, stellaria media, tripleurospermum inodorum, capsella bursa-pastoris, poa annua, vicia hirsuta, vicia sativa