text: hordeum vulgare, matricaria chamomilla, fallopia convolvulus, persicaria lapathifolia, arenaria serpyllifolia, capsella bursa-pastoris, chenopodium album, galeopsis tetrahit, gnaphalium uliginosum, lysimachia arvensis, myosotis arvensis, polygonum aviculare, sonchus arvensis, stellaria media, vicia sativa, viola arvensis