text: lolium perenne, polycarpon tetraphyllum, rostraria cristata, amaranthus deflexus, carduus pycnocephalus, chenopodium album, dactylis glomerata, hordeum murinum, lolium rigidum, malva nicaeensis, matricaria chamomilla, medicago minima, plantago weldenii, sisymbrium officinale, sonchus oleraceus, trifolium nigrescens