euphorbia maculata, eragrostis pilosa, hordeum murinum, polycarpon tetraphyllum, rostraria cristata, amaranthus crispus, cynodon dactylon, digitaria sanguinalis, eleusine indica, eragrostis cilianensis, eragrostis minor, erigeron bonariensis, herniaria hirsuta, marrubium peregrinum, plantago major