dysphania multifida, amaranthus deflexus, cenchrus ciliaris, erigeron bonariensis, bidens pilosa, bromus catharticus, eragrostis barrelieri, forsskaolea angustifolia, polycarpon tetraphyllum, alternanthera caracasana, erodium cicutarium, lactuca serriola, lotus sessilifolius, malva parviflora, micromeria ericifolia, piptatherum miliaceum, poa annua, polycarpaea divaricata