convolvulus arvensis, amaranthus retroflexus, bifora radians, brassica rapa, capsella bursa-pastoris, chenopodium album, cynodon dactylon, delphinium hispanicum, digitaria sanguinalis, elymus repens, equisetum arvense, eragrostis minor, heliotropium europaeum, hibiscus trionum, rochelia disperma, setaria pumila, sideritis montana, sorghum halepense, stachys annua