hordeum murinum, anacyclus valentinus, sonchus oleraceus, erigeron bonariensis, helminthotheca echioides, lotus corniculatus, plantago coronopus, polygonum aviculare, catapodium rigidum, erigeron canadensis, ficus carica, fumaria parviflora, geranium rotundifolium, lamarckia aurea, lepidium didymum, lolium interruptum, piptatherum miliaceum, polycarpon tetraphyllum, senecio vulgaris, symphyotrichum squamatum, torilis arvensis, trifolium repens