calendula arvensis, coleostephus myconis, andryala integrifolia, avena barbata, brassica barrelieri, cardamine hirsuta, cerastium glomeratum, chamaemelum fuscatum, convolvulus arvensis, crepis vesicaria, erodium botrys, erodium moschatum, geranium molle, polycarpon tetraphyllum, raphanus raphanistrum, senecio vulgaris, echium plantagineum, erigeron bonariensis, fumaria muralis, medicago polymorpha, stellaria media