carthamus lanatus, erigeron acris, asphodelus fistulosus, asteriscus aquaticus, euphorbia segetalis, oloptum miliaceum, ballota hirsuta, centaurea aspera, dittrichia graveolens, halogeton sativus, phagnalon saxatile, crocus longiflorus, erigeron bonariensis, erigeron canadensis, heliotropium europaeum, moricandia arvensis, xanthium spinosum