I saw this poppy this morning on our walk.
Argemone ochroleuca is a species of prickly poppy, a flowering plant commonly known as pale Mexican prickly poppy or Mexican poppy. It is native to Mexico and is also an introduced weed in many temperate and tropical regions of the world. It can grow up to 1 m (3 ft 3 in) in height and has a sticky yellow sap.
It can be found as an introduced species in Western Australia, New Zealand, the Arabian Peninsula, Iran, the Indian subcontinent, South Africa, and Arizona in the southwestern United States