In between Diplarrena moraea and Talinum which one is  known as white iris?
Diplarrena moraea Diplarrena moraea, commonly known as white iris (or butterfly flag in the UK), is a member of the iris family, Iridaceae. It occurs in Australian heathland and forest in New South Wales, Victoria and Tasmania.
Iris albicans Iris albicans, also known as the cemetery iris, white cemetery iris, or the white flag iris, is a species of iris which was planted on graves in Muslim regions and grows in many countries throughout the Middle East and northern Africa. It was later introduced to Spain, and then other European countries. It is a natural hybrid.