Callirhoe and Dischidia are both genus of plants and one is known as poppy mallows, which?
Dischidia Dischidia is a genus of plants in the Milkweed family, Apocynaceae. They are epiphytes native to tropical areas of China, India and most areas of Indo-China. "Dischidia" are closely aligned with the sister genus "Hoya". Unlike "Hoya", the genus "Dischidia" is poorly known and has not been studied as closely.
Hibiscus splendens Hibiscus splendens, the splendid hibiscus, is a species of flowering shrub or tree in the mallow family, Malvaceae. Other common names include hollyhock tree and pink cottonwood. "H. splendens" is a fairly common plant native to eastern Australia. The range of natural distribution is from Wollongong (35° S) in the state of New South Wales to Blackdown Tableland National Park (23° S) in central east Queensland. The habitat is on clearings or disturbances around the margins of the drier rainforests.