It was adopted as Tennessee's state flower in 1919. But Tennesseean's loyalty shifted. In 1931, the Nashville Iris Association was formed. Iris fans joined forces and campaigned for the adoption of the iris as the Tennessee state flower. It was adopted in 1933.
Irises come in different colors.
However, the passion flower wasn't forgotten. It was declared the state wildflower in 1973. The iris is Tennessee's official cultivated flower. Iris Time in Tennessee , written by Willa Mai Waid and adopted in 1935. At that time, it was used extensively in school pageants during Iris Festival Week.