The leaves of Yulan in Huangshan are elliptic to obovate, and the leaves are membranous.
Yuchuntang leaves are obovate or oval ovate, 10 to 18 cm long and 4 to 10 cm wide. The top of the leaves is sharp, the base of the leaves is wedge-shaped, and the back along the vein has soft villi.
In early spring, Yulan of Huangshan will bloom at the top of the branch. The flower has six petals. The perianth of the outer ring is in the shape of a narrow Lancet. The color is yellow green. The inner two petals of the flower are white and the base is purplish red.
The flowers of yuchuntang will open first, and the flowers are large and bell shaped. There are 6 petals, oblong and obovate, 8 to 10 cm in length, purple or purple outside, white inside, purple filament and carpel.