紫蓝魁，皇冠型，花蕾圆尖形；花粉蓝色，微带紫色；花径16cm×8cm。外瓣2轮形大，边缘有浅齿裂。基部具紫色晕；内瓣紧密而整齐，皱褶，顶端瓣较大，瓣端常残留花药；雌蕊退化变小或瓣化。花梗短而硬，花朵直上。中花品种。
株型中高，半开展。枝粗壮，一年生枝较短，节间亦短；鳞芽圆尖形。中型圆叶，质厚，较密；总叶柄长约12cm，斜伸；小叶卵圆形，缺刻少而浅，端钝，边缘稍上卷，叶面粗糙，绿色。生长势强，成花率高，花形丰满，株形紧凑，萌蘖枝多。菏泽赵楼牡丹园1969年育出。
Purple blue Kui. Crown type, flower buds round and pointed; Pollen blue, slightly purple; Flower diameter 16cm × 8cm。 The outer valve is 2-wheel-shaped and large, with shallow tooth fissure at the edge. Purple halo at base; The inner petal is compact and neat, wrinkled, the top petal is large, and anthers are often left at the end of the petal; Pistil reduced or petalized. The pedicel is short and hard, and the flowers are straight. Medium flower variety.
The plant type is medium high and half developed. The branches are thick, the annual branches are short, and the internodes are also short; The scale buds are rounded and pointed. Medium sized round leaves, thick and dense; The total petiole is about 12cm long and extends obliquely; The leaflets are oval, with few and shallow notches, blunt ends, slightly rolled edges, rough and green leaves. It has strong growth potential, high flowering rate, plump flower shape, compact plant shape and many sprouting branches. Heze Zhaolou peony garden was raised in 1969.
