Heart of the long oval-shaped, pointed tip gradually, the whole fate, cone-shaped umbrella-inflorescence, light purple or Corolla white, not obvious Abdominal fold, calyx shallow crack.

• 叶心状长卵形，先端渐尖，全缘，圆锥状聚伞花序，花冠白色或淡紫色，腹部皱褶不明显，花萼浅裂。