Terminal cymose panicles or subracemes, many flowered; sepals broadly ovate or triangular-ovate, outer sepals palmately to pinnately laciniate; adaxial surface of leaves prominently bullate or not.

• 顶生的密伞圆锥花序或近总状花序，多花的；掌状的萼片宽卵形的或三角状卵形，外部萼片到条裂成羽状；显著具泡状隆起的叶子的正面与否。(81