腋生的二歧聚伞花序及由6-10聚伞花序组成的顶生圆锥花序
Engler, Bot. Jahrb. 29: 556. 1900; Dunn in Notes Bot. Gard. Edinburgh 6: 188. 1915; Kudo in Mem. Fac. Sci. Agr. Taihoku Univ. 2: 185-1929; C. Y. Wu in Act. Phytotax. Sin. 8 (1) : 46. 1959; Hsuan in ibid. 10 (1) : 54. 1965
叶柄长至8厘米，扁平，具条纹
淡黄色