Umbel and bracteoles of the taxa under study A Bupleurum chinense B B. sibiricum var. jeholense C B. sibiricum var. sibiricum.

 
 
  Part of: Wang L-H, Xu X-M, He Y, Liu Q-R (2024) The identity of Bupleurum jeholense (Apiaceae). PhytoKeys 237: 231-243. https://doi.org/10.3897/phytokeys.237.111977