Type specimens of Rhamnus nigricans and its synonym A isotype of R. nigricans (K [K000729152]) B holotype of S. yunlongensis (SWFC). A obtained from GBIF (https://www.gbif.org/), B photographed by Y. Yang.

 
 
  Part of: Yang Y, Peng H, Sun H (2021) Taxonomic revision of Sageretia (Rhamnaceae) from China I: identities of S. lucida, S. thea var. cordiformis and S. yunlongensis, with the description of a new species S. ellipsoidea. PhytoKeys 179: 13-28. https://doi.org/10.3897/phytokeys.179.64750