A Primulina curvituba B P. tenuituba: 1 cultivated plants in flowering 2 frontal view of corolla 3 lateral view of corolla for showing the curved and straight corolla tube.

 
 
  Part of: Peng T, Pan B, Maciejewski S, Wen F (2020) Primulina flexusa sp. nov. (Gesneriaceae) from Guizhou Province, China. PhytoKeys 159: 61-69. https://doi.org/10.3897/phytokeys.159.55386