Configuration of girdle bands in Ulnaria dongtingensis, SEM A, B a 3:2 configuration of girdle bands in non-dividing cells. Scale bars: 10 μm (A); 2 μm (B).

 
 
  Part of: Liu B (2023) The diatom genus Ulnaria (Bacillariophyta) in China. PhytoKeys 228: 1-118. https://doi.org/10.3897/phytokeys.228.101080