Achnanthidium barlasii sp. nov., SEM micrographs. A. General external valve view of a raphe valve. B. Details of central area. C, D. Details of apices. E. General internal valve view of a raphe valve. F. Details of central area. G, H. Details of apices. Scale bars 5 µm (A, E), 3 µm (B–D), 1 µm (F–H).

 
 
  Part of: Solak CN, Wojtal AZ, Peszek Ł, Rybak M, Yilmaz E, Gastineau R, Blanco S (2022) Three new Achnanthidium (Bacillariophyceae) species from Lake Salda (Anatolia, Turkey), a deep soda lake. Plant Ecology and Evolution 155(2): 221-235. https://doi.org/10.5091/plecevo.89304