Staurosirella martyi (Hérib.) E.Morales & Manoylov, LM micrographs taken from the type material (BR-4829, Dépôt de Neussargues, Cantal, France). A–AM. LM pictures of valves in valve face view in decreasing length. Note the change in valve outline in the smaller valves. Scale bar = 10 µm.

 
 
  Part of: Van de Vijver B, Kusber W-H, Jüttner I, Schuster TM, Williams DM (2024) Revision of the Staurosirella leptostauron complex (Staurosiraceae, Bacillariophyta) in Europe with the description of three new species. Plant Ecology and Evolution 157(2): 174-201. https://doi.org/10.5091/plecevo.119907