Could anyone list the most useful and practical freshwater diatom taxonomic guides/books?

I have mostly used the classic Süßwasserflora von Mitteleuropa 1-4 (Krammer, Lange-Bertalot) and a few other guides (Diatoms of Europe) plus the french one (Guide méthodologique pour la mise en...

22 February 2014 7,870 5 View