DADHEECH, Pawan K., Andreas BALLOT, Peter CASPER, Kiplagat KOTUT, Eberto NOVELO, Brook LEMMA, Thomas PRÖSCHOLD, & Lothar KRIENITZ 2010 (July) Phylogenetic relationship and divergence among planktonic strains of Arthrospira (Oscillatoriales, Cyanobacteria) of African, Asian and American origin deduced by 16S–23S ITS and phycocyanin operon sequences Phycologia 49(4): 361-372, 10 figs., 3 tables deep genetic divergences exist between Mexican and African/Indian strains |