PIETRASIAK, Nicole, Radka MÜHLSTEINOVÁ, Maria A. SIEGESMUND, & Jeffrey R. JOHANSEN 2014 (Nov. 24) Phylogenetic placement of Symplocastrum (Phormidiaceae, Cyanophyceae) with a new combination S. californicum and two new species: S. flechtnerae and S. torsivum Phycologia 53(6): 529-541, 65 figs. 2 tables cardnote: |