ASENCIO, Antonia D., & Lucien HOFFMANN 2013 (online Oct. 10) Chemosystematic evaluation of the genus Scytonema (Cyanobacteria) based on occurrence of phycobiliproteins, scytonemin, carotenoids and mycosporine-like amino acid compounds European Journal of Phycology 48(4): 331-344, 4 figs., 5 tables compounds conserved and therefore useful as chemotaxonomic markers |