Sabba-Raju, N. 1963. Aulosira terrestre sp. nov., occurring in the soils of Hyderabad (India). Phykos 3:33-4.

Safferman, R.S. & Morris, M. 1963. Algal virus: isolation. Science 140:679-80.

Saito, T., Tsubo, Y. & Matsuda, Y. 1988. A new assay system to classify non-mating mutants and to distinugish between vegetative cell and gametes in Chlamydomonas reinhardtii. Curr. Genet. 14:59-63.

Sakakibara, H. & Kamiya, R. 1989. Functional recombination of outer dynein arms with outer arm-missing flagella axonemes of a Chlamydomonas reinhardtii mutant. J. Cell Sci. 92:77-83.

Sanchez-Puerta, M.V., Leonardi, P.I., O'Kelly, C.J. & Caceres,E.J. 2006. Pseudulvella americana belongs to the order Chaetopeltidales (Chlorophyceae), evidence from ultrastructure and SSU rDNA sequence data.  J. Phycol. 42:943-950.

Sandgren, C.D. 1981. Characteristics of sexual and asexual resting cyst (statospore) formation in Dinobryon cylindricum Imhof (Chrysophyta) J. Phycol. 17:199-210.

Sandgren, C.D. & Flanagin, J. 1986. Heterothallic sexuality and density dependent encystment in the chrysophycean alga Synura petersenii Korsh. J. Phycol. 22:206-16.

Sargent, D.F. & Taylor, C.P.S. 1972. Light-induced inhibition of respiration in DCMU-poisoned Chlorella caused by photosystem I activity. Can. J. Bot. 50:13-21.

Schanz, F., Allen, E.D. & Gorham, P.R. 1979. Bioassay of the seasonal ability of water from a eutrophic Alberta lake to promote selective growth of Anabaena flos-aquae and other blue-green algae. Can. J. Bot. 57:2443-51.

Schagerl, M., D.G. Angeler and A.W. Coleman.  1999.  Infraspecific phylogeny of Pandorina morum (Volvocales, Chlorophyta) inferred from molecular, biochemical and traditional data.  European Journal of Phycology 34:  87-93.

Scherer, S., Alpes, I., Sadowski, H. & Böger, P. 1988. Ferredoxin-NADP+ oxidoreductase is the respiratory NADPH dehydrogenase of the cyanobacterium Anabaena variabilis. Arch. Biochem. Biophys. 267:228-35.

Schlösser, U.G. 1982. Sammlung von Algenkulturen. Ber. Deutsch. Bot. Ges. 95:181-276.

Schlösser, U.G. 1984. Sammlung von Algenkulturen Göttingen: Additions to the Collection since 1982. Ber. Deutsch. Bot. Ges. 99:465-75.

Schlösser, U.G. 1986. Sammlung von Algenkulturen Göttingen: Additions to the Collection since 1984. Ber. Deutsch. Bot. Ges. 99:161-8.

Schoevaert, D., Krishnaswamy, S., Couturier, M. & Marano, F. 1988. Ciliary beat and cell motility of Dunaliella: computer analysis of high speed microcinematography. Biology Cell 62:229-40.

Schulze, D., Robenek, H., McFadden, G.I. & Melkonian, M. 1987. Immunolocalization of a Ca2+-modulated contractile protein in the flagellar apparatus of green algae: the nucleus-basal body connector. Eur. J. Cell Biol. 45:51-61.

Schwabe, W., Weihe, A., Börner, T., Henning, M. & Kohl, J.-G. 1988. Plasmids in toxic and nontoxic strains of the cyanobacterium Microcystis aeruginosa. Curr. Microbiol. 17:133-7.

Scott, J.L., Broadwater, S.T., Saunders, B.D., Thomas, J.P. & Gabrielson, P.W. 1992. Ultrastructure of vegative organization and cell division in the unicellular red alga Dixoniella grisea gen. nov. (Rhodophyta) and a consideration of the genus Rhodella. J. Phycol. 28:649-60.

Seckbach, J. 1991. Systematic problems with Cyanidium caldarium and Galdieria sulphuraria and their implications for molecular biology studies. J. Phycol. 27:794-6.

Seenayya, G. & N. Subba Raju.  1972.  On the ecology and systematic position of the alga known as Anabaenopsis raciborskii (Wołosz.) Elenk.  and a critical evaluation of the forms described under the genus Anabaenopsis.  Taxonomy and biology of blue-green algae.  University of Madras, Madras, India.  52-57.

Senousy H.H., Beakes G.W., & Hack E.  2004. Phylogenetic Placement of Botryococcus braunii (Trebouxiophyceae)and Botryococcus sudeticus isolate UTEX 2629 (Chlorophyceae) J. Phycol. 40, 412-423.

SERI. 1984. Microalgae Culture Collection 1984-1985. Solar Energy Research Institute, Golden, Colorado, Publication SERI/SP-231-2486, 59 pp.

Sessoms, A. H. & R. J. Huskey (1973) Genetic control of development in Volvox: isolation and characterization of morphological mutants. Proc Natl Acad Sci USA 70:1335-1338.

Seto, A., Wang, H.L. & Hesseltine, C.W. 1984. Culture conditions affect eicosapentaenoic acid content of Chlorella minutissima. JAOCS 61:892-8.

Shihira, I. & Krauss, R.W. 1965. Chlorella: Physiology and Taxonomy of Forty-one Isolates. University of Maryland, College Park, 97 pp.

Silk, G.W. & Wu, M. 1988. Darkness and antibotics increase the steady-state transcripts of the elongation factor gene (tuf) in Chlamydomonas reinhardtii. Curr. Genet. 14:119-26.

Silva, P.C., Mattox, K.R. & Blackwell, W.H., Jr. 1972. The generic name Hormidium as applied to green algae. TAXON 21:639-45.

Singh, K.P. 1956. Studies in the genus Trachelomonas. I. Description of six organisms in cultivation. Am. J. Bot. 43:258-66.

Sivak, M.N., Lara, C., Romero, J.M., Rodriguez, R. & Guerroer, M.G. 1989. Relationship between a 47-kDa cytoplasmic membrane polypeptide and nitrate transport in Anacystis nidulans. Biochem. Biophys. Res. Commun. 158:257-62.

Skulberg, O.M. 1990. Catalogue of Strains, Edition 1990. Culture collection of algae Norwegian Institute for Water Research. 39 pp.

Smoker, J.A. & Barnum, S.R. 1988. Rapid small-scale CNA isolation from filamentous cyanobacteria. FEMS Microbiol. Lett. 56:119-22.

Snell, T.W. & Boyer, E.M. 1988. Thresholds for mictic female production in the rotifer Brachionus plicatilis (Muller). J. Exp. Mar. Biol. Ecol. 124:73-85.

Soloman, J.A., Walne, P.L., Dawson, N.S. & Willey, R.L. 1991. Structural characterization of Eutreptia (Euglenophyta). II. The flagellar root system and putative vestigial cytopharynx. Phycologia 30:402-14.

Sorokin, C. & Myers, J. 1953. A high-temperature strain of Chlorella. Science 117:330-1.

Spencer, K.G., Yu, M.H., West, J.A. & Glazer, A.N. 1981. Phycoerythrin and interfertility patterns in Callithamnion (Rhodophyta) isolates. Br. Phycol. J. 16:331-43.

Stanier, R.Y., Kunisawa, R. Mandel, M. & Cohen-Bazire, G. 1971. Purification and properties of unicellular blue-green algae (order Chroococcales). Bacteriological Reviews 35:171-205.

Starr, R.C. 1949. A method of effecting zygospore germination in certain Chlorophyceae. Proc. Nat. Acad. Sci. USA 35:453-6.

Starr, R.C. 1953a. On the morphology and reproduction of Characium saccatum Filarsky. Bull. Torrey Bot. Club 80:308-13.

Starr, R.C. 1953b. Further studies in the genus Chlorococcum Meneghini. Lloydia 16:142-8.

Starr, R.C. 1954a. Reproduction by zoospores in Tetraedron bitridens. Am. J. Bot. 41:17-20.

Starr, R.C. 1954b. Inheritance of mating type and a lethal factor in Cosmarium botrytis var. subtumidum Wittr. Proc. Nat. Acad. Sci. USA 40:1060-3.

Starr, R.C. 1954c. Reproduction by zoospores in Planktosphaeria gelatinosa G.M. Smith. Hydrobiologia 6:392-7.

Starr, R.C. 1955a. Zygospore germination in Cosmarium botrytis var. subtumidum. Am. J. Bot. 42:577-81.

Starr, R.C. 1955b. Isolation of sexual strains of placoderm desmids. Bull. Torrey Bot. Club 82:261-5.

Starr, R.C. 1955c. A comparative study of Chlorococcum Meneghini and other spherical, zoospore-producing genera of the Chlorococcales. Indiana University Science Series No. 20, 111 pp.

Starr, R.C. 1955d. Sexuality in Gonium sociale (Dujardin) Warming. J. Tenn. Acad. Sci. 30:90- 3.

Starr, R.C. 1958a. The production and inheritance of the triradiate form in Cosmarium turpinii. Am. J. Bot. 45:243-8.

Starr, R.C. 1958b. Asexual spores in Closterium didymotocum Ralfs. New Phytol. 57:187-90.

Starr, R.C. 1958c. The production and inheritance of the triradiate form in Cosmarium turpinii. Am. J. Bot. 45:243-8.

Starr, R.C. 1959. Sexual reproduction in certain species of Cosmarium. Arch. Protistenk. 104:155- 64.

Starr, R.C. 1962. A new species of Volvulina Playfair. Arch. Mikrobiol. 42:130-7.

Starr, R.C. 1963. Homothallism in Golenkinia minutissima. In Studies on Microalgae and Photosynthetic Bacteria. University of Tokyo Press, Tokyo, pp. 3-6.

Starr, R.C. 1968. Cellular differentiation in Volvox. Proc. Nat. Acad. Sci. USA 59:1082-8.

Starr, R.C. 1969. Structure, reproduction, and differentiation in Volvox carteri f. nagariensis Iyengar, strains HK 9 and 10. Arch. Protistenk. 111:204-22.

Starr, R.C. 1970. Volvox pocockiae, a new species with dwarf males. J. Phycol. 6:234-9.

Starr, R.C. 1971a. Sexual reproduction in Volvox africanus. In Parker, B.C. & Brown, R.M. [Eds.] Contributions to Phycology. Allen Press, Lawrence, Kansas, pp. 59-66.

Starr, R.C. 1971b. Control of differentiation in Volvox. Symp. Soc. Study Dev. Growth 29:59-100.

Starr, R.C. 1972a. Sexual reproduction in Volvox dissipatrix (abstr.). Br. phycol. J. 7:284.

Starr, R.C. 1972b. A working model for the control of differentiation in Volvox carteri f. nagariensis Iyengar. Mem. Soc. Bot. Fr. 1972:175-82.

Starr, R.C. 1973. Apparatus and maintenance. In Stein, J. [Ed.] Handbook of Phycological Methods: Culture Methods and Growth Measurements. Cambridge University Press, pp. 171-9.

Starr, R.C. 1978. The Culture Collection of Algae at The University of Texas at Austin. J. Phycol. 14 (suppl.):47-100.

Starr, R.C. & Jaenicke, L. 1974. Purification and characterization of the hormone initiating sexual morphogenesis in Volvox carteri f. nagariensis Iyengar. Proc. Nat. Acad. Sci. USA 71:1050-4.

Starr, R.C. & Rayburn, W.R. 1964. Sexual reproduction in Mesotaenium kramstai. Phycologia 4:23-6.

Starr, R.C. & Zeikus, J.A. 1987. UTEX--The Culture Collection of Algae at The University of Texas at Austin. J. Phycol. 23 (suppl.):1-47.

Starr, R.C. & Zeikus, J.A. 1993. UTEX--The Culture Collection of Algae at The University of Texas at Austin. J. Phycol. 29 (suppl.):1-106.

Stein, J.R. 1958. A morphologic and genetic study of Gonium pectorale. Am. J. Bot. 45:664-72.

Stein, J.R. 1959. The four-celled species of Gonium. Am. J. Bot. 46:366-71.

Stevens, S.E., Jr. & Van Baalen, C. 1973. Characteristics of nitrate reduction in a mutant of the blue-green algae Agmenellum quadruplicatum. Pl. Physiol. 51:350-6.

Stewart, K.D., Mattox, K.R. & Floyd, G.L. 1973. Mitosis, cytokinesis, the distribution of plasmodesmata, and cytological characteristics in the Ulotrichales, Ulvales, and Chaetophorales: phylogenetic and taxonomic considerations. J. Phycol. 9:128-41.

Stewart, J.K., Stewart, J.R. & Bold, H.C. 1978. Morphology and life history of Characiosiphon rivularis Iyengar (Chlorophyta-Characiosiphonaceae)--light and electron-microscopic study. Arch. Protistenk. 120:312-40.

Stone, B.B., Boussiba, S. & Gibson, J. 1988. Penicillin-binding protein in the unicellular cyanobacterium Synechococcus sp. R2 (PCC 7942): implication for membrane identification. J. Gen. Microbiol. 134:2951-8.

Streiner, H.M. 1990. The Australian Collection of Marine Microorganisms. Catalogue of Strains. 4th Edition, 130 pp.

Suttle, C.A. & Chan, A.M. 1993. Marine cyanophyages infecting oceanic and coastal strains of Synechococcus: abundance, cross-infectivity and growth characteristics. Mar. Ecol. Prog. Ser. 92:99-109.

Suttle, C.A., Chan, A.M & Cottrell, M.T. 1990. Infection of phytoplankton by viruses and reduction of primary productivity. Nature 347:467-9.

Suttle, C.A., Chan, A.M & Cottrell, M.T. 1991. Use of ultrafiltration to isolate viruses from seawater which are pathogens of marine phytoplankton. Appl. Environ. Bicrobiol. 57:721-6.

Suttle, C.A. & Harrison, ?. 1988. Ammonium and phosphate uptake rates, N:P supply ratios and evidence for nitrogen and phosporus limitation in some oligotrophic lakes. Limnol. Oceanogr. 33:186-202.

Suzuki, K., Iwamoto, K., Yokoyama, S. & Ikawa, T. 1991. Glycolate-oxidizing enzymes in algae. J. Phycol. 27:492-8.

Svihovec-Christenson, E. 1983. Effect of copper on growth and nitrogen metabolism of Closterium moniliferum (Chlorophyceae). J. Phycol. 19 (abstr. suppl.):4.

Swale, E. 1967. A clone of Scenedesmus with Chodatella-stages. Br. Phycol. Bull. 3:281-93.

Swanson, J. & Floyd, G.L. 1979. Acid phosphatase in Asteromonas gracilis (Chlorophyceae, Volvocales): a biochemical and cytochemical characterization. Phycologia 18:362-8.

Syrett, P.J. & Peplinska, A.M. 1988. The effect of nickel and nitrogen deprivation on the metabolism of urea by the diatom Phaeodactylum tricornutum. Br. phycol. J. 23:387-90.