LITERATURE CITED
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- Fritsch , F. E. 1933 . “The Evolutionary Sequence in Desmida” Trans. S.E. Union of Scientific Societies
- Fritsoh , F. E. and Rich , F. 1924 . “Freshwater and Subaerial Algae from Natal” . Trans. Roy. Soc. S. Afr. , xi
- Fritsch , F. E. and Rich , F. 1929 . “Freshwater Algae from Griqualand West” . Trans. Roy. Soc. S. Afr. , xviii
- Fritsch , F. E. and Stephens , E. L. 1920 . “Freshwater Algae from the Transkei Territories” . Trans. Roy. Soc. S. Afr. , ix ( pt. i )
- Geitler , L. 1932 . “Cyanophyceae” . In Rabenhorst's Kryptogamen Flora
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- Grönblad , R. 1921 . “New Desmids from Finland” etc., Acta Soc. pro Fauna et Flora Fennica, 49, No. 7
- Hazen , T. E. 1902 . “The Ulothricaceae and Chaetophoraceae of the United States.“
- Hirn , K. E. 1900 . “Monographie und Iconographie der Oedogoniaceen.“
- Hodgetts , W. J. 1925 . “Some Freshwater Algae from Stellenbosch” Trans. Roy. Soc. S. Afr., xiii
- Homfeld , H. 1929 . “Beitrag zur Kenntnis der Desmidiaceen Nordwestdeutschlands” Pflanzen-forschung, Heft 12
- Huber-Pestalozzi , G. 1929 . “Das Plankton natürlicher und künstlicher Seebecken Südafrikas” Verhandlungen der Internationalen Vereinigung für theoretische und angewandte Limnologie, Bd. iv
- Huber-Pestalozzi , G. 1930 . “Algen aus dem Knysnawalde” Zeitschr. für Botanik, 23 Band
- Iyengar , M. O. P. 1933 . “Contributions to our Knowledge of the Colonial Volvocales of South India” . Journ. Linn. Soc. (Bot.) , xlix (No. 329)
- Joshua , W. 1885 . “Burmese Desmidiaceae” . Journ. Linn. Soc. (Bot.) , xxi
- Krieger , W. 1932 . “Die Desmidiaceen der Deutschen Limnologischen Sunda-Expedition” Archiv für Hydrobiologie, Suppl.-Bd. xi
- Lemmermann , E. 1898 . Algologische Beiträge, iv-v
- Lundberg , F. 1931 . “Ueber das Phytoplankton einiger Seen in Dalarne” Beiträge zur Kenntnis der Algenflora von Schweden, i
- Pascher , A. 1915 . Die Süsswasserflora Deutschlands, etc., Heft v
- Pascher , A. 1925 . Ibid., Heft xi
- Pocock , M. A. 1932 . “Volvox in South Africa” . Ann. S. Afr. Mus. , xvi : 523 – 646 .
- Reinsch , P. F. 1888 . “Familiae Polyedriearum monographia” 495 – 516 . etc., Notarisia
- Rich , F. 1932 . “Phytoplankton from South African Pans and Vleis” . Trans. Roy. Soc. S. Air. , xx
- Rich , F. 1932 . “Phytoplankton from the Rift Valley Lakes in Kenya” . Ann. and Mag. Nat. Hist. , x, No. 57
- Rich , F. 1933 . “Scientific Results of the Cambridge Expedition to the East African Lakes. 7. The Algae” . Journ. Linn. Soc. (Zoology) , xxxviii (No. 259)
- Rich , F. and Pocock , M. A. 1932 . “Observations on the Genus Volvox in Africa” . Ann. S. Afr. Mus. , xvi : 427 – 471 . pt. 3
- Smith , G. M. 1920 . Phytoplankton of the Inland Lakes of Wisconsin, pt. i
- Smith , G. M. 1924 . Ibid., pt. ii
- Smith , G. M. 1933 . Freshwater Algae of the United States
- Tiffany , L. H. 1928 . “The Algal Genus Bulbochaete” . Trans. Amer. Micr. Soc. , xlvii No. 2
- Transeau , E. N. 1915 . “Notes on the Zygnemales” Contrib. from the Bot. Lab. of the Ohio State Univ., No. 91
- West , G. S. 1907 . “Report of the Freshwater Algae, etc., of the Third Tanganyika Expedition” . Journ. Linn. Soc. (Bot.) , xxxviii
- West , G. S. 1914 . “A Contribution to our Knowledge of the Freshwater Algae of Columbia” Mémoires de la Soc. neuchâteloise des Sci. nat., v
- West , W. 1892 . “Algae of the English Lake District” . Journ. Roy. Micr. Soc. ,
- West , W. and West , G. S. 1895 . “The Freshwater Algae of Madagascar” . Trans. Linn. Soc. (Bot.) , v pt. 2, 2nd ser
- West , W. and West , G. S. 1897 . “Welwitsch's African Freshwater Algae” . Journ. Bot. , xxxv
- West , W. and West , G. S. 1902 . “A Contribution to the Freshwater Algae of Ceylon” . Trans. Linn. Soc. (Bot.) , vi pt. 3
- West , W. and West , G. S. 1904-1923 . A Monograph of the British Desmidiaceae, i-iv; vol. v by West and Carter