. Annals of the South African Museum. Annale van die Suid-Afrikaanse Museum. Natural history. Tin- Freshwater Algai of Africa, i t5 I have only seen very few specimens of this form, which in dimen- sions and shape is more like 0. ehrenbergii, Menegh. (c/. especially the var. coneavumof Schmidle, in Engler's Bot. Jahrb., xxiii, 1897,p. 256), whilst the yellowish-brown colour and fine striation of the membrane. Fig. 22 -Closterium malinvernianum, De Not., forma major, nov. form, x 180. bring it nearer to C. malinvernianum, De Not. Towards the ends of the cells the striae give the impression of b
. Annals of the South African Museum. Annale van die Suid-Afrikaanse Museum. Natural history. Tin- Freshwater Algai of Africa, i t5 I have only seen very few specimens of this form, which in dimen- sions and shape is more like 0. ehrenbergii, Menegh. (c/. especially the var. coneavumof Schmidle, in Engler's Bot. Jahrb., xxiii, 1897,p. 256), whilst the yellowish-brown colour and fine striation of the membrane. Fig. 22 -Closterium malinvernianum, De Not., forma major, nov. form, x 180. bring it nearer to C. malinvernianum, De Not. Towards the ends of the cells the striae give the impression of being comjiosed of numerous minute granules. 5. Closterium acerosum (Schrank), Ehrenb.; \Y. & G. S. West. op. cit, i, 1904, p. 146, PI. XVIII, figs. 2-5. Samples 3, 34a, 35. The specimens in sample 3 had very markedly truncate apices (lat apic, 6 jx), although otherwise typical; some of the individuals were, however, rather short (long, cell., 255-480 /x,; 36-37 /x). The specimens with a truncate apex were described by G-utwinski as Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original South African Museum; South African Museum. Annale van die Suid-Afrikaanse Museum. Cape Town [etc. , South African Museum, etc. ]
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Keywords: ., booka, bookcentury1900, bookdecade1910, booksubjectnaturalhistory
