单词 | spirogyra |
释义 | spirogyra|spaɪrəʊˈdʒaɪərə| Also Spiro-. [mod.L. (H. F. Link in C. G. D. Nees von Esenbeck Horæ Physicæ Berolinensis (1820) i. 5), f. spiro- + Gr. γῡρός, γῡρά round.] A green filamentous fresh-water alga of the genus of this name.
1875Bennett & Dyer tr. Sach's Text-bk. Bot. II. 220 Each single cell of Spirogyra, like an isolated cell of Closterium, &c., constitutes an individual. 1906G. F. S. Elliot First Course Pract. Bot. 57 The joint protoplasm, called the ‘zygospore’,..begins to divide and form a new Spirogyra. 1937E. E. Stanford Gen. & Econ. Bot. xiii. 346 Spirogyra..is so abundant, so characteristic, and so readily studied that it commonly passes as a ‘characteristic’ chlorophyte, which decidedly it is not. 1962Listener 16 Aug. 240/1 There are many other kinds of microscopic organisms,..the desmids, the green strands of Spirogyra, and the rest. 1971P. Crampton tr. Heyerdahl's Ra Expeditions iii. 50 A shallow pool about as big as a washbasin, but completely covered with green spirogyra. |

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