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ǁ Conferva. World English Historical Dictionary

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ǁ Conferva. World English Historical Dictionary Dictionary Biographies Literary Criticism Welcome Terms of Service ⧏ Previous Next ⧐ Contents Slice Contents Key Bibliographic Record Murray’s New English Dictionary. 1893, rev. 2022. ǁ Conferva Bot. Pl. confervæ. [L. conferva, some kind of water plant with healing virtues mentioned by Pliny, perh. comfrey.]

1   A genus of plants originally constituted by Dillenius, and then made to contain many heterogeneous species of filamentous cryptogams; now restricted to certain fresh-water Green Algæ (Chlorophyllæ), composed of simple (i.e., unbranched) many-celled filaments, and reproduced by zoospores. One of the most familiar species is popularly known as Crow-silk.

2 [1640.  J. Parkinson, Theatr. Bot., 1261. Pliny hath recorded that he knew of one cured incredible quickly, with his Conferva.]

3 1757.  Ellis, in Phil. Trans., L. 285. It appears to be a geniculated red conferva.

4 1830.  Lyell, Princ. Geol., I. 207. The banks … are every where covered with reeds, lichen, confervæ, and various kinds of aquatic vegetables.

5 1854.  Hooker, Himal. Jrnls., I. xvi. 371. The rocks … were covered with a red conferva.

6 1882.  Vines, Sachs’ Bot., 355. Air-cavities, from the bottom of which the cells containing chlorophyll spring in a conferva-like manner.

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