释义 |
charophyte, n. Bot.|ˈkærəʊfaɪt| [f. mod.L. Charophyta, former name of the Characeae, f. chara (see chara n.1): see -o1, -phyte.] A member of the Characeae (formerly called the Charophyta), a group of macroscopic mainly freshwater algae marked by whorls of short branches arising from a main axis, often partly encrusted with calcium carbonate; = stonewort n. 3.
1920Groves & Bullock-Webster Brit. Charophyta I. 1 For a while teaching botanists were wont to select some species of Charophyte as one of their plant-types. 1950G. O. Allen Brit. Stoneworts 9 Charophytes do normally grow in mud though in clean water only, and they are often smothered in debris or coated with algae. 1968H. J. M. Bowen Flora Berks. ii. 22 The aquatic flora includes Potamogeton coloratus..together with the charophytes Chara contraria and C. hispida. The latter are believed to be characteristic of waters which are low in phosphate. 1988Nature 14 Apr. 639/2 The ostracodes and charophytes from the same beds suggest close affinities to taxa from the late Cretaceous Nemegt Basin of Mongolia. So charoˈphytic |kærəʊˈfɪtɪk|, a.
1920Groves & Bullock-Webster Brit. Charophyta I. 12 Certain parts of Switzerland, where the Charophytic deposits are collected from pools and lakes, left to dry in heaps, and then spread upon the land as manure. 1950G. O. Allen Brit. Stoneworts 12 An American geologist considers some fruits from the Devonian to show definite charophytic affinities. |