| 单词 | water hyacinth |
| 释义 | > as lemmaswater hyacinth water hyacinth n. a name of Pontederia crassipes, a water plant of Florida, etc., with clusters of light-blue or violet flowers.extracted from hyacinthn.water hyacinth water hyacinth n. †(a) pickerel weed, Pontederia cordata (obsolete rare); (b) any of the floating aquatic plants constituting the tropical American genus Eichhornia (family Pontederiaceae); esp. E. crassipes, with thick rounded leaves and large mauve flowers, which was widely introduced as an ornamental plant and has become an invasive weed of lakes and waterways. ΘΚΠ the world > plants > particular plants > plants and herbs > aquatic, marsh, and sea-shore plants > [noun] > pickerel-weed > floating islands of water hyacinth1706 camalote1881 1706 J. Petiver Classical Catal. 94 Blue Virginia Water Hyacinth. 1893 Gardening 15 Sept. 4/2 The chief show of bloom is from the water poppy (Limnocharis Humboldtii) and the water hyacinth (Eichhornia azurea). 1897 H. J. Webber in Bull. U.S. Dept. Agric.: Bot. XVIII. 13 The water hyacinth is becoming a serious menace to navigation. 1927 E. Thompson Indian Day xiv. 111 A colony of water hyacinth had rooted itself..where deep water still remained. 2009 Mail & Guardian (Johannesburg) 11 June (Greening the Future Suppl.) 13/2 The Delta Park Dog Walkers have removed the invasive water hyacinth from the top dam. < as lemmas |
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