单词 | potamogeton |
释义 | potamogetonn. Botany. Originally: any of several kinds of aquatic plant (not identified). Later: spec. ( Potamogeton) a cosmopolitan genus of aquatic plants with submerged and sometimes floating leaves (family Potamogetonaceae); (also potamogeton) any of various plants of this genus; a pondweed.Valid publication of the genus name: Linnaeus Species Plantarum (1753) 126, after earlier use by Tournefort (1700). ΘΚΠ the world > plants > particular plants > plants and herbs > aquatic, marsh, and sea-shore plants > [noun] > pondweed pondweed1578 water spike1578 water caltrop1597 potamogeton1601 frog's lettuce1633 pickerel weed1653 pondweed1706 flatter-dock1820 tench-weeda1825 fish-leaves1886 1601 P. Holland tr. Pliny Hist. World II. 250 This Potamogeton hath an adversatiue nature to Crocodiles also. 1723 P. Blair Pharmaco-botanologia i. 17 Aquaticum is what grows in the Rivers, Lakes, Ditches and Drains..such as the Potamogetons. 1756 J. Hill Brit. Herbal 247 The oblong oval-leaved potamogeton; the potamogeton with cordated leaves surrounding the stalk. 1854 H. D. Thoreau Walden 194 A few small heart-leaves and potamogetons. 1882 E. A. Floyer Unexplored Baluchistan 248 In front of the tent I found the English potamogeton, which I had not seen since I had left Lincolnshire. 1920 Contemp. Rev. Mar. 388 Now it is that this Snipe probes between the potomageton [sic] leaves in the watery spots. 1967 M. J. Coe Ecol. Alpine Zone Mt. Kenya 44 This region has been colonised by a rich and profuse growth of Potamogeton. 1991 Nature Canada Fall 55/2 Some species like milfoil and the Potamogeton pond weeds, have sodium concentration 10 to 400 times higher than the woody vegetation moose rely on in winter. This entry has been updated (OED Third Edition, December 2006; most recently modified version published online March 2022). < n.1601 |
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