| 释义 |
‖ Ipomœa Bot.|aɪpəʊˈmiːa|
Also ipomæa, ipomea.
[mod.L. (Linnæus), f. Gr. ἰπ-, stem of ἶψ a worm + ὅµοιος like.]
A genus of twining or creeping plants, mostly tropical, N.O. Convolvulaceæ, with trumpet- or salver-shaped corolla; many of the species possess medicinal properties, many are cultivated as flowering plants, and one, I. Batatas, furnishes the sweet potato.
1794Martyn Rousseau's Bot. xvi. 185 Ipomœa has rather a funnel-shaped than a campanulate corolla. 1867M. E. Herbert Cradle L. i. 5 Ipomæas of every shade..climbing over the ruined wall. 1877Blackmore Erema xiv. (1880) 82 Against the golden leaves of maple..a special wreath of blue shone like a climbing ipomœa. 1878H. M. Stanley Dark Cont. II. xii. 351 The Ipomœa's purple buds gemmed with colour the tall stem of some sturdy tree.
Hence ipoˈmœic a., of Ipomœa, in ipomœic acid, named from Ipomœa Jalapa, jalap: see quot.
1865–72Watts Dict. Chem. III. 314 Ipomæic acid. 1868Ibid. (1877) V. 214 Ipomæic acid..isomeric with sebacic acid, produced by the action of moderately strong nitric acid on convolvulic acid, convolvulinolic acid, jalapin, jalapic acid, or jalapinolic acid. |