单词 | rubiaceous |
释义 | rubiaceousadj. Botany. Of, relating to, or designating the family Rubiaceae, a large and diverse family of flowering plants chiefly native to warm climates, of which madder (genus Rubia) is the type, and which also includes coffee (genus Coffea), and the quinine-producing cinchona. ΘΚΠ the world > plants > particular plants > plants and herbs > according to family > Rubiaceae or Galiaceae (bedstraw, etc.) > [adjective] rubiaceous1805 cinchonaceous1865 cinchonal1866 1805 Philos. Mag. 21 37 I saw without astonishment the natives of the country extract, from the root of a rubiaceous plant, the red dye. 1811 J. Black tr. A. von Humboldt Polit. Ess. New Spain II. 402 The febrifuge principle of the quinquina is to be found in many other rubiaceous plants. 1863 H. W. Bates Naturalist on River Amazons I. vii. 342 Members of the Laurel, Myrtle, Bignoniaceous, and Rubiaceous orders. 1906 H. H. Johnston Liberia II. xii. 539 Amongst other prominent members of the Rubiaceous family in Liberia is the ‘wild peach’ of the coast regions. 1952 P. Mann Systematics Flowering Plants ii. 142 Also common to all species are the narrow medullary rays, the stomata of the rubiaceous type, the absence of glandular hairs and of internal secretory organs. 2005 J. Dawson & R. Lucas Nature of Plants i. 46 Some rubiaceous shrubs, however, are very unusual in that they are swollen at the base into relatively large and somewhat ugly tubers. This entry has been updated (OED Third Edition, March 2011; most recently modified version published online March 2022). < adj.1805 |
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