单词 | rhamnus |
释义 | rhamnusn. Originally: any of various thorny shrubs, mostly of the family Rhamnaceae (see rhamn n.). In later use: spec. any plant of the genus Rhamnus (family Rhamnaceae), comprising shrubs and small trees native chiefly to the northern hemisphere, and including the common or purging buckthorn, R. cathartica, alder-leaved buckthorn, R. alnifolia, and numerous other species; (in form Rhamnus) the genus itself. Frequently attributive.Valid publication of the genus name: Linnaeus Species Plantarum (1753) I. 193.bastard rhamnus: see the first element. ΘΚΠ the world > plants > particular plants > trees and shrubs > thorny berry-bush > [noun] > buckthorn or rhamnus bushes and parts rhamna1425 rhamnus1562 buckthorn1578 hart-thorn1607 purging buckthorn1706 shittim1878 the world > plants > particular plants > cultivated or valued plants > particular medicinal plants or parts > medicinal trees or shrubs > [noun] > buckthorn bush or berry rhamna1425 rhamnus1562 buckthorn1578 Rhine berry1578 hart-thorn1607 purging thorn1653 purging buckthorn1706 the world > plants > particular plants > cultivated or valued plants > plants used in dyeing > trees or shrubs yielding dyes > [noun] > buckthorn bush or berry rhamna1425 rhamnus1562 buckthorn1578 hart-thorn1607 purging buckthorn1706 the world > plants > particular plants > trees and shrubs > thorny berry-bush > [noun] > buckthorn or rhamnus bushes and parts > rhamnus genus rhamnus1755 1562 W. Turner 2nd Pt. Herball f. 114v Rhamnus..hath twigges that grow right vp, and sharpe prickes. 1578 H. Lyte tr. R. Dodoens Niewe Herball vi. xxix. 696 The leaues of Rhamnus do cure Erysipelas. ?1610 J. Fletcher Faithfull Shepheardesse ii. sig. D1 Ramnus [printed Ramuus] branches..stucke..about the barre That holds the dore, kill all inchantments. a1687 W. Petty Polit. Anat. Ireland (1691) 81 As for wild and green Weeds [for dyeing], they find enough, as also of Rhamnus-Berries. 1755 Gentleman's Mag. Sept. 408/1 I have two female rhamnus's in my garden. 1786 G. Washington Diary 1 July (1979) V. 1 Planted 4 of the Ramnus Tree (an ever green). 1841 Penny Cycl. XIX. 445/1 The berries of several species of Rhamnus..under the name of French, Turkey, and Persian berries. 1861 A. Gray Let. 11 Oct. in C. Darwin Corr. (1994) IX. 299 A case in point, which will interest you, occurs in Rhamnus—a genus which has both truly hermaphrodite and polygamo-dioœcious species. 1906 Gardening 15 Apr. 231/1 Euonymuses, caraganas,..dogwoods, rhamnuses, and shrubs of that nature of growth, will be benefited by a little thinning out of congested branches. 1957 R. H. Thomson Naturally Occurring Quinones iv. 193 The glycosidic derivatives studied have been isolated from Rhamnus species. 1976 D. Blood Rocky Mountain Wildlife i. ii. 95 Voles, pocket gophers, hawthorn and rhamnus berries predominated in the woods along the Snake River. 2000 Guardian 8 Apr. (Weekend Suppl.) 70/1 A clematis has flourished but, in one season, has killed or maimed a rhamnus, a choysia and two roses. This entry has been updated (OED Third Edition, June 2010; most recently modified version published online March 2022). < n.1562 |
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