单词 | centaurea |
释义 | centaurean. Any plant of the cosmopolitan genus Centaurea (family Asteraceae ( Compositae)), comprising herbaceous plants and subshrubs typically having deeply divided (often pinnatisect) leaves and an inflorescence consisting of tubular bisexual florets (sometimes with outer sterile florets) with a globose or cylindrical involucre. Also (in form Centaurea): the genus itself. Cf. centaury n. 2.Among the plants included in the genus are the cornflowers, knapweeds, and star thistles.Valid publication of the genus name: Linnaeus Species Plantarum (1753) II. 909. ΘΚΠ the world > plants > particular plants > plants and herbs > according to family > Compositae (composite plants) > [noun] > greater centaury great centaury1542 rhapontic1548 centaurea1760 1760 J. Lee Introd. Bot. i. xx. 58 Impletion by the Radius is when, by the Multiplication of the Radius, the Disk of the Flower is filled up: As in Helianthus, Calendula, Chrysanthemum,..Tagetes, and the Species of Centaurea called Cyanus. 1806 B. M'Mahon Amer. Gardener's Cal. 355 As early in this month as possible, sow the seeds of..Centaureas. 1864 D. Oliver Lessons Elem. Bot. 190 Corn Centaurea, or Bluebottle. 1907 Westm. Gaz. 18 July 6/3 An exceedingly fine show of roses and centaureas. 1955 A. G. L. Hellyer Flowers 30 The centaureas may be considered in three distinct groups. 2001 Harrowsmith Country Life Aug. 59/3 For plants such as penstemon, anthemis, centaurea, geranium,..and red hot poker, snip the long, leafless stalks right down to the ground. This entry has been updated (OED Third Edition, June 2016; most recently modified version published online December 2021). < |
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