| 释义 |
verticillate, a.|vətɪˈsɪlət, vəˈtɪsɪlət|
Also 9 verticellate.
[ad. mod.L. verticillāt-us, f. L. verticillus verticillus: see -ate2 2. So It. verticillato, Sp. verticilado, Pg. verticillado, F. verticillé (1694).]
1. a. Bot. Of plants: Having leaves, flowers; branches, etc., arranged or produced in circles or whorls around the stem. Now rare or Obs.
1668Wilkins Real Char. ii. iv. §4. 81 Herbs considered according to their flower..may be distinguished into..Verticillate; by which those kinds of Plants are meant, whose flowers grow in rundles or whirles about the stalk. 1686Phil. Trans. XVI. 286 The Verticillate Herbs, so called from the Flowers embracing the stalk like a whirl, or wherle. c1711Petiver Gazophyl. x. 94 A Verticillate Water Herb, whose Husks stick to Cloaths like Burrs or Clivers. 1720P. Blair Bot. Ess. iii. 135 The Verticillate Kind are for the most part Irregular. 1796C. Marshall Garden. xix. (1813) 357 Coreopsis, verticillate, yellow. 1822–7Good Study Med. (1829) I. 174 The verticillate order affords an abundant stock, from which we may select [carminatives] at pleasure. Ibid. IV. 568 Many of the warmer sedatives and antispasmodics, as assafœtida, camphor, most of the verticillate plants, and cajeput.
b. Ent., etc. (See quots.)
1826Kirby & Sp. Entomol. IV. xlvi. 324 Verticillate.., antennæ beset with hair in whorls. 1883Le Conte & Horn Classif. Coleoptera N. Amer. Introd. p. xv, In this form the joints are frequently surrounded at tip with a circle of longer hairs, in which case the antennæ are said to be verticellate.
2. a. Bot. Of leaves, flowers, branches, etc.: Disposed in, or forming, verticils or whorls.
1793Martyn Dict. Bot. s.v., Verticillate flowers; or flowers growing in a Whirl; or round the stem in rings one above another at each joint. 1830Lindley Nat. Syst. Bot. 202 Square stems and verticillate leaves [of the Madder tribe]. 1851Mantell Petrifactions i. §2. 26 Specimens of a common..tribe of coal-plants.., whose verticillate foliage is too remarkable to escape notice. 1882Vines Sachs' Bot. 396 The branches and roots spring exclusively from within the base of the leaf-sheath; and as this forms a whorl, the branches and roots are also verticillate.
b. Similarly in Zool., Ent., etc.
1828Stark Elem. Nat. Hist. II. 378 Antennæ filiform, long, of from fifteen to sixteen globular joints, furnished with verticillate hairs. 1846Dana Zooph. (1848) 675 Verrucæ ascending,..verticillate. 1871Duncan Transform. Insects 111 Each tubercle carries several verticillate hairs.
3. Marked or characterized by verticillation.
1832Lindley Introd. Bot. 113 The most exterior verticillate series of the integuments of the flower within the bracteæ. 1836–9Todd's Cycl. Anat. II. 414/1 Simple tubes, divided in a verticillate manner. 1877Coues & Allen N. Amer. Rod. 475 The verticillate whorls of scales between which the short hairs spring. 1882Vines Sachs' Bot. 464 The phyllotaxis is sometimes verticillate, sometimes spiral. |