| 释义 |
decurrent, a.|dɪˈkʌrənt|
[ad. L. dēcurrent-em, pr. pple. of dēcurrĕre to run down, f. de- I. 1 + currĕre to run.]
†1. Running or flowing down. Obs.
1432–50tr. Higden (Rolls) I. 225 An ymage of Venus..whiche was made so subtily that a man myȝhte see in that ymage as bloode decurrente.
2. Bot. Of leaves, etc.: Extending down the stem or axis below the point of insertion or attachment.
1753Chambers Cycl. Suppl., Decurrent leaf. a1794Sir W. Jones Bot. Obs. in Asiat. Res. (1795) IV. 259 [Leaves] downy on both sides, mostly decurrent on the long hoary petiols. 1870Hooker Stud. Flora 260 Verbascum Thapsus..leaves very decurrent..anthers of long stamens slightly decurrent.
Hence deˈcurrently adv.
1807J. E. Smith Phys. Bot. 178 [Pinnate] decursivè, decurrently, when the leaflets are decurrent. |