| 释义 |
‖ monochasium Bot.|mɒnəʊˈkeɪzɪəm|
Pl. -ia. Also anglicized moˈnochasy.
[mod.L., f. µόνο-ς mono- + χάσι-ς chasm, separation. Cf. dichasium.]
Eichler's name for that form of cymose inflorescence in which the main axis produces only a single branch; a uniparous cyme.
1890in Century Dict. 1891in Syd. Soc. Lex. 1898tr. Strasburger's Text-bk. Bot. (1903) 436 A monochasium is termed a helicoid cyme or bostryx when the lateral branches always arise on the same side of the pseudaxis. 1900B. D. Jackson Gloss. Bot. Terms, Monochasy, a uniparous cyme, either pure, or resulting from the reduction of cymes.
Hence monoˈchasial a., of the nature of or pertaining to a monochasium.
1887Bentley Man. Bot. (ed. 5) i. iv. §1. 215 The same form of unilateral, monochasial, or uniparous cyme. |