“achene”的英文意思_释义_用法

单词

achene

释义

achene Bot.|əˈkiːn|
Also achæne.
[ad. mod.L. achænium, an anomalous formation on Gr. ἀ priv. + χαίν-ειν to gape (whence the true adj. form ἀχᾰν-ής not gaping); sometimes spelt achenium, and erroneously explained as f. Gr. ἀχήν poor, wanting, ἀχηνία want.]
A small dry one-seeded fruit which does not open to liberate the seed.
1845Lindley Sch. Bot. i. 18 (1858) The achænium..is small, seedlike, dry.1855Henfrey Sketch of Plants 15 Ranunculaceæ, the carpels..ripening into a hard seedlike indehiscent body (achene).1876Oliver Elem. Bot. 98 They [the carpels or seeds scattered over the surface of a strawberry] are indehiscent, and therefore wholly agree with the achenes of buttercups.1960W. B. R. Laidlaw Guide Brit. Hardwoods i. 19 Winged achenes are termed samaras, as in ash or elm... The small nutlets of alder and birch are also achenes.1961R. W. Butcher Brit. Flora I. 21 The achene is an indehiscent dry fruit with the single seed loosely enclosed in a dry, horny pericarp.

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