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单词 epinasty
释义

epinastyn.

/ˈɛpɪnasti/
Etymology: < epi- prefix + Greek ναστός ( < νάσσειν to squeeze close) + -y suffix3.
Botany.
(See quot.)
ΘΚΠ
the world > plants > part of plant > growth, movement, or curvature of parts > [noun] > irregular growth
hyponasty1875
epinasty1880
heterauxesis1886
1880 C. Darwin & F. Darwin Power of Movement in Plants 5 The term epinasty is now often used in Germany, and implies that the upper surface of an organ grows more quickly than the lower surface, and thus causes it to bend downwards.
1882 S. H. Vines tr. J. von Sachs Text-bk. Bot. (ed. 2) 859 Geotropism will act in the former in opposition to epinasty.
This entry has not yet been fully updated (first published 1891; most recently modified version published online June 2018).
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n.1880
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更新时间:2024/11/11 0:48:43