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mimic 人工塑料寄主植物的叶子。

mimics leaves of an artificial plastic host plant.

机构信息

Independent Researcher, Magna, UT, USA.

Institute of Cellular and Molecular Botany, University of Bonn, Bonn, Germany.

出版信息

Plant Signal Behav. 2022 Dec 31;17(1):1977530. doi: 10.1080/15592324.2021.1977530. Epub 2021 Sep 21.

Abstract

Upon discovery that the is capable of flexible leaf mimicry, the question of the mechanism behind this ability has been unanswered. Here, we demonstrate that possibly via plant-specific ocelli is a plausible hypothesis. A simple experiment by placing an artificial vine model above the living plants has shown that these will attempt to mimic the artificial leaves. The experiment has been carried out with multiple plants, and each plant has shown attempts at mimicry. It was observed that mimic leaves showed altered leaf areas, perimeters, lengths, and widths compared to non-mimic leaves. We have calculated four morphometrical features and observed that mimic leaves showed higher aspect ratio and lower rectangularity and form factor compared to non-mimic leaves. In addition, we have observed differences in the leaf venation patterns, with the mimic leaves having less dense vascular networks, thinner vascular strands, and lower numbers of free-ending veinlets.

摘要

当发现 能够灵活地模仿叶子时,其背后的机制问题仍未得到解答。在这里,我们提出 可能通过植物特有的小眼是一个合理的假设。通过将人工葡萄藤模型放置在活体植物上方进行简单的实验,表明这些植物会试图模仿人工叶子。该实验已经在多株植物上进行,每株植物都表现出模仿的尝试。观察到模仿的叶子与非模仿的叶子相比,其叶片面积、周长、长度和宽度都发生了变化。我们计算了四个形态特征,观察到模仿的叶子与非模仿的叶子相比,长宽比更高,矩形度和形态因子更低。此外,我们还观察到叶脉模式的差异,模仿的叶子具有密度较低的维管束网络、较细的维管束和较少的自由末梢叶脉。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/1be9/8903786/a5ebee9054d3/KPSB_A_1977530_F0001_OC.jpg

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