Changes in Structure and Histochemistry of Glandular Trichomes of Thymus quinquecostatus Celak

The types, morphology, distribution, structure, and development process of the glandular trichomes on the leaves of Thymus quinquecostatus Celak had been investigated in this study. Two different types of glandular trichomes were determined in detail, namely, capitate trichomes and peltate ones. Bes...

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Main Authors: Ping Jia, Ting Gao, Hua Xin
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1100/2012/187261
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author Ping Jia
Ting Gao
Hua Xin
author_facet Ping Jia
Ting Gao
Hua Xin
author_sort Ping Jia
collection DOAJ
description The types, morphology, distribution, structure, and development process of the glandular trichomes on the leaves of Thymus quinquecostatus Celak had been investigated in this study. Two different types of glandular trichomes were determined in detail, namely, capitate trichomes and peltate ones. Besides, there were distinct differences on morphology, distribution, structure, and development process between the two kinds of trichomes. As the peltate trichome stepping into senium stage, it caved in the epidermis integrally, which was different from the capitate one. The secretion of the capitate trichome contained essential oil, polyphenols, and flavonoids, while, in addition to these three components, the secretion of the peltate one also contained acid polysaccharides. A distinctive difference was also seen in the secretory pathway of the secretion between the two types of trichomes. The secretion of capitate one was extruded through the cuticle of the head cell, but the secretion of the peltate one kept accumulating in the subcuticular space of the head cells until it was released by cuticle rupture.
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institution Kabale University
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series The Scientific World Journal
spelling doaj-art-f27ad3a61fe546168b525b6c470c047b2025-02-03T01:06:57ZengWileyThe Scientific World Journal1537-744X2012-01-01201210.1100/2012/187261187261Changes in Structure and Histochemistry of Glandular Trichomes of Thymus quinquecostatus CelakPing Jia0Ting Gao1Hua Xin2College of Life Sciences, Qingdao Agricultural University, Qingdao 266109, ChinaCollege of Life Sciences, Qingdao Agricultural University, Qingdao 266109, ChinaCollege of Life Sciences, Qingdao Agricultural University, Qingdao 266109, ChinaThe types, morphology, distribution, structure, and development process of the glandular trichomes on the leaves of Thymus quinquecostatus Celak had been investigated in this study. Two different types of glandular trichomes were determined in detail, namely, capitate trichomes and peltate ones. Besides, there were distinct differences on morphology, distribution, structure, and development process between the two kinds of trichomes. As the peltate trichome stepping into senium stage, it caved in the epidermis integrally, which was different from the capitate one. The secretion of the capitate trichome contained essential oil, polyphenols, and flavonoids, while, in addition to these three components, the secretion of the peltate one also contained acid polysaccharides. A distinctive difference was also seen in the secretory pathway of the secretion between the two types of trichomes. The secretion of capitate one was extruded through the cuticle of the head cell, but the secretion of the peltate one kept accumulating in the subcuticular space of the head cells until it was released by cuticle rupture.http://dx.doi.org/10.1100/2012/187261
spellingShingle Ping Jia
Ting Gao
Hua Xin
Changes in Structure and Histochemistry of Glandular Trichomes of Thymus quinquecostatus Celak
The Scientific World Journal
title Changes in Structure and Histochemistry of Glandular Trichomes of Thymus quinquecostatus Celak
title_full Changes in Structure and Histochemistry of Glandular Trichomes of Thymus quinquecostatus Celak
title_fullStr Changes in Structure and Histochemistry of Glandular Trichomes of Thymus quinquecostatus Celak
title_full_unstemmed Changes in Structure and Histochemistry of Glandular Trichomes of Thymus quinquecostatus Celak
title_short Changes in Structure and Histochemistry of Glandular Trichomes of Thymus quinquecostatus Celak
title_sort changes in structure and histochemistry of glandular trichomes of thymus quinquecostatus celak
url http://dx.doi.org/10.1100/2012/187261
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