Analysis of Physiological and Biochemical Factors Affecting Flower Color of Herbaceous Peony in Different Flowering Periods

Herbaceous peony (<i>Paeonia lactiflora</i> Pall.) is a famous ornamental plant, and the study of its flower color is of great significance for cultivating new flower varieties. To explore the factors driving the formation and change of herbaceous peony flower color, we selected five her...

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Main Authors: Dongliang Zhang, Anqi Xie, Xiao Yang, Lijin Yang, Yajie Shi, Lingling Dong, Fuling Lei, Limin Sun, Mingyue Bao, Xia Sun
Format: Article
Language:English
Published: MDPI AG 2023-04-01
Series:Horticulturae
Subjects:
Online Access:https://www.mdpi.com/2311-7524/9/4/502
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author Dongliang Zhang
Anqi Xie
Xiao Yang
Lijin Yang
Yajie Shi
Lingling Dong
Fuling Lei
Limin Sun
Mingyue Bao
Xia Sun
author_facet Dongliang Zhang
Anqi Xie
Xiao Yang
Lijin Yang
Yajie Shi
Lingling Dong
Fuling Lei
Limin Sun
Mingyue Bao
Xia Sun
author_sort Dongliang Zhang
collection DOAJ
description Herbaceous peony (<i>Paeonia lactiflora</i> Pall.) is a famous ornamental plant, and the study of its flower color is of great significance for cultivating new flower varieties. To explore the factors driving the formation and change of herbaceous peony flower color, we selected five herbaceous peony varieties at four flowering stages to determine the change in flower color, petal area, and microstructure. We also examined the composition and content of petal pigments, soluble sugar and soluble protein content, pH value of cell fluid, and water content. Finally, we analyzed the correlations between each factor. We found that Pn3G5G, Pg3G5G, and Cy3G5G were the main anthocyanin components in red and purple petals. Qu3G, Qu7G, Is3G, and lutein play important roles in yellow petal formation. The change in herbaceous peony flower color during the flowering process is directly caused by changes in the anthocyanin and carotenoid content in petals. In addition, changes in other physiological indices also influence the change in flower color. This study explored the physiological and biochemical factors affecting the color of herbaceous peony petals, which has an important practical significance for studying the physiological mechanism of herbaceous peony flower color formation and color breeding of new flowers.
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spelling doaj.art-eda98943a25f4165a35c04571305ef922023-11-17T19:29:39ZengMDPI AGHorticulturae2311-75242023-04-019450210.3390/horticulturae9040502Analysis of Physiological and Biochemical Factors Affecting Flower Color of Herbaceous Peony in Different Flowering PeriodsDongliang Zhang0Anqi Xie1Xiao Yang2Lijin Yang3Yajie Shi4Lingling Dong5Fuling Lei6Limin Sun7Mingyue Bao8Xia Sun9College of Horticulture Science and Engineering, Shandong Agricultural University, Daizong Street #61, Tai’an 271018, ChinaCollege of Horticulture Science and Engineering, Shandong Agricultural University, Daizong Street #61, Tai’an 271018, ChinaCollege of Horticulture Science and Engineering, Shandong Agricultural University, Daizong Street #61, Tai’an 271018, ChinaCollege of Horticulture Science and Engineering, Shandong Agricultural University, Daizong Street #61, Tai’an 271018, ChinaCollege of Horticulture Science and Engineering, Shandong Agricultural University, Daizong Street #61, Tai’an 271018, ChinaCollege of Horticulture Science and Engineering, Shandong Agricultural University, Daizong Street #61, Tai’an 271018, ChinaCollege of Horticulture Science and Engineering, Shandong Agricultural University, Daizong Street #61, Tai’an 271018, ChinaCollege of Forestry, Shandong Agricultural University, Daizong Street #61, Tai’an 271018, ChinaCollege of Horticulture Science and Engineering, Shandong Agricultural University, Daizong Street #61, Tai’an 271018, ChinaCollege of Horticulture Science and Engineering, Shandong Agricultural University, Daizong Street #61, Tai’an 271018, ChinaHerbaceous peony (<i>Paeonia lactiflora</i> Pall.) is a famous ornamental plant, and the study of its flower color is of great significance for cultivating new flower varieties. To explore the factors driving the formation and change of herbaceous peony flower color, we selected five herbaceous peony varieties at four flowering stages to determine the change in flower color, petal area, and microstructure. We also examined the composition and content of petal pigments, soluble sugar and soluble protein content, pH value of cell fluid, and water content. Finally, we analyzed the correlations between each factor. We found that Pn3G5G, Pg3G5G, and Cy3G5G were the main anthocyanin components in red and purple petals. Qu3G, Qu7G, Is3G, and lutein play important roles in yellow petal formation. The change in herbaceous peony flower color during the flowering process is directly caused by changes in the anthocyanin and carotenoid content in petals. In addition, changes in other physiological indices also influence the change in flower color. This study explored the physiological and biochemical factors affecting the color of herbaceous peony petals, which has an important practical significance for studying the physiological mechanism of herbaceous peony flower color formation and color breeding of new flowers.https://www.mdpi.com/2311-7524/9/4/502herbaceous peonyflower colormicrostructureanthocyanin
spellingShingle Dongliang Zhang
Anqi Xie
Xiao Yang
Lijin Yang
Yajie Shi
Lingling Dong
Fuling Lei
Limin Sun
Mingyue Bao
Xia Sun
Analysis of Physiological and Biochemical Factors Affecting Flower Color of Herbaceous Peony in Different Flowering Periods
Horticulturae
herbaceous peony
flower color
microstructure
anthocyanin
title Analysis of Physiological and Biochemical Factors Affecting Flower Color of Herbaceous Peony in Different Flowering Periods
title_full Analysis of Physiological and Biochemical Factors Affecting Flower Color of Herbaceous Peony in Different Flowering Periods
title_fullStr Analysis of Physiological and Biochemical Factors Affecting Flower Color of Herbaceous Peony in Different Flowering Periods
title_full_unstemmed Analysis of Physiological and Biochemical Factors Affecting Flower Color of Herbaceous Peony in Different Flowering Periods
title_short Analysis of Physiological and Biochemical Factors Affecting Flower Color of Herbaceous Peony in Different Flowering Periods
title_sort analysis of physiological and biochemical factors affecting flower color of herbaceous peony in different flowering periods
topic herbaceous peony
flower color
microstructure
anthocyanin
url https://www.mdpi.com/2311-7524/9/4/502
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