Floral Biology of <i>Aquilaria sinensis</i> (Lour.) Spreng

<i>Aquilaria sinensis</i> (Lour.) Spreng is a known medicinal plant producing agarwood. To date, studies on the floral biology of <i>A. sinensis</i> have been limited. In this study, the floral micro- and ultra-structures, pollen viability, stigma receptivity, and artificial...

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Main Authors: Bin Wang, Guangyao Ma, Suxian Lin, Xin He, Bo Chen, Haoling Li, Liangming Huang, Yun Yang, Jianhe Wei
Format: Article
Language:English
Published: MDPI AG 2024-01-01
Series:Horticulturae
Subjects:
Online Access:https://www.mdpi.com/2311-7524/10/1/109
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author Bin Wang
Guangyao Ma
Suxian Lin
Xin He
Bo Chen
Haoling Li
Liangming Huang
Yun Yang
Jianhe Wei
author_facet Bin Wang
Guangyao Ma
Suxian Lin
Xin He
Bo Chen
Haoling Li
Liangming Huang
Yun Yang
Jianhe Wei
author_sort Bin Wang
collection DOAJ
description <i>Aquilaria sinensis</i> (Lour.) Spreng is a known medicinal plant producing agarwood. To date, studies on the floral biology of <i>A. sinensis</i> have been limited. In this study, the floral micro- and ultra-structures, pollen viability, stigma receptivity, and artificial pollination of <i>A. sinensis</i> were investigated. The results show that the flower’s development can be divided into five stages, including the flower bud differentiation stage (2–7 d), the flower bud stage (7–13 d), the flowering stage (14 d), the pollination stage (14–15 d), and the fruiting stage (15–25 d). The floral organs mainly include: 4–6 split calyces, 10 petals, 10 stamens, and 1 pistil. The anther is oblong, with four pollen sacs the pollen is round, with maximum viability 6 h after flowering; and stigma receptivity is at its best 6 h before flowering. Artificial pollination is successful in the field. These findings will provide useful information for producing and breeding <i>A. sinensis.</i>
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spelling doaj.art-20ba55e6779a47499d96d78d40840adb2024-01-26T16:50:01ZengMDPI AGHorticulturae2311-75242024-01-0110110910.3390/horticulturae10010109Floral Biology of <i>Aquilaria sinensis</i> (Lour.) SprengBin Wang0Guangyao Ma1Suxian Lin2Xin He3Bo Chen4Haoling Li5Liangming Huang6Yun Yang7Jianhe Wei8Key Laboratory of Resources Conservation and Development of Southern Medicine of Hainan Province & Key Laboratory of State Administration of Traditional Chinese Medicine for Agarwood Sustainable Utilization, Hainan Branch of the Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Haikou 570311, ChinaKey Laboratory of Resources Conservation and Development of Southern Medicine of Hainan Province & Key Laboratory of State Administration of Traditional Chinese Medicine for Agarwood Sustainable Utilization, Hainan Branch of the Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Haikou 570311, ChinaCollege of Forestry and Landscape Architecture, South China Agricultural University, Guangzhou 510642, ChinaKey Laboratory of Resources Conservation and Development of Southern Medicine of Hainan Province & Key Laboratory of State Administration of Traditional Chinese Medicine for Agarwood Sustainable Utilization, Hainan Branch of the Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Haikou 570311, ChinaKey Laboratory of Resources Conservation and Development of Southern Medicine of Hainan Province & Key Laboratory of State Administration of Traditional Chinese Medicine for Agarwood Sustainable Utilization, Hainan Branch of the Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Haikou 570311, ChinaKey Laboratory of Resources Conservation and Development of Southern Medicine of Hainan Province & Key Laboratory of State Administration of Traditional Chinese Medicine for Agarwood Sustainable Utilization, Hainan Branch of the Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Haikou 570311, ChinaKey Laboratory of Resources Conservation and Development of Southern Medicine of Hainan Province & Key Laboratory of State Administration of Traditional Chinese Medicine for Agarwood Sustainable Utilization, Hainan Branch of the Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Haikou 570311, ChinaKey Laboratory of Resources Conservation and Development of Southern Medicine of Hainan Province & Key Laboratory of State Administration of Traditional Chinese Medicine for Agarwood Sustainable Utilization, Hainan Branch of the Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Haikou 570311, ChinaKey Laboratory of Resources Conservation and Development of Southern Medicine of Hainan Province & Key Laboratory of State Administration of Traditional Chinese Medicine for Agarwood Sustainable Utilization, Hainan Branch of the Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Haikou 570311, China<i>Aquilaria sinensis</i> (Lour.) Spreng is a known medicinal plant producing agarwood. To date, studies on the floral biology of <i>A. sinensis</i> have been limited. In this study, the floral micro- and ultra-structures, pollen viability, stigma receptivity, and artificial pollination of <i>A. sinensis</i> were investigated. The results show that the flower’s development can be divided into five stages, including the flower bud differentiation stage (2–7 d), the flower bud stage (7–13 d), the flowering stage (14 d), the pollination stage (14–15 d), and the fruiting stage (15–25 d). The floral organs mainly include: 4–6 split calyces, 10 petals, 10 stamens, and 1 pistil. The anther is oblong, with four pollen sacs the pollen is round, with maximum viability 6 h after flowering; and stigma receptivity is at its best 6 h before flowering. Artificial pollination is successful in the field. These findings will provide useful information for producing and breeding <i>A. sinensis.</i>https://www.mdpi.com/2311-7524/10/1/109<i>Aquilaria sinensis</i>floral biologyfloral structureartificial pollination
spellingShingle Bin Wang
Guangyao Ma
Suxian Lin
Xin He
Bo Chen
Haoling Li
Liangming Huang
Yun Yang
Jianhe Wei
Floral Biology of <i>Aquilaria sinensis</i> (Lour.) Spreng
Horticulturae
<i>Aquilaria sinensis</i>
floral biology
floral structure
artificial pollination
title Floral Biology of <i>Aquilaria sinensis</i> (Lour.) Spreng
title_full Floral Biology of <i>Aquilaria sinensis</i> (Lour.) Spreng
title_fullStr Floral Biology of <i>Aquilaria sinensis</i> (Lour.) Spreng
title_full_unstemmed Floral Biology of <i>Aquilaria sinensis</i> (Lour.) Spreng
title_short Floral Biology of <i>Aquilaria sinensis</i> (Lour.) Spreng
title_sort floral biology of i aquilaria sinensis i lour spreng
topic <i>Aquilaria sinensis</i>
floral biology
floral structure
artificial pollination
url https://www.mdpi.com/2311-7524/10/1/109
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