Anoectochilus zhongshanensis (Orchidaceae), a new species from Guangxi, China

A new species of Anoectochilus (Orchidaceae) from Guangxi, China, A. zhongshanensis, is described here, which was identified based on phylogenetic studies adopting combined plastid markers (rbcL-matK-trnL-F), morphological observation and chemical analysis. Molecular phylogenetic results support the...

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Main Authors: Yan-Bin Wu, Yu Han, Xu-Hui He, Hui-Ling Chen, Jin-Zhong Wu, Qi Ye, Cheng-Jian Zheng
Format: Article
Language:English
Published: Pensoft Publishers 2023-10-01
Series:PhytoKeys
Online Access:https://phytokeys.pensoft.net/article/111106/download/pdf/
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author Yan-Bin Wu
Yu Han
Xu-Hui He
Hui-Ling Chen
Jin-Zhong Wu
Qi Ye
Cheng-Jian Zheng
author_facet Yan-Bin Wu
Yu Han
Xu-Hui He
Hui-Ling Chen
Jin-Zhong Wu
Qi Ye
Cheng-Jian Zheng
author_sort Yan-Bin Wu
collection DOAJ
description A new species of Anoectochilus (Orchidaceae) from Guangxi, China, A. zhongshanensis, is described here, which was identified based on phylogenetic studies adopting combined plastid markers (rbcL-matK-trnL-F), morphological observation and chemical analysis. Molecular phylogenetic results support the systematic status of A. zhongshanensis as a new species in Anoectochilus genus. Morphologically, this new species is similar to A. zhejiangensis and A. malipoensis, but differs by its characteristic labellum and column, including the hastate or scalpel-shaped lobes of epichile, forward curved and pinnately divided cristate lobes at both sides of the mesochile and inverted triangle column wings. Furthermore, HPLC-ELSD analysis of these three species revealed the interesting chemotaxonomic difference that the principle and characteristic lactone glycoside in this new species was kinsenoside, rather than its diastereoisomer, goodyeroside A, a major glycoside in A. zhejiangensis and A. malipoensis.
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spelling doaj.art-15a88935b58443b7a41510c4e2f05f8a2023-10-27T08:11:06ZengPensoft PublishersPhytoKeys1314-20032023-10-0123420321810.3897/phytokeys.234.111106111106Anoectochilus zhongshanensis (Orchidaceae), a new species from Guangxi, ChinaYan-Bin Wu0Yu Han1Xu-Hui He2Hui-Ling Chen3Jin-Zhong Wu4Qi Ye5Cheng-Jian Zheng6Fujian University of Traditional Chinese MedicineNaval Medical UniversityNaval Medical UniversityFujian University of Traditional Chinese MedicineFujian University of Traditional Chinese MedicineFujian Agriculture and Forestry UniversityState Key Laboratory for Quality Ensurance and Sustainable Use of Dao-di HerbsA new species of Anoectochilus (Orchidaceae) from Guangxi, China, A. zhongshanensis, is described here, which was identified based on phylogenetic studies adopting combined plastid markers (rbcL-matK-trnL-F), morphological observation and chemical analysis. Molecular phylogenetic results support the systematic status of A. zhongshanensis as a new species in Anoectochilus genus. Morphologically, this new species is similar to A. zhejiangensis and A. malipoensis, but differs by its characteristic labellum and column, including the hastate or scalpel-shaped lobes of epichile, forward curved and pinnately divided cristate lobes at both sides of the mesochile and inverted triangle column wings. Furthermore, HPLC-ELSD analysis of these three species revealed the interesting chemotaxonomic difference that the principle and characteristic lactone glycoside in this new species was kinsenoside, rather than its diastereoisomer, goodyeroside A, a major glycoside in A. zhejiangensis and A. malipoensis.https://phytokeys.pensoft.net/article/111106/download/pdf/
spellingShingle Yan-Bin Wu
Yu Han
Xu-Hui He
Hui-Ling Chen
Jin-Zhong Wu
Qi Ye
Cheng-Jian Zheng
Anoectochilus zhongshanensis (Orchidaceae), a new species from Guangxi, China
PhytoKeys
title Anoectochilus zhongshanensis (Orchidaceae), a new species from Guangxi, China
title_full Anoectochilus zhongshanensis (Orchidaceae), a new species from Guangxi, China
title_fullStr Anoectochilus zhongshanensis (Orchidaceae), a new species from Guangxi, China
title_full_unstemmed Anoectochilus zhongshanensis (Orchidaceae), a new species from Guangxi, China
title_short Anoectochilus zhongshanensis (Orchidaceae), a new species from Guangxi, China
title_sort anoectochilus zhongshanensis orchidaceae a new species from guangxi china
url https://phytokeys.pensoft.net/article/111106/download/pdf/
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