Gastrochilus obovatifolius (Orchidaceae, Aeridinae), a new species from the Daba Mountains of Chongqing, China
Gastrochilus obovatifolius, a new species discovered in the Dabashan of northeast Chongqing (China), is described and illustrated. The novelty morphologically resembles G. affinis, G. balangshanensis and G. heminii in having a glabrous and smooth epichile. but can be distinguished by the unique obov...
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Format: | Article |
Language: | English |
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Pensoft Publishers
2025-02-01
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Series: | PhytoKeys |
Online Access: | https://phytokeys.pensoft.net/article/133501/download/pdf/ |
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author | Chi Xiong Xiao-Ying Fu Ke Tan Ya Huang Hong-Jing Zhang Yi-Chen Wang Yu-Bing Yang Si-Rong Yi |
author_facet | Chi Xiong Xiao-Ying Fu Ke Tan Ya Huang Hong-Jing Zhang Yi-Chen Wang Yu-Bing Yang Si-Rong Yi |
author_sort | Chi Xiong |
collection | DOAJ |
description | Gastrochilus obovatifolius, a new species discovered in the Dabashan of northeast Chongqing (China), is described and illustrated. The novelty morphologically resembles G. affinis, G. balangshanensis and G. heminii in having a glabrous and smooth epichile. but can be distinguished by the unique obovate shape of the leaves, smaller epichile, and flower color. The results of molecular phylogenetic analysis, based on nuclear ribosome internal transcribed spacer (nrITS) and four chloroplast DNA fragments (matK, psbA–trnH, psbM–trnD, and trnL–F) of 55 Gastrochilus species, support the inclusion of G. obovatifolius in G. sect. Microphylli, being most closely related to G. balangshanensis from Sichuan. The new species is a trunk epiphyte in evergreen broad-leaved forest. |
format | Article |
id | doaj-art-5b9c9b9ee6b74c229ed9ab5591b6aa58 |
institution | Kabale University |
issn | 1314-2003 |
language | English |
publishDate | 2025-02-01 |
publisher | Pensoft Publishers |
record_format | Article |
series | PhytoKeys |
spelling | doaj-art-5b9c9b9ee6b74c229ed9ab5591b6aa582025-02-09T08:31:13ZengPensoft PublishersPhytoKeys1314-20032025-02-01252254010.3897/phytokeys.252.133501133501Gastrochilus obovatifolius (Orchidaceae, Aeridinae), a new species from the Daba Mountains of Chongqing, ChinaChi Xiong0Xiao-Ying Fu1Ke Tan2Ya Huang3Hong-Jing Zhang4Yi-Chen Wang5Yu-Bing Yang6Si-Rong Yi7Guangxi Key Laboratory of Plant Conservation and Restoration Ecology in Karst Terrain, Guangxi Institute of Botany, Guangxi Zhuang Autonomous Region and Chinese Academy of SciencesGuangxi Normal UniversityGuangxi Key Laboratory of Plant Conservation and Restoration Ecology in Karst Terrain, Guangxi Institute of Botany, Guangxi Zhuang Autonomous Region and Chinese Academy of SciencesChongqing Key Laboratory of Development and Utilization of Genuine Medicinal Materials in Three Gorges Reservoir Area, Chongqing Three Gorges Medical CollegeChongqing Key Laboratory of Development and Utilization of Genuine Medicinal Materials in Three Gorges Reservoir Area, Chongqing Three Gorges Medical CollegeHangzhou Botanical GardenSouthwest UniversityChongqing Key Laboratory of Development and Utilization of Genuine Medicinal Materials in Three Gorges Reservoir Area, Chongqing Three Gorges Medical CollegeGastrochilus obovatifolius, a new species discovered in the Dabashan of northeast Chongqing (China), is described and illustrated. The novelty morphologically resembles G. affinis, G. balangshanensis and G. heminii in having a glabrous and smooth epichile. but can be distinguished by the unique obovate shape of the leaves, smaller epichile, and flower color. The results of molecular phylogenetic analysis, based on nuclear ribosome internal transcribed spacer (nrITS) and four chloroplast DNA fragments (matK, psbA–trnH, psbM–trnD, and trnL–F) of 55 Gastrochilus species, support the inclusion of G. obovatifolius in G. sect. Microphylli, being most closely related to G. balangshanensis from Sichuan. The new species is a trunk epiphyte in evergreen broad-leaved forest.https://phytokeys.pensoft.net/article/133501/download/pdf/ |
spellingShingle | Chi Xiong Xiao-Ying Fu Ke Tan Ya Huang Hong-Jing Zhang Yi-Chen Wang Yu-Bing Yang Si-Rong Yi Gastrochilus obovatifolius (Orchidaceae, Aeridinae), a new species from the Daba Mountains of Chongqing, China PhytoKeys |
title | Gastrochilus obovatifolius (Orchidaceae, Aeridinae), a new species from the Daba Mountains of Chongqing, China |
title_full | Gastrochilus obovatifolius (Orchidaceae, Aeridinae), a new species from the Daba Mountains of Chongqing, China |
title_fullStr | Gastrochilus obovatifolius (Orchidaceae, Aeridinae), a new species from the Daba Mountains of Chongqing, China |
title_full_unstemmed | Gastrochilus obovatifolius (Orchidaceae, Aeridinae), a new species from the Daba Mountains of Chongqing, China |
title_short | Gastrochilus obovatifolius (Orchidaceae, Aeridinae), a new species from the Daba Mountains of Chongqing, China |
title_sort | gastrochilus obovatifolius orchidaceae aeridinae a new species from the daba mountains of chongqing china |
url | https://phytokeys.pensoft.net/article/133501/download/pdf/ |
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