Diplazium clivicolum (Polypodiales, Athyriaceae), a new fern species from southern Yunnan, China

A new species in Athyriaceae, Diplazium clivicolum (section Anisogonium) is described and illustrated from southern Yunnan, China. Diplazium clivicolum exhibits the greatest morphological similarity to D. incomptum, particularly in lamina division, but can be reliably differentiated, based on lamina...

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Main Authors: Hong-Jin Wei, Zheng-Yu Zuo
Format: Article
Language:English
Published: Pensoft Publishers 2025-08-01
Series:PhytoKeys
Online Access:https://phytokeys.pensoft.net/article/149078/download/pdf/
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author Hong-Jin Wei
Zheng-Yu Zuo
author_facet Hong-Jin Wei
Zheng-Yu Zuo
author_sort Hong-Jin Wei
collection DOAJ
description A new species in Athyriaceae, Diplazium clivicolum (section Anisogonium) is described and illustrated from southern Yunnan, China. Diplazium clivicolum exhibits the greatest morphological similarity to D. incomptum, particularly in lamina division, but can be reliably differentiated, based on lamina width and lobe shape. Molecular phylogenetic analysis demonstrates that the new species is closely related to D. petiolare, despite low morphological concordance. This study focuses on comparing the morphological characteristics of these three species.
format Article
id doaj-art-0c7366f8cd5b4ecf9268baf6f9903ef3
institution DOAJ
issn 1314-2003
language English
publishDate 2025-08-01
publisher Pensoft Publishers
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series PhytoKeys
spelling doaj-art-0c7366f8cd5b4ecf9268baf6f9903ef32025-08-20T03:02:46ZengPensoft PublishersPhytoKeys1314-20032025-08-0126112513410.3897/phytokeys.261.149078149078Diplazium clivicolum (Polypodiales, Athyriaceae), a new fern species from southern Yunnan, ChinaHong-Jin Wei0Zheng-Yu Zuo1Shanghai Chenshan Botanical GardenChinese Academy of SciencesA new species in Athyriaceae, Diplazium clivicolum (section Anisogonium) is described and illustrated from southern Yunnan, China. Diplazium clivicolum exhibits the greatest morphological similarity to D. incomptum, particularly in lamina division, but can be reliably differentiated, based on lamina width and lobe shape. Molecular phylogenetic analysis demonstrates that the new species is closely related to D. petiolare, despite low morphological concordance. This study focuses on comparing the morphological characteristics of these three species.https://phytokeys.pensoft.net/article/149078/download/pdf/
spellingShingle Hong-Jin Wei
Zheng-Yu Zuo
Diplazium clivicolum (Polypodiales, Athyriaceae), a new fern species from southern Yunnan, China
PhytoKeys
title Diplazium clivicolum (Polypodiales, Athyriaceae), a new fern species from southern Yunnan, China
title_full Diplazium clivicolum (Polypodiales, Athyriaceae), a new fern species from southern Yunnan, China
title_fullStr Diplazium clivicolum (Polypodiales, Athyriaceae), a new fern species from southern Yunnan, China
title_full_unstemmed Diplazium clivicolum (Polypodiales, Athyriaceae), a new fern species from southern Yunnan, China
title_short Diplazium clivicolum (Polypodiales, Athyriaceae), a new fern species from southern Yunnan, China
title_sort diplazium clivicolum polypodiales athyriaceae a new fern species from southern yunnan china
url https://phytokeys.pensoft.net/article/149078/download/pdf/
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AT zhengyuzuo diplaziumclivicolumpolypodialesathyriaceaeanewfernspeciesfromsouthernyunnanchina