Two New Species and a New Chinese Record of Hypocreaceae as Evidenced by Morphological and Molecular Data

To explore species diversity of Hypocreaceae, collections from Guangdong, Hubei, and Tibet of China were examined and two new species and a new Chinese record were discovered. Morphological characteristics and DNA sequence analyses of the ITS, LSU, EF-1α, and RPB2 regions support their placements in...

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Main Authors: Zhao Qing Zeng, Wen Ying Zhuang
Format: Article
Language:English
Published: Taylor & Francis Group 2019-07-01
Series:Mycobiology
Subjects:
Online Access:http://dx.doi.org/10.1080/12298093.2019.1641062
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author Zhao Qing Zeng
Wen Ying Zhuang
author_facet Zhao Qing Zeng
Wen Ying Zhuang
author_sort Zhao Qing Zeng
collection DOAJ
description To explore species diversity of Hypocreaceae, collections from Guangdong, Hubei, and Tibet of China were examined and two new species and a new Chinese record were discovered. Morphological characteristics and DNA sequence analyses of the ITS, LSU, EF-1α, and RPB2 regions support their placements in Hypocreaceae and the establishments of the new species. Hypomyces hubeiensis sp. nov. is characterized by occurrence on fruitbody of Agaricus sp., concentric rings formed on MEA medium, verticillium-like conidiophores, subulate phialides, rod-shaped to narrowly ellipsoidal conidia, and absence of chlamydospores. Trichoderma subiculoides sp. nov. is distinguished by effuse to confluent rudimentary stromata lacking of a well-developed flank and not changing color in KOH, subcylindrical asci containing eight ascospores that disarticulate into 16 dimorphic part-ascospores, verticillium-like conidiophores, subcylindrical phialides, and subellipsoidal to rod-shaped conidia. Morphological distinctions between the new species and their close relatives are discussed. Hypomyces orthosporus is found for the first time from China.
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spelling doaj.art-969bde2803814a70a09e86b202a50e442022-12-21T19:09:22ZengTaylor & Francis GroupMycobiology1229-80932092-93232019-07-0147328029110.1080/12298093.2019.16410621641062Two New Species and a New Chinese Record of Hypocreaceae as Evidenced by Morphological and Molecular DataZhao Qing Zeng0Wen Ying Zhuang1Chinese Academy of SciencesChinese Academy of SciencesTo explore species diversity of Hypocreaceae, collections from Guangdong, Hubei, and Tibet of China were examined and two new species and a new Chinese record were discovered. Morphological characteristics and DNA sequence analyses of the ITS, LSU, EF-1α, and RPB2 regions support their placements in Hypocreaceae and the establishments of the new species. Hypomyces hubeiensis sp. nov. is characterized by occurrence on fruitbody of Agaricus sp., concentric rings formed on MEA medium, verticillium-like conidiophores, subulate phialides, rod-shaped to narrowly ellipsoidal conidia, and absence of chlamydospores. Trichoderma subiculoides sp. nov. is distinguished by effuse to confluent rudimentary stromata lacking of a well-developed flank and not changing color in KOH, subcylindrical asci containing eight ascospores that disarticulate into 16 dimorphic part-ascospores, verticillium-like conidiophores, subcylindrical phialides, and subellipsoidal to rod-shaped conidia. Morphological distinctions between the new species and their close relatives are discussed. Hypomyces orthosporus is found for the first time from China.http://dx.doi.org/10.1080/12298093.2019.1641062Hypomyces hubeiensismorphologyphylogeny; Trichoderma subiculoides
spellingShingle Zhao Qing Zeng
Wen Ying Zhuang
Two New Species and a New Chinese Record of Hypocreaceae as Evidenced by Morphological and Molecular Data
Mycobiology
Hypomyces hubeiensis
morphology
phylogeny; Trichoderma subiculoides
title Two New Species and a New Chinese Record of Hypocreaceae as Evidenced by Morphological and Molecular Data
title_full Two New Species and a New Chinese Record of Hypocreaceae as Evidenced by Morphological and Molecular Data
title_fullStr Two New Species and a New Chinese Record of Hypocreaceae as Evidenced by Morphological and Molecular Data
title_full_unstemmed Two New Species and a New Chinese Record of Hypocreaceae as Evidenced by Morphological and Molecular Data
title_short Two New Species and a New Chinese Record of Hypocreaceae as Evidenced by Morphological and Molecular Data
title_sort two new species and a new chinese record of hypocreaceae as evidenced by morphological and molecular data
topic Hypomyces hubeiensis
morphology
phylogeny; Trichoderma subiculoides
url http://dx.doi.org/10.1080/12298093.2019.1641062
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