Morphological characteristics and phylogenetic analysis reveal Helvellosebacina filicata sp. nov. and Sebacina aciculicola sp. nov. in Sebacinales from southwest China
Morphological characteristics and phylogenetic analyses based on ITS and nLSU sequences reveal two new species of Sebacinaceae from southwest China, viz. Helvellosebacina filicata sp. nov. and Sebacina aciculicola sp. nov. The two species have similar micromorphology characterized by clampless hypha...
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| Format: | Article |
| Language: | English |
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Pensoft Publishers
2025-06-01
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| Series: | MycoKeys |
| Online Access: | https://mycokeys.pensoft.net/article/152160/download/pdf/ |
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| author | Jia-Hui Dong Xin Zhang Qian-Xin Guan Fang Wu |
| author_facet | Jia-Hui Dong Xin Zhang Qian-Xin Guan Fang Wu |
| author_sort | Jia-Hui Dong |
| collection | DOAJ |
| description | Morphological characteristics and phylogenetic analyses based on ITS and nLSU sequences reveal two new species of Sebacinaceae from southwest China, viz. Helvellosebacina filicata sp. nov. and Sebacina aciculicola sp. nov. The two species have similar micromorphology characterized by clampless hyphae, hyphidia with simple septa, longitudinally septate, 4-celled, ovoid to subglobose basidia, and broadly ellipsoid to ovoid basidiospores. However, H. filicata is characterized by cartilaginous to gelatinous, white to cream, sometimes semi-transparent basidiomata; basidiospores measuring 8.6–9.9 × 5.8–7.6 μm; and growth on dead ferns. S. aciculicola is characterized by coriaceous, white-to-cream basidiomata; basidiospores measuring 10.2–12.9 × 6.3–8.7 μm; and growth on needles and bark of Pinus. The two new species are described and illustrated in this study. |
| format | Article |
| id | doaj-art-4fe5eec271dd42d5a0aa40634940003a |
| institution | Kabale University |
| issn | 1314-4049 |
| language | English |
| publishDate | 2025-06-01 |
| publisher | Pensoft Publishers |
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| series | MycoKeys |
| spelling | doaj-art-4fe5eec271dd42d5a0aa40634940003a2025-08-20T03:24:43ZengPensoft PublishersMycoKeys1314-40492025-06-0111810511810.3897/mycokeys.118.152160152160Morphological characteristics and phylogenetic analysis reveal Helvellosebacina filicata sp. nov. and Sebacina aciculicola sp. nov. in Sebacinales from southwest ChinaJia-Hui Dong0Xin Zhang1Qian-Xin Guan2Fang Wu3Beijing Forestry UniversityBeijing Forestry UniversityBeijing Forestry UniversityBeijing Forestry UniversityMorphological characteristics and phylogenetic analyses based on ITS and nLSU sequences reveal two new species of Sebacinaceae from southwest China, viz. Helvellosebacina filicata sp. nov. and Sebacina aciculicola sp. nov. The two species have similar micromorphology characterized by clampless hyphae, hyphidia with simple septa, longitudinally septate, 4-celled, ovoid to subglobose basidia, and broadly ellipsoid to ovoid basidiospores. However, H. filicata is characterized by cartilaginous to gelatinous, white to cream, sometimes semi-transparent basidiomata; basidiospores measuring 8.6–9.9 × 5.8–7.6 μm; and growth on dead ferns. S. aciculicola is characterized by coriaceous, white-to-cream basidiomata; basidiospores measuring 10.2–12.9 × 6.3–8.7 μm; and growth on needles and bark of Pinus. The two new species are described and illustrated in this study.https://mycokeys.pensoft.net/article/152160/download/pdf/ |
| spellingShingle | Jia-Hui Dong Xin Zhang Qian-Xin Guan Fang Wu Morphological characteristics and phylogenetic analysis reveal Helvellosebacina filicata sp. nov. and Sebacina aciculicola sp. nov. in Sebacinales from southwest China MycoKeys |
| title | Morphological characteristics and phylogenetic analysis reveal Helvellosebacina filicata sp. nov. and Sebacina aciculicola sp. nov. in Sebacinales from southwest China |
| title_full | Morphological characteristics and phylogenetic analysis reveal Helvellosebacina filicata sp. nov. and Sebacina aciculicola sp. nov. in Sebacinales from southwest China |
| title_fullStr | Morphological characteristics and phylogenetic analysis reveal Helvellosebacina filicata sp. nov. and Sebacina aciculicola sp. nov. in Sebacinales from southwest China |
| title_full_unstemmed | Morphological characteristics and phylogenetic analysis reveal Helvellosebacina filicata sp. nov. and Sebacina aciculicola sp. nov. in Sebacinales from southwest China |
| title_short | Morphological characteristics and phylogenetic analysis reveal Helvellosebacina filicata sp. nov. and Sebacina aciculicola sp. nov. in Sebacinales from southwest China |
| title_sort | morphological characteristics and phylogenetic analysis reveal helvellosebacina filicata sp nov and sebacina aciculicola sp nov in sebacinales from southwest china |
| url | https://mycokeys.pensoft.net/article/152160/download/pdf/ |
| work_keys_str_mv | AT jiahuidong morphologicalcharacteristicsandphylogeneticanalysisrevealhelvellosebacinafilicataspnovandsebacinaaciculicolaspnovinsebacinalesfromsouthwestchina AT xinzhang morphologicalcharacteristicsandphylogeneticanalysisrevealhelvellosebacinafilicataspnovandsebacinaaciculicolaspnovinsebacinalesfromsouthwestchina AT qianxinguan morphologicalcharacteristicsandphylogeneticanalysisrevealhelvellosebacinafilicataspnovandsebacinaaciculicolaspnovinsebacinalesfromsouthwestchina AT fangwu morphologicalcharacteristicsandphylogeneticanalysisrevealhelvellosebacinafilicataspnovandsebacinaaciculicolaspnovinsebacinalesfromsouthwestchina |