Tiania quercicola Ning Jiang 2025, sp. nov.
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2025
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| _version_ | 1866901787637710848 |
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| author | Jiang, Ning Xue, Han Li, Yong |
| author_facet | Jiang, Ning Xue, Han Li, Yong |
| contents | <p><i>Tiania quercicola</i> Ning Jiang sp. nov.</p><p>Fig. 6</p><p><b>Etymology.</b></p><p>Named after the host genus <i>Quercus</i> and “ - <i>cola</i> ” = “ inhabiting ”.</p><p><b>Diagnosis.</b></p><p>Distinct from <i>T. chinensis</i> and <i>T. lithocarpicola</i> by conidia that are constricted at the middle.</p><p><b>Typus.</b></p><p>CHINA • Hainan Province, Changjiang Li Autonomous County, Bawangling National Forest Park, on diseased leaves of <i>Quercus macrocalyx</i>, 30 March 2019, Yong Li (<b>holotype</b> CAF 800035; ex-holotype culture CFCC 54435).</p><p><b>Description.</b></p><p><i>Conidiomata</i> in culture sporodochial, aggregated, erumpent, pulvinate, light orange, 150–700 μm diam., exuding light orange conidial masses. <i>Conidiophores</i> hyaline, smooth, cylindrical, branched, usually reduced to conidiogenous cells. <i>Conidiogenous cells</i> hyaline, smooth, cylindrical to ampulliform, attenuate towards the apex, phialidic, 10.5–21.5 × 1–2.5 μm. <i>Conidia</i> aseptate, hyaline, smooth, multi-guttulate, cylindrical, constricted at the middle, straight or slightly curved, base truncate, 5.5–7 (– 8) × 2–2.5 μm (n = 50), L / W = 1.6–2.7.</p><p><b>Culture characteristics.</b></p><p><i>Colonies on PDA</i> flat, spreading, with abundant flocculent aerial mycelium and even margin, initially white, becoming umber after 1 wk, reaching 90 mm diam after 2 wk at 25 ° C. <i>Colonies on MEA</i> flat, spreading, with abundant flocculent aerial mycelium and undulating margin, white to smoke grey, reaching 90 mm diam after 2 wk at 25 ° C. <i>Colonies on SNA</i> flat, spreading, with sparse flocculent aerial mycelium and feathery margin, white, reaching 90 mm diam after 3 wk at 25 ° C.</p><p><b>Additional material examined.</b></p><p>CHINA • Hainan Province, Changjiang Li Autonomous County, Bawangling National Forest Park, from leaf spots of <i>Quercus macrocalyx</i>, 30 March 2019, Yong Li (living culture CFCC 55885).</p><p><b>Distribution.</b></p><p>China, Hainan Province.</p><p><b>Ecology.</b></p><p>Associated with leaf spot disease with <i>Quercus macrocalyx</i>.</p><p><b>Notes.</b></p><p><i>Tiania quercicola</i>, isolated from <i>Quercus macrocalyx</i>, is phylogenetically closely related to <i>T. chinensis</i> from <i>Quercus semecarpifolia</i> and <i>Q. spinosa</i>, and <i>T. lithocarpicola</i> from <i>Lithocarpus elaeagnifolius</i> (Fig. 1). However, <i>T. quercicola</i> can be distinguished from these two species by its conidia, which are constricted at the middle.</p> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_15785542 |
| institution | Zenodo |
| language | |
| publishDate | 2025 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | Tiania quercicola Ning Jiang 2025, sp. nov. Jiang, Ning Xue, Han Li, Yong Biodiversity Taxonomy Fungi Ascomycota Sordariomycetes Diaporthales Diaporthostomataceae Tiania Tiania quercicola <p><i>Tiania quercicola</i> Ning Jiang sp. nov.</p><p>Fig. 6</p><p><b>Etymology.</b></p><p>Named after the host genus <i>Quercus</i> and “ - <i>cola</i> ” = “ inhabiting ”.</p><p><b>Diagnosis.</b></p><p>Distinct from <i>T. chinensis</i> and <i>T. lithocarpicola</i> by conidia that are constricted at the middle.</p><p><b>Typus.</b></p><p>CHINA • Hainan Province, Changjiang Li Autonomous County, Bawangling National Forest Park, on diseased leaves of <i>Quercus macrocalyx</i>, 30 March 2019, Yong Li (<b>holotype</b> CAF 800035; ex-holotype culture CFCC 54435).</p><p><b>Description.</b></p><p><i>Conidiomata</i> in culture sporodochial, aggregated, erumpent, pulvinate, light orange, 150–700 μm diam., exuding light orange conidial masses. <i>Conidiophores</i> hyaline, smooth, cylindrical, branched, usually reduced to conidiogenous cells. <i>Conidiogenous cells</i> hyaline, smooth, cylindrical to ampulliform, attenuate towards the apex, phialidic, 10.5–21.5 × 1–2.5 μm. <i>Conidia</i> aseptate, hyaline, smooth, multi-guttulate, cylindrical, constricted at the middle, straight or slightly curved, base truncate, 5.5–7 (– 8) × 2–2.5 μm (n = 50), L / W = 1.6–2.7.</p><p><b>Culture characteristics.</b></p><p><i>Colonies on PDA</i> flat, spreading, with abundant flocculent aerial mycelium and even margin, initially white, becoming umber after 1 wk, reaching 90 mm diam after 2 wk at 25 ° C. <i>Colonies on MEA</i> flat, spreading, with abundant flocculent aerial mycelium and undulating margin, white to smoke grey, reaching 90 mm diam after 2 wk at 25 ° C. <i>Colonies on SNA</i> flat, spreading, with sparse flocculent aerial mycelium and feathery margin, white, reaching 90 mm diam after 3 wk at 25 ° C.</p><p><b>Additional material examined.</b></p><p>CHINA • Hainan Province, Changjiang Li Autonomous County, Bawangling National Forest Park, from leaf spots of <i>Quercus macrocalyx</i>, 30 March 2019, Yong Li (living culture CFCC 55885).</p><p><b>Distribution.</b></p><p>China, Hainan Province.</p><p><b>Ecology.</b></p><p>Associated with leaf spot disease with <i>Quercus macrocalyx</i>.</p><p><b>Notes.</b></p><p><i>Tiania quercicola</i>, isolated from <i>Quercus macrocalyx</i>, is phylogenetically closely related to <i>T. chinensis</i> from <i>Quercus semecarpifolia</i> and <i>Q. spinosa</i>, and <i>T. lithocarpicola</i> from <i>Lithocarpus elaeagnifolius</i> (Fig. 1). However, <i>T. quercicola</i> can be distinguished from these two species by its conidia, which are constricted at the middle.</p> |
| title | Tiania quercicola Ning Jiang 2025, sp. nov. |
| topic | Biodiversity Taxonomy Fungi Ascomycota Sordariomycetes Diaporthales Diaporthostomataceae Tiania Tiania quercicola |
| url | https://doi.org/10.5281/zenodo.15785542 |