identifier	taxonID	type	CVterm	format	language	title	description	additionalInformationURL	UsageTerms	rights	Owner	contributor	creator	bibliographicCitation
74F9D64366EA5A918FADFF66B536FE4B.text	74F9D64366EA5A918FADFF66B536FE4B.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Comoclathris desertica X. G. Tian, T. Y. Du & D. F. Bao 2026	<div><p>Comoclathris desertica X. G. Tian, T. Y. Du &amp; D. F. Bao sp. nov.</p><p>Fig. 3</p><p>Etymology.</p><p>Named after the desert habitat from where the holotype was collected.</p><p>Holotype.</p><p>GMB-W 1518.</p><p>Description.</p><p>Saprobic on dead branches of an unidentified wood. Sexual morph: Ascomata 90–200 × 70–190 μm (x ̄ = 115 × 116 μm, n = 5), solitary, scattered or aggregated, immersed, not obvious on the surface of the host, subglobose, black, ostiole not obvious. Peridium 10–30 μm wide, comprising thin-walled cells of textura angularis, dark brown to black. Hamathecium comprising numerous, 2 μm wide, filamentous, septate, branched, cellular pseudoparaphyses, hyaline, embedded in a gelatinous matrix, extending above the asci. Asci 65–85 × 18–23 μm (x ̄ = 76 × 20 μm, n = 30), bitunicate, fissitunicate, 8 - spored, cylindrical-clavate, short pedicellate, apically rounded. Ascospores 16–23 × 8–10 μm (x ̄ = 19 × 9 μm, n = 30), 1 - seriate, slightly overlapping, fusiform, initially yellowish, becoming brown to dark brown, muriform, with 3 transversely septa and 1 vertical septum, consisting of 6 cells, upper end conical, lower end tapered gradually, apical cell mostly undivided, straight or slightly curved, smooth-walled, surrounded by a mucilaginous sheath. Asexual morph: Undetermined.</p><p>Culture characteristics.</p><p>Ascospores germinated on PDA within 12 h at 28 ° C, and germ tubes were produced around spores. Colonies on PDA reached 2 cm diam. after one week at 28 ° C. Colonies obverse: circular, white-cream to grey, with sparsely hairy edge; grey from below, the active hyphae at the edge are white.</p><p>Material examined.</p><p>China • Inner Mongolia Autonomous Region, Ordos City, Xiangshawan, on dead branches of an unidentified wood in the desert, 01 October 2023, J. Y. Zhang, BTD 24 (GMB-W 1518, holotype), ex-type, GMBCC 2307, other living culture, GMBCC 2320 .</p><p>GenBank numbers.</p><p>GMBCC 2307: ITS = PX 660512, LSU = PX 660516, SSU = PX 660508, rpb 2 = PX 672979; GMBCC 2320: ITS = PX 660513, LSU = PX 660517, SSU = PX 660509, rpb 2 = PX 672980.</p><p>Notes.</p><p>Comoclathris desertica clustered with C. clematidis (CCMJ 13076, ex-type and CCMJ 13077) and C. xanthoceratis (CCMJ 13078, ex-type and CCMJ 13079) in the phylogenetic tree with 100 % in ML and 1.00 in BYPP statistical support (Fig. 2). A nucleotide base pair differences between our new strain (GMBCC 2307, ex-type) and C. clematidis (CCMJ 13076, ex-type) in ITS, LSU, SSU, and rpb 2 (without gaps) showed a 2.70 % (14 / 519 bp) difference in ITS, 1.33 % (9 / 679 bp) difference in LSU, 0.32 % (2 / 628 bp) difference in SSU, and 5.58 % (47 / 842 bp) difference in rpb 2. Between our new strain (GMBCC 2307, ex-type) and C. xanthoceratis (CCMJ 13078, ex-type), there was a 2.35 % (12 / 510 bp) difference in ITS, 1.18 % (8 / 676 bp) difference in LSU, 0.32 % (2 / 628 bp) difference in SSU, and 6 % (52 / 866 bp) difference in rpb 2.</p><p>Morphologically, C. desertica is similar to C. clematidis and C. xanthoceratis, both of which have ascospores with 3 transverse septa and a vertical septum, surrounded by a thick mucilaginous sheath. But C. desertica is different from C. clematidis and C. xanthoceratis in having immersed ascomata, and dark brown ascospores, 1 - seriate, slightly overlapping, smooth-walled; while C. clematidis has immersed to erumpent ascomata, and brown ascospores, with verrucose or echinulate wall (Xu et al. 2024); while C. xanthoceratis has immersed to semi-immersed ascomata, and brown to dark brown ascospores, 1–2 - seriate (Xu et al. 2024). And our collection displays comparatively smaller ascospores than these two species (viz., C. desertica: 19 × 9 μm, C. clematidis: 30 × 14 μm, C. xanthoceratis: 37 × 16 μm).</p><p>Therefore, C. desertica is introduced as a new species from China based on morphological and molecular evidence as recommended by Jeewon and Hyde (2016).</p></div>	https://treatment.plazi.org/id/74F9D64366EA5A918FADFF66B536FE4B	Public Domain	No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.		Pensoft via Plazi	Tian, Xing-Guo;Du, Tian-Ye;Ma, An-Dong;Jeewon, Rajesh;Karunarathna, Samantha C.;Tibpromma, Saowaluck;Bao, Dan-Feng	Tian, Xing-Guo, Du, Tian-Ye, Ma, An-Dong, Jeewon, Rajesh, Karunarathna, Samantha C., Tibpromma, Saowaluck, Bao, Dan-Feng (2026): Taxonomic and phylogenetic analyses reveal two new Comoclathris taxa (Dothideomycetes, Pleosporaceae) from Inner Mongolia, China. MycoKeys 129: 107-128, DOI: 10.3897/mycokeys.129.179192
E45D5D8ACF795DB2A8EBEBFFC06FD720.text	E45D5D8ACF795DB2A8EBEBFFC06FD720.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Comoclathris xiangshawanensis X. G. Tian, T. Y. Du & D. F. Bao 2026	<div><p>Comoclathris xiangshawanensis X. G. Tian, T. Y. Du &amp; D. F. Bao sp. nov.</p><p>Fig. 4</p><p>Etymology.</p><p>Named after the type locality, “ the desert region of Xiangshawan, China ”.</p><p>Holotype.</p><p>GMB-W 1526.</p><p>Description.</p><p>Saprobic on dead branches of an unidentified wood. Sexual morph: Ascomata 100–200 × 90–200 μm (x ̄ = 132 × 118 μm, n = 10), solitary, scattered or aggregated into small groups, semi-immersed, subglobose, black, ostiole not obvious. Peridium 10–20 μm wide, comprising thin-walled cells of textura angularis, dark brown to black. Hamathecium comprising numerous, 2 μm wide, filamentous, septate, branched, cellular pseudoparaphyses, hyaline, embedded in a gelatinous matrix, extending above the asci. Asci 65–85 × 15–23 μm (x ̄ = 73 × 21 μm, n = 30), bitunicate, fissitunicate, 8 - spored, cylindrical-clavate, short pedicellate, apically rounded. Ascospores 17–23 × 7–11 μm (x ̄ = 19 × 8.5 μm, n = 30), 1–2 - seriate, broadly fusiform, initially yellowish, becoming brown, muriform, with 5 (– 6) transversely septa and 1–2 vertical septa, consisting of 9–14 cells, with conical or obtuse ends, straight or slightly curved, smooth-walled, surrounded by a mucilaginous sheath. Asexual morph: Undetermined.</p><p>Culture characteristics.</p><p>Ascospores germinated on PDA within 12 h at 28 ° C and germ tubes were produced around spores. Colonies on PDA reached 2 cm diam. after one week at 28 ° C. Colonies obverse: circular, white-cream, with sparsely hairy edge; cream to light yellow from below.</p><p>Material examined.</p><p>China • Inner Mongolia Autonomous Region, Ordos City, Xiangshawan, on dead branches of an unidentified wood in the desert, 01 October 2023, J. Y. Zhang, BTD 16 (GMB-W 1526, holotype), ex-type, GMBCC 2305, other living culture, GMBCC 2318 .</p><p>GenBank numbers.</p><p>GMBCC 2305: ITS = PX 660510, LSU = PX 660514, SSU = PX 660506, rpb 2 = PX 672977; GMBCC 2318: ITS = PX 660511, LSU = PX 660515, SSU = PX 660507, rpb 2 = PX 672978.</p><p>Notes.</p><p>Comoclathris xiangshawanensis clustered with C. antarctica (WA 0000074564, ex-type) and C. acuminata Mattoo, Nonzom &amp; A. Ghosh (MCC 9771, ex-type and MN 3-2019) in the phylogenetic tree (Fig. 2). A comparison of nucleotide base pair differences between our new strain (GMBCC 2305, ex-type) and C. antarctica (WA 0000074564, ex-type) in ITS and LSU, the result (without gaps) showed a 1.65 % (8 / 484 bp) difference in ITS, 0.24 % (2 / 818 bp) difference in LSU. Between our new strain (GMBCC 2305, ex-type) and C. acuminata (MCC 9771, ex-type) in ITS and LSU, the result (without gaps) showed a 1.86 % (9 / 484 bp) difference in ITS, 0.25 % (2 / 807 bp) difference in LSU ( C. antarctica (WA 0000074564, ex-type) and C. acuminata (MCC 9771, ex-type) have no available SSU and rpb 2 sequences in NCBI and hence cannot be compared).</p><p>Morphologically, C. xiangshawanensis differs from C. antarctica and C. acuminata in having brown ascospores with 5 (– 6) transversely septa and 1–2 vertical septa, consisting of 9–14 cells, surrounded by a mucilaginous sheath; while C. antarctica has ascospores with 6–8 transvers septa, consisting of 10–17 cells (Crous et al. 2021); while C. acuminata has dark brown ascospores, with 3–8 transverse septa, 3–5 vertical septa, consisting of 15–21 cells, with a beak-like extension (Mattoo et al. 2023). In addition, our collection is saprobic on dead branches in desert areas in China, while C. antarctica is isolated from soil sample in Antarctica, and C. acuminata was isolated as an endophyte from the stem of Ephedra gerardiana Wall. in India (Mattoo et al. 2023).</p><p>Therefore, C. xiangshawanensis is introduced as a new species from China based on morphological and molecular evidence. To provide a better overview of the different morphologies associated with different Comoclathris species, we also compiled ascospore morphology and other ecological data in a table (Table 2).</p></div>	https://treatment.plazi.org/id/E45D5D8ACF795DB2A8EBEBFFC06FD720	Public Domain	No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.		Pensoft via Plazi	Tian, Xing-Guo;Du, Tian-Ye;Ma, An-Dong;Jeewon, Rajesh;Karunarathna, Samantha C.;Tibpromma, Saowaluck;Bao, Dan-Feng	Tian, Xing-Guo, Du, Tian-Ye, Ma, An-Dong, Jeewon, Rajesh, Karunarathna, Samantha C., Tibpromma, Saowaluck, Bao, Dan-Feng (2026): Taxonomic and phylogenetic analyses reveal two new Comoclathris taxa (Dothideomycetes, Pleosporaceae) from Inner Mongolia, China. MycoKeys 129: 107-128, DOI: 10.3897/mycokeys.129.179192
