Varicosporellopsis shangrilaensis sp. nov. (Nectriaceae, Hypocreales), a new terricolous species isolated from the rhizosphere soil of Astragalus polycladus in northwestern Yunnan, China Author Dou, Zheng-Rong 0000-0003-2524-0257 Yunnan Key Laboratory of Screening and Research on Anti-pathogenic Plant Resources from West Yunnan (Cultivation), Institute of Materia Medica, College of Pharmacy, Dali University, Dali 671003, Yunnan, P. R. China. & zhengrongdou 2020 @ 163. com; https: // orcid. org / 0000 - 0003 - 2524 - 0257 Author Zhang, Fa 0000-0002-3749-2948 Institute of Eastern-Himalaya Biodiversity Research, Dali University, Dali 671003, Yunnan, P. R. China. & zhanglieasternhimalaya @ gmail. com; https: // orcid. org / 0000 - 0002 - 3749 - 2948 zhanglieasternhimalaya@gmail.com Author Zhou, Guo-Jun 0000-0001-8640-2569 Yunnan Key Laboratory of Screening and Research on Anti-pathogenic Plant Resources from West Yunnan (Cultivation), Institute of Materia Medica, College of Pharmacy, Dali University, Dali 671003, Yunnan, P. R. China. & yaoxuewsw @ 163. com; https: // orcid. org / 0000 - 0001 - 8640 - 2569 Author Gong, Gao-Fen 0000-0001-8818-9474 Yunnan Key Laboratory of Screening and Research on Anti-pathogenic Plant Resources from West Yunnan (Cultivation), Institute of Materia Medica, College of Pharmacy, Dali University, Dali 671003, Yunnan, P. R. China. & gaofen 2020 @ 163. com; https: // orcid. org / 0000 - 0001 - 8818 - 9474 Author Ding, Jia-Jie Yunnan Key Laboratory of Screening and Research on Anti-pathogenic Plant Resources from West Yunnan (Cultivation), Institute of Materia Medica, College of Pharmacy, Dali University, Dali 671003, Yunnan, P. R. China. & gansudingjiajie @ 163. com Author Fan, Xu-Hang 0009-0005-9285-7742 Queen Mary School, Nanchang University, Nanchang 330031, Jiangxi, P. R. China. & fxh 18008721121 @ 163. com; https: // orcid. org / 0009 - 0005 - 9285 - 7742 Author Jiang, Bei 0000-0002-4036-0735 Yunnan Key Laboratory of Screening and Research on Anti-pathogenic Plant Resources from West Yunnan (Cultivation), Institute of Materia Medica, College of Pharmacy, Dali University, Dali 671003, Yunnan, P. R. China. & jiangbei @ dali. edu. cn; https: // orcid. org / 0000 - 0002 - 4036 - 0735 jiangbei@dali.edu.cn Author Wang, Kai-Ling 0000-0003-4020-9274 Yunnan Key Laboratory of Screening and Research on Anti-pathogenic Plant Resources from West Yunnan (Cultivation), Institute of Materia Medica, College of Pharmacy, Dali University, Dali 671003, Yunnan, P. R. China. & kailingw @ dali. edu. cn; https: // orcid. org / 0000 - 0003 - 4020 - 9274 kailingw@dali.edu.cn text Phytotaxa 2023 2023-06-29 600 4 230 238 http://dx.doi.org/10.1094/PDIS-04-22-0755-PDN journal article 10.11646/phytotaxa.600.4.2 1179-3163 8093963 Varicosporellopsis shangrilaensis Z. R. Dou & K. L. Wang , sp. nov. ( Figure 2 ) Index Fungorum number: IF 559862 Etymology: —The epithet “ shangrilaensis ” refers to the name of the host location, Shangri-la, where the holotype was collected. Holotype : — CHINA , Yunnan Province , Diqing City , Shangri-la County , N 27°26′19.715″ E 99°50′24.193″ , from the rhizosphere soil of the plant Astragalus polycladus Bur. et Franch ; 24 September 2021 , Z . R . Dou, CGMCC 3.21000 holotype , deposited in the China General Microbiological Culture Collection Center. Ex-type living culture MTF 7, preserved in the Dali University Culture Collection. Description:—Asexual morph colonies on PDA initially white, gradually turning to pale yellow after two weeks, cottony, growing slowly, reaching 30 mm diam, after 10 days at 26 °C. Mycelium hyaline, branched, smooth, consisting of septate, frequently forming hyphal coils. Conidiophores macronematous, erect, septate, unbranched or branched at the base. Conidiogenous cells 10–20 × 3–5 μm (x̅ = 14.5 × 4.3 μm, n = 100), phialidic, with a minute collarette. Conidia two types : Macroconidia 8–20 × 2.5–8.5 μm (x̅ = 13.5 × 4.5 μm, n = 100), reniform or cymbiform, straight or slightly curved, guttulate, aseptate, hyaline, smooth; Microconidia 3.5–6.5 × 3–6 μm (x̅ = 4.9 × 4.8 μm, n = 100), spherical or teardrop-shaped, guttulate, aseptate, hyaline, smooth. Chlamydospores not observed. Sexual morph was undetermined. Known distribution: — Diqing City ( H about 3,226 m ), Shangri-la County , Yunnan Province , China . Additional material examined: — CHINA , Yunnan Province , Diqing City , Shangri-la County , N 27°26′19.715″ E 99°50′24.193″ , from rhizosphere soil of Astragalus polycladus , 24 September 2021 , K . L . Wang and Z . R . Dou, living culture KLF 01 .