Microdochium ledongense Y. X. Shang, Q. Y. Liu, X. G. Zhang & Z. Li 2026, sp. nov.

作者：Qiyun Liu, Yuxin Shang, Jinyang Yuan, Zhaoxue Zhang, Congcong Ai, Ji-Wen Xia, Xiu-Guo Zhang, Zhuang Li · 发表于：Zenodo (CERN European Organization for Nuclear Research) · 年份：2026 · DOI：10.5281/zenodo.20663672 · 研究领域：Slime Mold and Myxomycetes Research、Plant Pathogens and Fungal Diseases、Mycorrhizal Fungi and Plant Interactions

Microdochium ledongense Y. X. Shang, Q. Y. Liu, X. G. Zhang & Z. Li sp. nov. Fig. 8 Etymology. The epithet “ ledongense ” refers to the location where the type was collected, Ledong Li Autonomous County. Type. CHINA • Hainan Province, Ledong Li Autonomous County, Jianfengling National Forest Park, on leaves of bamboo (Poaceae sp.), 04 December 2024, Y. X. Shang (holotype HSAUP 14499-3), ex-type culture SAUCC 14499-3 = CGMCC 3.29650. Description. On leaves of bamboo (Poaceae sp.). Asexual morph: Mycelium immersed and superficial, abundant, hyphae hyaline to brown, branched, septate, thin-walled, guttulate, 1.58–2.56 µm wide. Conidiophores solitary, simple, rarely branched, bent, cylindrical, 49.72–71.04 × 1.47–2.48 µm, often not clearly differentiated from the mycelium. Conidiogenous cells terminal, monoblastic, cylindrical, 31.63 × 3.38 μm. Conidia dry, fusoid or cylindrical, (0–1) - septate, smooth with thin walls, hyaline, round apex while the base is pointed, 10.03–13.41 × 2.24–3.78 μm (av. = 11.91 ± 1.10 × 3.14 ± 0.46 μm, n = 23), sometimes borne directly from the hyphae. Chlamydospores not observed. Sexual morphs unknown, see Fig. 8. Culture characteristics. Colonies on PDA. 90 mm in diameter after 7 d at 25 ° C in darkness, with a growth rate of 12.86 mm / day, entire at edge, medium brown in obverse and reverse. Additional specimen examined. CHINA • Hainan Province, Lingshui Li Autonomous County, Diaoluoshan, on leaves of bamboo (Poaceae sp.), 06 March 2024, Y. X. Shan...