Popis: |
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. |