Ovicillium sinense W.H. Chen, Y.F. Han & J.D. Liang, 2024

Chen, Wan-Hao, Li, Dan, Wei, Yan-Jun, Liang, Jian-Dong & Han, Yan-Feng, 2024, Ovicillium sinense, a new species from Guizhou, China, Phytotaxa 662 (2), pp. 195-200 : 198

Ovicillium sinense W.H. Chen, Y.F. Han & J.D. Liang , sp. nov. ( Fig. 2 )

MycoBank 854182

Etymology:— Referring to China, its country of origin.

Type:— CHINA. Guizhou: Qiannan Buyei and Miao Autonomous Prefecture, Sandu County, Yaorenshan National Forest Park (25°57'22.21"N, 107°57'54.69"E), on a pupa (Lepidoptera), 20 September 2021, Wanhao Chen, GZAC SD0970 (holotype), ex-type living culture, SD09701.

Colonies on PDA, attaining a diameter of 18–20 mm after 14 days at 25 °C, white, consisting of a basal felt, floccose hyphal overgrowth; reverse yellowish. Hyphae septate, hyaline, smooth-walled, 1.4–2.8 μm wide. Conidiophores hyaline, smooth-walled, with single phialide or whorls of 2–5 phialides or verticillium-like directly from hyphae, 17.0–21.7 × 2.3–3.0 μm. Phialides cylindrical, somewhat inflated base, 16.2–25.8 × 1.7–2.4 μm, tapering to a thin neck. Conidia hyaline, smooth-walled, globose to ovoid, 2.1–2.9 × 1.1–1.7 μm, aggregated in large globose to subglobose heads. Sexual state not observed.

Host:— Pupa (Lepidoptera).

Additional strain examined:— CHINA. Guizhou: Qiannan Buyei and Miao Autonomous Prefecture, Sandu County, Yaorenshan National Forest Park (25°57'22.21"N, 107°57'54.69"E), on a pupa (Lepidoptera), 20 September 2021, Wanhao Chen, SD09702 (living culture).

Figures

FIGURE 2. Ovicillium sinense. A. Infected pupa. B–C. Culture on PDA, showing the top (B) and the underside (C). D–J. Phialides and conidia formed on PDA. Scale bars: B, C = 10 mm, D–J = 10 μm.