Paradonkia Y. Xu & C. L. Zhao 2025, gen. nov.

Paradonkia Y. Xu & C. L. Zhao gen. nov. Type species. Paradonkia farinacea Y. Xu & C. L. Zhao. Etymology. paradonkia (Lat.): “ para ” and “ donkia ” refer to a close phylogenetic relationship with the genus Donkia. Description. Basidiomata annual, resupinate, adnate. Hymenial surface farinaceous, pale cream to gray cream. Hyphal system monomitic; generative hyphae with both simple septa (more frequent) and clamp connections, colorless. Subicular hyphae colorless, thick-walled. Crystals abundant, crowded at hymenial layer and subiculum. Cystidia and cystidioles absent. Basidia clavate, thin-walled, 4 - sterigmate. Basidiospores ellipsoid, colorless, thin-walled, smooth, IKI –, CB –. Notes. In our phylogenetic analysis (Fig. 1), Paradonkia is identified as a monophyletic group typified by P. farinacea. The new genus Paradonkia falls within the family Phanerochaetaceae (Polyporales) and is closely related to Donkia. The genus Donkia is distinguished from Paradonkia by its pileate basidiomata with a white to cream context, and cinnamon to orange-brown, odontoid to hydnoid hymenophore (Nakasone 1990; Chen et al. 2021).