Antherospora muscari-botryoidis comb. nov. on Muscari botryoides. A. General habit of infected plant. B–C. Infected inflorescences, with fungus sporulating in the anthers. D–G. Spores seen by LM, median and superficial views (KR 27962). H–J. Ornamentation of spores seen by SEM (KR 27962). Bars: B–C = 5 mm, D–H = 10 µm, I–J = 5 µm.