Forty-six fungi from Dominica, B.W.I., generally called "black mildews", "sooty molds", and "fly specks", and some of their hyperparasites, are listed, described, or discussed. The fungi belong in the families Meliolaceae, Atichiaceae, Microthyriaceae, Asterinaceae, Brefeldiellaceae, Micropeltaceae, Trichopeltaceae, Trichothyriaceae, Nectriaceae, and Dimeriaceae of the pyrenomycetes and in the families Sphaeropsidaceae, Peltasteraceae, Trichothallaceae, Dematiaceae, and Stilbellaceae of the Fungi Imperfecti. Meliola lobeliicola (Meliolaceae), Clypeolella palicoureae (Asterinaceae), Lembosia carludovicae (Asterinaceae), and Asterostomella diplocarpa (Peltasteraceae) are described as new species, and Meliola carludovicae var. setosa and Asterina melastomatis var. verrucospora as new varieties; Cicinnobella tropicale represents a new combination. A key to the three species of Clypeolella known on Rubiaceae is included.