Notes on powdery mildews (Erysiphales) in Japan: III. Golovinomyces and Podosphaera.
Several new records of Golovinomyces and Podosphaera species (Erysiphales) in Japan are reported with morphological and molecular data, including the first finding of G. cynoglossi in Japan, the first occurrence of Euoidium sp. on Trigonotis peduncularis, G. riedlianus on Galium trifloriforme var. nipponicum and P. xanthii on Verbena brasiliensis, as well as the first morphological descriptions and molecular data for G. rubiae on Rubia hexaphylla, P. curvispora on Aria alnifolia, P. tridactyla on Cerasus leveilleana, and P. xanthii on Parasenecio hastatus subsp. tanakae and V. bonariensis based on Japanese specimens.