Rhamphospora nymphaeae. [Descriptions of Fungi and Bacteria].
Abstract A description is provided for Rhamphospora nymphaeae. Information is included on the disease caused by the organism, its transmission, geographical distribution, and hosts. DISEASE: Rhamphospora nymphaeae causes necrotic zones in leaves of affected plants. HOSTS: Nymphaea advena, N. alba, N. ampla, N. marliacea var. chromatella cult., N. marliacea var. rosea cult., N. odorata, N. reniformis, N. stellata, N. tetragoni and N. tuberosa (Nymphaeaceae). GEOGRAPHICAL DISTRIBUTION: Worldwide. NORTH AMERICA: Canada (British Columbia, Manitoba, Nova Scotia, Ontario, Québec), USA (Connecticut, District of Columbia, Illinois, Indiana, Iowa, Massachusetts, New York, Ohio, Oklahoma, Wisconsin). CENTRAL AMERICA: Costa Rica, Cuba. ASIA: China, India (West Bengal). AUSTRALASIA: New Zealand. EUROPE: Finland, France, Germany, Romania, Switzerland, UK (VÁNKY, 1994). TRANSMISSION: The ramified basidiospores of Rhamphospora nymphaeae have enlarged surfaces, which are probably advantageous for dispersal in water (PIEPENBRING et al., 1998).