Genus Albugo is a type of parasitic fungus that infects various plants including mustard, cabbages, and radishes. It is also known as white rust due to the white blisters it produces on the leaves, stems, and flowers of the infected plants. Some synonyms for Genus Albugo include Albuginis, Cystopus, and Wilsoniana. Albuginis is a genus of parasitic fungi that infects water plants such as water-lilies while Cystopus is a genus of parasitic fungi that infects plants in the Cucurbitaceae family like cucumbers and squash. On the other hand, Wilsoniana is a group of parasitic fungi that primarily infects ferns. Despite having different names, these genera have similar characteristics and can damage crops if left untreated.