Xiphinema americanum (American dagger nematode) is a plant pathogenic nematode. It is one of many species that belongs to the genus Xiphinema. It was first described by N. A. Cobb in 1913, who found it on both sides of the United States on the roots of grass, corn, and citrus trees. Not only is Xiphinema americanum known to vector plant viruses, but also X. americanum has been referred to as "the most destructive plant parasitic nematode in America", and one of the four major nematode pests in the Southeastern United States.
Read more about Xiphinema Americanum: Morphology and Anatomy, Life Cycle, Host Range, Distribution, Feeding Habits, Symptoms and Economic Importance, Viral Transmission, Control