Euscelis incisa is a leafhopper species in the family Cicadellidae. It is found in Europe, North Africa, and Asia. It is formerly known as Euscelis plebejus, among other names.
Euscelis incisa can be used as a vector of the bacterium Spiroplasma citri, a mollicute bacterium that is the causative agent of the Citrus stubborn disease, to experimentally infect white clover (Trifolium repens).[1]