Aleyrodes is a term used to describe a group of insect pests commonly known as whiteflies. Whiteflies are small, winged insects that feed on plant sap, and can cause damage to crops and garden plants by reducing growth and causing yellowing of leaves. Synonyms for aleyrodes include the names of specific whitefly species, such as Bemisia tabaci and Trialeurodes vaporariorum. Other terms used to describe whiteflies include greenhouse whitefly, silverleaf whitefly, and sweet potato whitefly. While the term aleyrodes specifically refers to whiteflies in the family Aleyrodidae, other families of whiteflies also exist, such as the family Dialeurodidae.