Lycium torreyi is a species of flowering plant in the nightshade family known by the common name Torrey wolfberry. It is native to northern Mexico and the southwestern United States from California to Texas. This plant is a spreading shrub reaching 3 metres (9. 8 ft) in maximum height. It may be spiny or spineless. It may form thickets. The lance-shaped leaves are up to 5 centimetres (2. 0 in) long. The funnel-shaped flowers are greenish lavender to whitish and measure up to 1. 5 centimetres (0. 59 in) long. They are borne in fascicles in the leaf axils. The fruit is a juicy red or orange berry up to 1 centimetre (0. 39 in) wide.