[Wikipedia] Range, Habitat, Structure: Lycium cooperi is a species of flowering plant in the nightshade family known by the common name peach thorn. It is native to the southwestern United States,[1] where it grows in a variety of desert and mountain habitat types. This is a bushy, erect shrub approaching a maximum height of 4 metres (13 ft) with many rigid, thorny branches. (link added by Mary Ann Machi)
Calflora:
Information on California plants for education, research and conservation,
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[web application]. 2025.The Calflora Database
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https://www.calflora.org/(Accessed: 03/29/2025).