| Lycium fremontii var. congestum C.L. Hitchc., 1932 |
| Lycium fremontii var. fremontii A. Gray, 1862 |
| Lycium fremontii var. viscidum Wiggins, 1934 |
| Lycium gracilipes A. Gray, 1877 |
| Lycium isthmense F. Chiang, 1975 |
| Lycium leiospermum I.M. Johnst., 1940 |
| Lycium macrodon A. Gray, 1862 |
| Lycium macrodon var. dispermum (Wiggins) F. Chiang, 1982 |
| Lycium macrophyllum Benth., 1840 |
| Lycium megacarpum Wiggins, 1940 |
| Lycium modestum I.M. Johnst., 1940 |
| Lycium pallidum Miers, 1854 |
| Lycium pallidum var. pallidum Miers, 1854 |
| Lycium palmeri A. Gray, 1870 |
| Lycium parishii A. Gray, 1885 |
| Lycium parishii var. modestum (I.M. Johnst.) F. Chiang, 1983 |
| Lycium parishii var. parishii A. Gray, 1885 |
| Lycium parviflorum A. Gray, 1862 |
| Lycium puberulum A. Gray, 1862 |
| Lycium puberulum var. berberidoides (Correll) F. Chiang, 1982 |