Simmondsia californica Nutt. in London J. Bot. 3: 401, pl. 16. 1844
Simmondsia californica in London J. Bot. 3: 401, pl. 16. 1844
Type: USA: California; Covering the sides of barren hills, in argillaceous soils, near the sea, in the vicinity of St. Diego in Upper California. Flowerin in May. [1816]; Nuttall s.n.