Strombocarpa pubescens (Benth.) A. Gray, Smithsonian Contr. Knowl. 3(5): 60. 1852.

Prosopis pubescens Benth., London J. Bot. 5: 82. 1846.

Prosopis emoryi Torr. In W.H. Emory, Not. Milit. Reconn. 2: 189. 1848.

Strombocarpa brevifolia Nutt. ex A. Gray, Smithsonian Contr. Knowl. 3(5): 60. 1852.

Type material.

U.S.A. California: between San Miguel and Monterey, Coulter s.n.