Cuscuta palmeri S.Watson, Proc. Amer. Acad. Arts 24: 64. 1889  = Cuscuta leptantha Engelm. [Cuscuta leptantha Engelm. var. palmeri Yunck. Illinois Biol. Monogr. 6, nos. 2-3: 46, fig. 34, 91. 1921] From holotype at GH: Mexico, Baja California Norte, Dec 1887, Palmer 544