Cuscuta polyanthemos Schaffner ex Yunck., Illinois Biol. Monogr. 6: 46. 1921. Cuscuta polyanthemos Schaffner ex Yunck., Illinois Biol. Monogr. 6: 46. 1921. Voucher: MEXICO, Sinaloa, Mpio. Moctezuma: 18.9 km S-SE of junction with Moctezuma-Huásabas Hwy on road to Tepache, 29°39'N 44N 109°37'13W, 635 m, 14 Sep 2006, Van Devender & Reina-G. 2006-809 (WLU).