Cuscuta pringlei Yunck., Illinois Biol. Monogr. 6(2–3): 29. 1921 [TYPE]             = Cuscuta strobilacea var. pringlei (Yuncker) Costea & I. García                      From TYPE. Mexico, Jalisco. Hillsides near Guadalajara, 10 Oct 1889, Pringle                          2472 (Holotype: US; isotypes: F, G, K, NY, MEXU, MO, UPS).