Cuscuta attenuata Waterfall, Rhodora 73:575. 1971 [TYPE] = Cuscuta indecora var. attenuata (Waterfall) Costea Sida 22(1): 216. 2006 From Isotype at GH: U.S.A. Oklahoma. McCurtain Co.: Waterfall Creek, 8 mi S and 2 mi E of Idabel, Waterfall 17157 (Holotype: OKLA).