Conopholis ludoviciana
| Connopholia ludoviciana (Nuttall) A. W. Wood, Class-Book Bot., ed. 1861. 512. 1861. | BASIONYM: Orobanche ludoviciana Nuttall 1818. | |
Myzorrhiza ludoviciana
| Myzorrhiza ludoviciana (Nuttall) Rydberg, in Small, Fl. S.E. U.S. 1093, 1338. 1903. | BASIONYM: Orobanche ludoviciana Nuttall 1818. | |
Orobanche ludoviciana
| Orobanche ludoviciana Nuttall, Gen. N. Amer. Pl. 2: 58. 1818. | | TYPE: NORTH DAKOTA: McLean Co.: Near Fort Mandan, s.d., Nuttall s.n. (holotype: PH). |
Orobanche ludoviciana var. genuina
| Orobanche ludoviciana Nuttall, var. genuina Beck, Biblioth. Bot. 4(Heft 19): 81. 1890, nom. inadmiss. | BASIONYM: Orobanche ludoviciana Nuttall 1818. | |
Phelypaea ludoviciana
| Phelypaea ludoviciana (Nuttall) Walpers, Repert. Bot. Syst. 3: 461. 1844. | BASIONYM: Orobanche ludoviciana Nuttall 1818. | |
Aphyllon arenosum
| Aphyllon arenosum Suksdorf, Allg. Bot. Z. Syst. 12(2): 27. 1906. | | TYPE: WASHINGTON: Klickitat Co.: Near Bingen, 22 Jul 1890, Suksdrof 2781 (holotype: UC; isotypes: GH, MO). |
Orobanche ludoviciana fma. albinea
| Orobanche ludoviciana Nuttall, forma albinea B. Boivin, Phytologia 22: 347. 1972. | | TYPE: CANADA: Saskatchewan: Val Marie, District of Maple Creek, 22 Jul 1952, Boivin & Alex 9870 (holotype: DAO). |
Orobanche ludoviciana var. arenosa
| Orobanche ludoviciana Nuttall, var. arenosa (Suksdorf) Cronquist, in C. L. Hitchcock et al., Vasc. Pl. Pacif. N.W. 4: 439. 1959. | BASIONYM: Aphyllon arenosum Suksdorf 1906. | |
Orobanche multiflora var. arenosa
| Orobanche multiflora Nuttall, var. arenosa (Suksdorf) Munz, Bull. Torrey Bot. Club 57: 623. 1931 ("1930"). | BASIONYM: Aphyllon arenosum Suksdorf 1906. | |