| Orchidaceae | ! |
Hexalectris aphylla
| (Nutt.) Raf. | Neogenyton 4 | 1825 |
| Orchidaceae | ** |
Hexalectris aphylla
| (Nutt.) A. Gray | Manual ed. 6: 501 | 1896 |
| Orchidaceae | ** |
Hexalectris aphylla
| Benth. | J. Linn. Soc., Bot. 18: 296 | 1881 |
| Orchidaceae | ** |
Hexalectris aphyllus
| A. Gray | Manual 501 | 1896 |
| Orchidaceae | |
Hexalectris arizonica
| (S. Watson) A.H. Kenn. & L.E. Watson | Syst. Bot. 35(1): 74 | 2010 |
| Orchidaceae | |
Hexalectris brevicaulis
| L.O. Williams | Amer. Orchid Soc. Bull. 9: 125, f. 5–7 | 1940 |
| Orchidaceae | |
Hexalectris colemanii
| (Catling) A.H. Kenn. & L.E. Watson | Syst. Bot. 35(1): 74 | 2010 |
| Orchidaceae | |
Hexalectris fallax
| M.I. Rodr. & R. González | Ibugana 12(1): 18–21, f. 1a–h | 2004 [2005] |
| Orchidaceae | |
Hexalectris grandiflora
| (A. Rich. & Galeotti) L.O. Williams | J. Arnold Arbor. 25(1): 81 | 1944 |
| Orchidaceae | |
Hexalectris mexicana
| Greenm. | Proc. Amer. Acad. Arts 39(5): 77 | 1904 [1903] |
| Orchidaceae | |
Hexalectris nitida
| L.O. Williams | J. Arnold Arbor. 25(1): 81–82 | 1944 |
| Orchidaceae | |
Hexalectris parviflora
| L.O. Williams | Amer. Orchid Soc. Bull. 9(5): 126, f. 1–4 | 1940 |
| Orchidaceae | |
Hexalectris revoluta
| Correll | Bot. Mus. Leafl. 10(1): 19–20, f. 2 | 1941 |
| Orchidaceae | |
Hexalectris spicata
| (Walter) Barnhart | Torreya 4(8): 121 | 1904 |
| Orchidaceae | |
Hexalectris squamosa
| Raf. | Fl. Tellur. 4: 48 | 1836 [1838] |
| Orchidaceae | |
Hexalectris warnockii
| Ames & Correll | Bot. Mus. Leafl. 11(1): 8–13, pl. 2 | 1943 |