This name is a synonym.
* Neottia odorata Nutt., J. Acad. Nat. Sci. Philadelphia 2: 98 (1834).
Spiranthes odorata (Nutt.) Lindl., Gen. Sp. Orchid. Pl.: 467 (1840).
Gyrostachys odorata (Nutt.) Kuntze, Revis. Gen. Pl. 2: 664 (1891).
Ibidium odoratum (Nutt.) House, Muhlenbergia 1: 128 (1906).
Spiranthes cernua var. odorata (Nutt.) Correll, Bot. Mus. Leafl. 8: 79 (1940).
Spiranthes cernua subsp. odorata (Nutt.) Kreutz & M.H.Schot, Gorteria 38: 93 (2016).
* Basionym/Replaced Synonym