羅氏綬草Spiranthes romanzoffiana Cham. (1828) : Hooded Ladies'-tresses (Great Britain, Ireland, Subarctic America to N. & WC. U.S.A)
綬草Spiranthes sinensis (Pers.) Ames (1908) : Chinese Spiranthes (E. European Russia to Pacific, Borneo, Java, Sumatra, Philippines, Australia, Tasmania, New Zealand, New Guinea, Samoa, Vanuatu)
Spiranthes sinensis f. autumnus Tsukaya (2005) (Japan)
旋花綬草Spiranthes spiralis (L.) Chevall. (1827) : Autumn Ladies-tresses, Spiraled Spiranthes (Europe, Mediterranean to W. Himalaya)
Spiranthes torta (Thunb.) Garay & H.R.Sweet in R.A.Howard (1974): Southern ladies'-tresses (Florida, Caribbean, Mexico, Central America)
細綬草Spiranthes tuberosa Raf. (1833) : Little Ladies'-tresses (E. & EC. U.S.A)
Spiranthes vernalis Engelm. & A.Gray (1845): Spring Ladies'-tresses (Quebec, E. & EC. U.S.A, Mexico, Guatemala, Bahamas)
物種和杂交种的劃分
因为此属的物种互相极少杂交,故杂交种很少。
Spiranthes × intermedia Ames (1903) (SE. Canada to NE. U.S.A.)
分类学家Charles Sheviak博士和纽约州立博物馆(New York State Museum)建议将Spiranthes delitescens视为两个具有不同染色体数目的物种的双倍体杂交种,这两个物种可能是Spiranthes vernalis和Spiranthes porrifolia。
^Matthew C. Pace. 2021. Spiranthes bightensis (Orchidaceae), A New and Rare Cryptic Hybrid Species Endemic to the U. S. Mid-Atlantic Coast. Phytotaxa. 498(3); 159–176. DOI: 10.11646/phytotaxa.498.3.2
^Kenji Suetsugu, Shun K. Hirota, Hiroshi Hayakawa, Shohei Fujimori, Masayuki Ishibashi, Tian-Chuan Hsu and Yoshihisa Suyama. 2023. Spiranthes hachijoensis (Orchidaceae), A New Species within the S. sinensis Species Complex in Japan, based on Morphological, Phylogenetic, and Ecological Evidence. Journal of Plant Research. DOI: 10.1007/s10265-023-01448-6
^Siddharthan Surveswaran, Pankaj Kumar, Mei Sun. 2017. Spiranthes himalayensis (Orchidaceae, Orchidoideae) A New Species from Asia. PhytoKeys. 89; 115-128. DOI: 10.3897/phytokeys.89.19978
^Kenji Suetsugu, Shun K. Hirota and Yoshihisa Suyama. 2023. Spiranthes minamitaniana (Orchidaceae), A New Orchid Species from Japan based on Morphological and Phylogenetic Data. Phytotaxa. 599(3); 139-149. DOI: 10.11646/phytotaxa.599.3.1