ladies' tresses

ladies' tresses pl (plural only)

1. Any of several species of the orchidaceous genus Spiranthes, in which the white flowers are set in spirals around a slender axis and remotely resemble braided hair.

• lady's traces

• Spiranthes arcisepala M.C. Pace (2017) – Appalachian ladies'-tresses (Northeastern US & Maritime Canada)
• Spiranthes australis (R.Br.) Lindl. – Austral ladies tresses (southern Caspian Sea and Himalayan Mountains to the South-West Pacific)
• Spiranthes bightensis M.C. Pace (2021) – Atlantic ladies'-tresses (Mid-Atlantic USA)
• Spiranthes brevilabris Lindl. (1840) – Texas ladies'-tresses (southeastern USA)
• Spiranthes casei Catling & Cruise (1974) – Case's ladies'-tresses (eastern Canada & USA)
• Spiranthes cernua (L.) Rich. (1817) – nodding ladies'-tresses (eastern Canada & USA)
• Spiranthes delitescens Sheviak (1990) – reclusive ladies'-tresses (Southeastern Arizona)
• Spiranthes diluvialis Sheviak (1984) – Ute's ladies'-tresses (Rocky Mountains USA)
• Spiranthes eatonii Ames ex P.M.Br. (1999) – Eaton's ladies'-tresses (southeastern USA)
• Spiranthes flexuosa (Sm.) Lindl. (1824) – Nepalese ladies'-tresses (Himalayan Mountains to SE Asia, southern Japan, and Indonesia)
• Spiranthes floridana (Wherry) Cory (1936) – Florida ladies'-tresses (Florida and Texas)
• Spiranthes graminea Lindl. (1840) – Canelo ladies'-tresses (Arizona, Mexico, Honduras, Nicaragua)
• Spiranthes igniorchis M.C. Pace (2017) – fire ladies'-tresses (Florida)
• Spiranthes incurva (Jenn.) M.C. Pace (2017) – Sphinx ladies'-tresses (Midwestern US & southern Canada)
• Spiranthes infernalis Sheviak (1989) – Ash Meadows ladies'-tresses (Nevada)
• Spiranthes × kapnosperia M.C.Pace (2017) – Smoky ladies'-tresses (Smoky Mountains region)
• Spiranthes lacera (Raf.) Raf. (1833) – northern slender ladies'-tresses (central and eastern Canada & USA)
• Spiranthes laciniata (Small) Ames (1905) – lace-lipped ladies'-tresses (southeastern USA)
• Spiranthes longilabris Lindl. (1840) – giant-spiral ladies'-tresses (southeastern USA)
• Spiranthes lucida (H.H.Eaton) Ames (1908) – shining ladies'-tresses (eastern Canada & USA)
• Spiranthes magnicamporum Sheviak (1973) – Great Plains ladies'-tresses (central and eastern Canada & USA)
• Spiranthes niklasii M.C. Pace (2017) – Niklas' ladies'-tresses (Ouachita Mountains)
• Spiranthes ochroleuca (Rydb.) Rydb. (1932) – yellow nodding ladies'-tresses (eastern Canada & USA)
• Spiranthes odorata (Nutt.) Lindl. (1840) – fragrant ladies'-tresses, marsh ladies'-tresses (southeastern USA)
• Spiranthes ovalis Lindl. (1840) – October ladies'-tresses (eastern Canada & USA)
• Spiranthes perexilis (Sheviak) M.C. Pace (2019) – Slender starry ladies'-tresses (Sierra Nevada Mountains, USA)
• Spiranthes porrifolia Lindl. (1840) – leek-leaved ladies'-tresses, creamy ladies'-tresses (western USA)
• Spiranthes praecox (Walter) S.Watson in A.Gray (1890) – early-blooming spiranthes, green-vein ladies'-tresses (eastern USA)
• Spiranthes romanzoffiana Cham. (1828) – hooded ladies'-tresses (British Isles, North America)
• Spiranthes torta (Thunb.) Garay & H.R.Sweet in R.A.Howard (1974) – southern ladies'-tresses (Florida, Caribbean, Mexico, Central America)
• Spiranthes triloba J.K. Schum. (1898) – Panther ladies'-tresses (Florida)
• Spiranthes tuberosa Raf. (1833) – little ladies'-tresses (eastern USA)
• Spiranthes vernalis Engelm. & A.Gray (1845) – spring ladies'-tresses (North America, Bahamas)

• “Ladies' tresses”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.