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Spiranthes (name Greek, referring to the twisted spikes). Orchidaceae. Ladies' Tresses. Terrestrial herbs, few of which have any horticultural value; some of the hardy species are advertised by dealers in native plants and by collectors.
Erect herbs with fleshy or tuberous roots: lvs. mostly at the base or on the lower part of the st.: raceme terminal, twisted; fls. spurless, small or medium-sized: sepals free or more or less united at the top, or united with the petals into a helmet; labellum sessile or clawed, concave, embracing the column and spreading into a crisped, sometimes lobed or toothed blade; pollinia 2, powdery.—Some 200 species, distributed in all parts of the world except the cold regions, but particularly abundant in the tropics of S. Amer.
S. colorata, N.E. Br. (Neottia speciosa, Jacq.)- Stenorrhynchus.
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