Spiranthes lacera (Rafinesque) Rafinesque var. lacera . Northern Slender Ladies'-tresses. Phen: Jul. Hab: Clearings, openings. Dist: NS and NB west to SK, south to sw. NC, w. VA, TN, and MO. The occurrence of this species in NC is documented by a specimen at DUKE, collected at 5200 feet elevation on Tusquitee bald.

Origin/Endemic status: Native

Synonymy ⓘ: = C, FNA26, K1, K3, K4, Mi, NE, NY, Pa, Tn, W, Luer (1975); = n/a – RAB, S, S13; = Spiranthes lacera (Raf.) Raf. – F, Il; < Spiranthes gracilis (Bigelow) Beck – G; < Spiranthes gracilis (Bigelow) Beck var. gracilis – Correll (1950); < Spiranthes lacera (Raf.) Raf. – Mo1

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FAC (taxonomic split from wetland indicator species)
• Eastern Mountains and Piedmont: FACU (taxonomic split from wetland indicator species)
• Great Plains: FAC (taxonomic split from wetland indicator species)
• Midwest: FAC (taxonomic split from wetland indicator species)
• Northcentral & Northeast: FAC (taxonomic split from wetland indicator species)

Heliophily ⓘ: 7