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Orchidaceae
Spiranthes

not marked as a favorite taxon Spiranthes sheviakii M. Hough & M.A. Young. Common name: Old Field Ladies'-tresses. Habitat: Acidic, dry-mesic successional habitats, old fields, barrens, thickets, dry-open woodland bluffs, ravine-rims. Distribution: C. New York and s. Ontario west to sw. Michigan and ne. Illinois, south to n. Alaska, east to Kentucky/Tennessee and s. Ohio.

Glossary (beta!)

ID notes: Spiranthes sheviakii differs from S. cernua in having a centrally yellowed lip (vs. white) and spherical (vs. conical/flattened) abaxial glands. It can be distinguished from S. ×kapnosperia and S. ochroleuca by its straight lateral sepals that frequently curve inward apically (vs. straight to somewhat falcate and not curved apically).

Origin/Endemic status: Native

Taxonomy Comments: See Hough & Young (2021) for detailed discussion.

Synonymy ⓘ: = Hough & Young (2021); = Spiranthes ×sheviakii M.Hough & M.A.Young; < Spiranthes ×kapnosperia M.C.Pace — POWO; < Spiranthes cernua (L.) Rich. — FNA26, Il, K4, NS, Pa; < Spiranthes cernua (L.) Rich. var. cernua — C, F. Basionym: Spiranthes sheviakii M.Hough & M.A.Young 2021

Links to other floras: < Spiranthes cernua - FNA26

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Wetland Indicator Status:

  • Eastern Mountains and Piedmont: FACW (taxonomic split from wetland indicator species)
  • Great Plains: FACW (taxonomic split from wetland indicator species)
  • Midwest: FACW (taxonomic split from wetland indicator species)
  • Northcentral & Northeast: FACW (taxonomic split from wetland indicator species)

Heliophily ⓘ: 8

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image #1 of Spiranthes sheviakii© Michael Hough | Original Image ⭷
image #2 of Spiranthes sheviakii© Michael Hough | Original Image ⭷
image #3 of Spiranthes sheviakii© Michael Hough | Original Image ⭷
image #4 of Spiranthes sheviakii© Michael Hough | Original Image ⭷

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Horticultural Information

No horticultural data found for this taxon.