Subfamily:
  Orchidoideae
Tribe:
  Cranichideae
Subtribe:
  Spiranthinae
Genus: Pelexia:
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  • Brazil South, Brazil, Southern America
  • Argentina Northeast, Southern America
  • Paraguay, Southern America
  • Pachygenium ekmanii (Kraenzl.) Szlach., R.González & Rutk. (2001)
  • Spiranthes ekmanii (Kraenzl.) Hauman (1920)
  • Stenorrhynchos ekmanii Kraenzl. (1911)
  • Stenorrhynchos oestrifer var. minor Kraenzl. (1911)
None