Skeptrostachys rupestris (as Spiranthes r.) - Veyretia cogniauxiana (as Spiranthes c.) - Skeptrostachys balanophorostachya (as Stenorrhynchos b.'-um) - Flora Brasiliensis 3-4-48.jpg
Global Biodiversity Information Facility
World Checklist of Selected Plant Families
Open Tree of Life reference taxonomy version 3.2
Brazilian Flora 2020 project - Projeto Flora do Brasil 2020