1. Plate 417. Calanthe izuinsularis
2. Plate 416. Calanthe tricarinata
3. R. Govaerts, M.A. Campacci, D. Holland Baptista, P. Cribb, Alex George, K. Kreuz, and J. Wood (2007 ).World Checklist of Orchidaceae. The Board of Trustees of the Royal Botanic Gardens, Kew. Published on the Internet; http://www.kew.org/wcsp/monocots/accessed March 2007.