Gymnadenia × chanousiana, common name Chanous' gymnadenia, is a natural hybrid between Gymnadenia conopsea and Nigritella rhellicani (syn. Nigritella cenisia).
Description This small-sized cold-growing orchid blooms in the summer.
Distribution and habitat This orchid can be found in the Alps to NW Balkan Peninsula (France, Switzerland, Austria, Italy and Yugoslavia) at elevations of above sea level.
References
G.I.R.O.S. (2009). Orchidee d'Italia: 1–303. Il Castello srl, Italy Foelsche, Gundel; Foelsche, W. Une fleur pour la Chanousia" - Die intragenerischen Hybriden der Gattung Gymnadenia R.Br. – 1999 The Plant List E-Monocot Tropicos