Nick Garbutt / Black vanilla orchid (Nigritella nigra). North Tyrol, Austria. June. Focus stacked image.

Nick Garbutt / Black vanilla orchid (Nigritella nigra), view from above. North Tyrol, Austria. June. Focus stacked image.

Alex Hyde / Black vanilla orchid (Gymnadenia nigra) Nordtirol, Austrian Alps, June.

Erlend Haarberg / Two Black vanilla orchids (Nigritella nigra) flowering, Solendet Nature Reserve, Brekken, Sor-Trondelag, Norway, July.

MYN / Emanuele Biggi / Black orchid (Nigritella nigra rhellicani) in flower, Mont Avic Regional Park, Italy, July. Meetyourneighbours.net project

Alex Hyde / Black Vanilla Orchids (Gymnadenia nigra) flowering in Aosta Valley, Monte Rosa Massif, Pennine Alps, Italy. July.

Alex Hyde / Black Vanilla Orchids (Gymnadenia nigra) flowering in Aosta Valley, Monte Rosa Massif, Pennine Alps, Italy. July.

Alex Hyde / Black vanilla Orchid (Gymnadenia nigra) in flower in Aosta Valley, Monte Rosa Massif, Pennine Alps, Italy. July.

Wild Wonders of Europe / Benvie / Black vanilla orchid (Gymnadenia nigra) in flower, Naturpark Kaunergrat, Tirol, Austria, July 2008

Silvia Reiche / Black Vanilla Orchid (Nigritella nigra) flower, Hohe Tauern National Park, Austria

Philippe Clement / Grasshopper perching on Black vanilla orchid {Gymnadenia nigra austriaca} Gran Paradiso NP, Italy

Philippe Clement / Black vanilla orchid {Gymnadenia nigra austriaca} Gran Paradiso NP, Italy

Elio Della Ferrera / Yellow butterfly {Colias phicomone} feeding on Black vanilla orchid {Gymnadenia nigra}, Alps, Italy

Adrian Davies / Vanilla orchid (: Gymnadenia rhellicani) flowering, Swiss Alps, Switzerland. June.

Paul Harcourt Davies / Vanilla orchid (Gymnadenia x heufleri) hybrid in alpine meadow, found where parents Short-spurred fragrant orchid (Gymnadenia odoratissima) and Black vanilla orchid (Gymnadenia rhellicani) grow togeth...

Paul Harcourt Davies / Fragrant orchid (Gymnadenia conopsea), Small white orchid (Pseudorchis albida) and Vanilla orchid hybrid (Gymnadenia x suaveolens), a hybrid between Fragrant orchid and Black vanilla orchid (Gymnadeni...

Paul Harcourt Davies / Fragrant orchid (Gymnadenia conopsea), Small white orchid (Pseudorchis albida) and Vanilla orchid hybrid (Gymnadenia x suaveolens), a hybrid between Fragrant orchid and Black vanilla orchid (Gymnadeni...

Paul Harcourt Davies / Alpine vanilla orchid (Gymnadenia nigra), Fragrant orchid (Gymnadenia conopsea) and Black vanilla orchid (Gymnadenia rhellicani) in alpine meadow, Seiser Alm / Alpe di Siusi, Dolomites, South Tyrol, I...

Paul Harcourt Davies / Alpine meadow with Hybrid vanilla orchid (Gymnadenia x suaveolens), a hybrid between Fragrant orchid (Gymnadenia conopsea) and Black vanilla orchid (Gymnadenia rhellicani). Seiser Alm / Alpe di Siusi,...

Paul Harcourt Davies / Alpine meadow with Hybrid vanilla orchid (Gymnadenia x suaveolens), a hybrid between Fragrant orchid (Gymnadenia conopsea) and Black vanilla orchid (Gymnadenia rhellicani). Seiser Alm / Alpe di Siusi,...

Paul Harcourt Davies / Dark vanilla orchid (Gymnadenia rhellicani) at 2200m. Valparola Pass, near Cortina, Dolomites, Bellunto, Italy. July.

Paul Harcourt Davies / Dark vanilla orchid (Gymnadenia rhellicani), different colour forms. Seiser Alm / Alpe di Siusi, Dolomites, South Tyrol, Italy. July.

Paul Harcourt Davies / Dark vanilla orchid (Gymnadenia rhellicani), different forms showing variation in colour. Seiser Alm / Alpe di Siusi, Dolomites, South Tyrol, Italy. July.

Paul Harcourt Davies / Dark vanilla orchid (Gymnadenia rhellicani). Seiser Alm / Alpe di Siusi, Dolomites, South Tyrol, Italy. July.

Paul Harcourt Davies / Dark vanilla orchid (Gymnadenia rhellicani). Seiser Alm / Alpe di Siusi, Dolomites, South Tyrol, Italy. July.

Paul Harcourt Davies / Dark vanilla orchid (Gymnadenia rhellicani). Seiser Alm / Alpe di Siusi, Dolomites, South Tyrol, Italy. July.

Paul Harcourt Davies / Dark vanilla orchid (Gymnadenia rhellicani). Seiser Alm / Alpe di Siusi, Dolomites, South Tyrol, Italy. July.

Paul Harcourt Davies / Hybrid vanilla orchid (Gymnadenia x heufleri), hybrid between Short-spurred fragrant orchid (Gymnadenia odoratissima) and Dark vanilla orchid (Gymnadenia rhellicani). Seiser Alm / Alpe di Siusi, Dolom...

Paul Harcourt Davies / Hybrid vanilla orchid (Gymnadenia x heufleri), hybrid between Short-spurred fragrant orchid (Gymnadenia odoratissima) and Dark vanilla orchid (Gymnadenia rhellicani). Seiser Alm / Alpe di Siusi, Dolom...

Paul Harcourt Davies / Dark vanilla orchid (Gymnadenia rhellicani). Seiser Alm / Alpe di Siusi, Dolomites, South Tyrol, Italy. July.

Paul Harcourt Davies / Dark vanilla orchid (Gymnadenia rhellicani). Seiser Alm / Alpe di Siusi, Dolomites, South Tyrol, Italy. July.

Paul Harcourt Davies / Black vanilla orchid (Gymnadenia nigra) at 2200m. Valparola Pass, near Cortina, Dolomites, Belluno, Italy. July.