After Ramirez, Gravendeel, Singer, Marshall & Pierce, 2007

<==o Orchidaceae Juss., 1789 (orkideat, kämmekät)
   |-- Apostasioideae
   `--+-- Cypripedioideae
      |--o Vanilloideae (vaniliansukuiset orkideat)
      |  `-- Vanilla (vanilija)
      `--+--o Epidentroidea
         |  |-- Nervilia
         |  |--+-- Listera
         |  |  `-- Epipactis
         |  `== numerous other Epidentroids
         `--o Orchidoidea
            |== numerous other Orchidoids
            |-- Gomphichis
            `--+-- Altensteinia
               |-- Chloraea
               |-- Ponthieva
               |-- Spiranthes
               `--o Goodyerinae Klotzsch, 1846
                  |-- †Meliorchis caribea Ramirez, Gravendeel, Singer, Marshall & Pierce, 2007
                  |-- Goodyera
                  |-- Kreodanthus
                  |-- Ludisia
                  |-- Microchilus
                  |-- Zeuxine
                  `== other Goodyerines

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