| Family | Orchidaceae | 
| Subfamily | Orchidoideae | 
| Tribe | Orchideae | 
| Subtribe | Orchidinae | 
| Scientific name | Platanthera metabifolia F. Maekawa | 
| Synonyms | Platanthera bifolia (Linne) L. C. M. Richard subsp. extremiorientalis (Nevski) Soó; Platanthera chlorantha F. Schmidt; Platanthera chlorantha F. Schmidt var. metabifolia (F. Maekawa) M.Hiroe; Platanthera extremiorientalis Nevski | 
| Common name | (Japanese common name) ezo-chidori (エゾチドリ, 蝦夷千鳥 [meaning: Ezo plover birds orchid (Ezo = an old name of Hokkaido region)]), futaba-ture-sagi-sou (フタバツレサギソウ, 双葉連鷺草 [meaning: twin leaved herons weed]) | 
| (English common name) none | |
| Distribution | (Japan) Hokkaido | 
| (Other nations) Russia (Far East, Sakhalin), Korea, China | |
| Habitat | Coastal field | 
| Chromosomal number | 2n=42 | 
| Description | Plants electing ca. 20-50cm tall. Leaves pair, each 8-15cm long, 3-5cm wide. Flowers white lip petals 1-1.3cm long, spurs 2-2.5cm long, flowering in July to August (natural plants in Hokkaido). Terrestrial. Perennial plants. | 
| Reference | Platanthera metabifolia F. Maek. | 
| Platanthera metabifolia Maekawa Fumio 1935 | 
| April 2009 at my home  | 
    
| March 2009 at my home  | 
      April 2009 at my home  | 
    
| March 2009 at my home  | 
      April 2009 at my home  | 
    
| March 2009 at my home  | 
      April 2009 at my home  |