| Family | Orchidaceae |
| Subfamily | Epidendroideae |
| Tribe | Arethuseae |
| Subtribe | Arethusinae |
| Scientific name | Eleorchis japonica (A. Gray) F. Maekawa |
| Synonyms | Arethusa japonica A. Gray; Bletilla japonica (A. Gray) Schlechter; Eleorchis conformis F. Maekawa; Eleorchis japonica (A. Gray) F. Maekawa forma albiflora T. Itô; Eleorchis japonica (A. Gray) F. Maekawa var. conformis (F. Maekawa) F. Maekawa ex H. Hara & M. Mizushima |
| Common name | (Japanese common name) sawa-ran (サワラン, 沢蘭 [meaning: swamp orchid]), asahi-ran (アサヒラン, 旭蘭 [meaning: morning sun orchid]) |
| (English common name) none | |
| Distribution | (Japan) Hokkaido, Honshu (east of Central region) |
| (Other nations) Russia (Kuril Islands) | |
| Habitat | Alpine or subalpine swamp |
| Chromosomal number | unknown |
| Description | Plants 20-30cm tall. Leaves single, 5-15cm long, 4-10mm wide. Flowers 1 or 2, red, pink or white, 2-2.5cm long, flowerting in July. Terrestrial. Perennial plants. |
| Reference | Eleorchis japonica (A. Gray) F. Maek. |
| May 2010 at my home |
May 2010 at my home |
May 2010 at my home |
| May 2010 at a wild plants nursery |