| Family | Orchidaceae |
| Subfamily | Vanilloideae |
| Tribe | Vanilleae |
| Scientific name | Lecanorchis japonica Blume |
| Synonyms | Lecanorchis cerina Fukuyama; Lecanorchis cerina Fukuyama forma albida (T. P. Lin) S. S. Ying; Lecanorchis cerina Fukuyama var. albida T. P. Lin; Lecanorchis ohwi Masamune |
| Common name | (Japanese common name) muyo-ran (ムヨウラン, 無葉蘭 [meaning: non-leave orchid]) |
| (English common name) none | |
| Distribution | (Japan) Honshu, Shikoku, Kyushu, Okinawa |
| (Other nations) Taiwan | |
| Habitat | Mountane wet evergreen broadleaf forest |
| Chromosomal number | n=18, 2n=36 |
| Description | Scapes 30-40cm tall. Leaves none. Flowers pale gray yellow (young flower) or pale brown yellow (old flower), sepals ca. 2 cm long,, flowerting in May to June. Terrestrial. Mycorrhizae plants. |
| Reference | Lecanorchis japonica |
| Lecanorchis japonica | |
| Lecanorchis japonica | |
| A Taxonomic Review of the Japanese Lecanorchis (Orchidaceae) |
| June 2009 at Mt. Tsukuba |
June 2009 at Mt. Tsukuba |
June 2009 at Mt. Tsukuba |
| June 2009 at Mt. Tsukuba |
June 2009 at Mt. Tsukuba |
June 2009 at Mt. Tsukuba |
| June 2009 at Mt. Tsukuba |
June 2009 at Mt. Tsukuba |