| Family | Orchidaceae |
| Subfamily | Epidendroideae |
| Tribe | Podochilaeae (also placed in Dendrobieae) |
| Subtribe | Bulbophyllinae |
| Scientific name | Bulbophyllum japonicum (Makino) Makino |
| Synonyms | Bulbophyllum inabai Hayata; Bulbophyllum japonicum (Makino) J. J. Smith; Cirrhopetalum inabai (Hayata) Hayata; Cirrhopetalum japonicum Makino |
| Common name | (Japanese common name) miyama-mugi-ran (ミヤマムギラン, 深山麦蘭 [meaning: maountain wheat orchid]) |
| (English common name) none | |
| Distribution | (Japan) Honshu (west of Kanto region), Shikoku, Kyushu |
| (Other nations) China, Taiwan | |
| Habitat | Mountane forest |
| Chromosomal number | 2n=40 |
| Description | Leaves 3-8cm long, 5-10mm wide. Flowers red purple 2.5-3.5mm long, flowering in June to July. Epiphyte on trunk of old trees or lithophyte on rocks. Perennial plants. |
| Reference | Bulbophyllum japonicum (Makino) Makino |
| Bulbophyllum japonicum [Makino] Makino 1910 | |
| Chromosome numbers of the family Orchidaceae in Japan (3) | |
| Note | Rare species. |
| August 2009 at Tsukuba Botanical Garden |
August 2009 at Tsukuba Botanical Garden |