| Family | Orchidaceae |
| Subfamily | Epidendroideae |
| Tribe | Podochilaeae (also placed in Dendrobieae) |
| Subtribe | Bulbophyllinae |
| Scientific name | Bulbophyllum longissimum (Ridley) J.J. Smith |
| Synonyms | Cirrhopetalum longissimum Ridley |
| Distribution | Thailand |
| Reference | Bulbophyllum longissimum (Ridl.) J.J. Sm. 1912 |
| December 2011 at Tsukuba Botanical Garden |
December 2011 at Tsukuba Botanical Garden |