| Family | Orchidaceae |
| Subfamily | Epidendroideae |
| Tribe | Dendrobieae |
| Subtribe | Dendrobiinae |
| Scientific name | Dendrobium longicornu Lindley |
| Synonyms | Callista longicornis (Lindley) Kuntze; Dendrobium bulleyi Rolfe; Dendrobium hirsutum Griffith |
| Distribution | China, Vietnam, Myanmar, Nepal |
| Reference | Dendrobium longicornu Lindl. 1828 |
| Note | Dendrobium flexuosum Griffith should be distinguished from Dendrobium longicornu Lindley. |
| December 2008 at Tsukuba Botanical Garden |
December 2007 at Tsukuba Botanical Garden |
December 2007 at Tsukuba Botanical Garden |