| Tribe | Epidendreae |
| Subtribe | Laeliinae |
| Scientific name | Caularthron bicornutum (Hooker) Rafinesque |
| Synonyms | Caularthron kraenzlinianum Jones; Diacrium amazonicum Schlechter; Diacrium bicornutum (Hooker) Bentham; Epidendrum bicornutum Hooker |
| Distribution | Trinidad and Tobago, Colombia, Suriname, Venezuela, Guiana, Brazil |
| Reference | Caularthron bicornutum (Hook.) Raf. |
| Caularthron bicornutum [Hooker] Raf. 1836 |
| April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |