| Name | Eulychnia castanea Philippi |
| Authorship | Philippi |
| Rank | Species |
| Placed in | Eulychnia |
| Citation | 1864 Linnaea (Geneva) 33: 80 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Eulychnia castanea Philippi |
| Identification made in | [no date] (2) |