| Collector | Holm-Nielsen, L. B. |
| Number | 4242 |
| Collected with | Jeppesen, S. & Lojtnant, B. & Ollgaard, B. |
| Country | Ecuador |
| Subpart | MORONA-SANTIAGO |
| County | |
| Locality | Misión Bamboiza. Rain forest. |
| Coordinates | 3° 29' S 78° 34' W |
| Minimum elevation (m) | 800 |
| Maximum elevation (m) | 800 |
| Start date | 1973/04/23 |
| End date | 1973/04/23 |
| Family | Orchidaceae |
| Identification | Maxillaria christobalensis Rchb. f. |
| Determined by | |
| Identification qualifier | |
| Field notes | Epiphyte in tall tree. Apical part of white-yellow, the basal part of the two lateral, abaxial sepals brown-red, like the basal part of the adaxial part of the labellum. |