| Collector | Lojtnant, B. |
| Number | 11897 |
| Collected with | Molau, U. & Madison, M. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Km 40 from El Carmelo on road towards La Bonita, c. 5 km below La Alegría. Primary cloud forest on steep, wet slopes along river. |
| Coordinates | 0° 35' N 77° 30' W |
| Minimum elevation (m) | 2350 |
| Maximum elevation (m) | 2350 |
| Start date | 1979/04/08 |
| End date | 1979/04/08 |
| Family | Hepaticae |
| Identification | Isotachis serrulata (SW.) Gottsche |
| Determined by | S.R. Gradstein (Herbarium PC) |
| Identification qualifier | |
| Field notes | On steep, wet, rocky slope. |