| Collector | Terneus, E. |
| Number | 328 |
| Collected with | D. Jacobsen |
| Country | Ecuador |
| Subpart | PICHINCHA |
| County | |
| Locality | Reserva Cayambe - Coca, Páramo de Papallacta, Laguna San Cristobal |
| Coordinates | 0° 18' 53'' S 78° 9' 58'' W |
| Minimum elevation (m) | 3800 |
| Maximum elevation (m) | 3800 |
| Start date | 1999/05/13 |
| End date | 1999/05/13 |
| Family | Isoetaceae |
| Identification | Isoetes |
| Determined by | |
| Identification qualifier | |
| Field notes | Helecho acuático, creciendo al borde de riachuelo en ambientes lóticos, hasta 40 cm de profundidad y en sustrato arenoso. |