| Collector | Terneus, E. |
| Number | 213 |
| Collected with | C. González |
| Country | Ecuador |
| Subpart | IMBABURA |
| County | |
| Locality | Lago San Pablo, a 5 km. De la ciudad de Otavalo. |
| Coordinates | 0° 14' 1'' N 78° 14' 13'' W |
| Minimum elevation (m) | 2650 |
| Maximum elevation (m) | 2650 |
| Start date | 1998/10/22 |
| End date | 1998/10/22 |
| Family | Ceratophyllaceae |
| Identification | Ceratophyllum demersum L. |
| Determined by | |
| Identification qualifier | |
| Field notes | Macrófita enraizada sumergida, creciendo en zonas muy profundas u oscuras (7 m), al rede dor de toda la laguna. Hojas dentadas. |
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