| Collector | Terneus, E. |
| Number | 499 |
| Collected with | |
| Country | Ecuador |
| Subpart | CHIMBORAZO |
| County | |
| Locality | Parque Nacional Sangay, lagunas Verdecocha. Carretera Guamote- Macas |
| Coordinates | 2° 13' S 78° 31' W |
| Minimum elevation (m) | 3610 |
| Maximum elevation (m) | 3610 |
| Start date | 1999/11/12 |
| End date | 1999/11/12 |
| Family | Potamogetonaceae |
| Identification | Potamogeton illinoensis Morong |
| Determined by | |
| Identification qualifier | |
| Field notes | Macrófita enraizada sumergida, creciendo hasta 80 cm de profundidad en suelo fangoso, junto a Myriophylum |
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