| Collector | Madsen, J. E. |
| Number | 63153 |
| Collected with | |
| Country | Ecuador |
| Subpart | GUAYAS |
| County | |
| Locality | Isla Puná. Path from Punà Nueva to Estero de los Pozo. Semi-evergreen forest. |
| Coordinates | 2° 44' S 79° 55' W |
| Minimum elevation (m) | 0 |
| Maximum elevation (m) | 0 |
| Start date | 1987/04/18 |
| End date | 1987/04/18 |
| Family | Alismataceae |
| Identification | Echinodorus bracteatus Mich. in A. & DC. |
| Determined by | L.B. Holm-Nielsen, 1987, Samuli Lehtonen, 2007 |
| Identification qualifier | |
| Field notes | Herb, 1 m high. Flowers white. (subsp. efenestratus Fassett). |