| Collector | Ollgaard, B. |
| Number | 35806 |
| Collected with | Roth, S. & Sperling, C. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Road Baeza - Lago Agrio, c. 114 km from Lago Agrio. Montane forest and road banks. |
| Coordinates | 0° 16' S 77° 46' W |
| Minimum elevation (m) | 1750 |
| Maximum elevation (m) | 1750 |
| Start date | 1980/08/08 |
| End date | 1980/08/08 |
| Family | Dryopteridaceae |
| Identification | Megalastrum oellgaardii R.C.Moran, J.Prado & Sundue |
| Determined by | R.C. Moran (NY) & J. Prado (SP) |
| Identification qualifier | |
| Field notes | On forest floor. Leaves ca. 2 m high. Lamina broadly triangular. |
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