| Collector | Fay, A. |
| Number | 3845 |
| Collected with | Louis Fay |
| Country | Ecuador |
| Subpart | Napo |
| County | |
| Locality | Quijos CAnton. Within 5 km of the town og Baeza. Shady roadside bank |
| Coordinates | 0° 27' 5'' S 77° 53' 0'' W |
| Minimum elevation (m) | 1900 |
| Maximum elevation (m) | 1900 |
| Start date | 1992/06/08 |
| End date | 1992/06/08 |
| Family | Dryopteridaceae |
| Identification | Megalastrum pulverulentum (Poiret) A.R. Sm. & R.C. Moran |
| Determined by | Robbin Moran (NY) & Jefferson Prado (SP) |
| Identification qualifier | |
| Field notes | Stipe 60-110, blade 60-90, basal pinnae 40-50 cm; triangulas blade. Non conformal apex. Base of stipe has brown scales 2-3 cm long and very narrow |
|