| Collector | Ollgaard, B. |
| Number | 99723 |
| Collected with | |
| Country | Ecuador |
| Subpart | SUCUMBIOS |
| County | |
| Locality | Trail at Río Ushaué N of Coop. Flor del Valle (2.5 km W of bridge over Río Aguarico at Lumbaqui). Shaded riverbank and forest on gravelly soil. |
| Coordinates | 0° 5' N 77° 20' W |
| Minimum elevation (m) | 500 |
| Maximum elevation (m) | 500 |
| Start date | 1992/01/29 |
| End date | 1992/01/29 |
| Family | Thelypteridaceae |
| Identification | Thelypteris membranacea (Mett.)R.M. Tryon |
| Determined by | Smith, A. R. (UC), 1994. |
| Identification qualifier | |
| Field notes | Erect, 1 m tall, on forest floor. |
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