| Collector | Madsen, J. E. |
| Number | 50345 |
| Collected with | |
| Country | Ecuador |
| Subpart | PICHINCHA |
| County | |
| Locality | Guayllabamba, km 0-1 S to the village. Sandy and stony slopes with xerophytic scrub. |
| Coordinates | 0° 4' S 78° 22' W |
| Minimum elevation (m) | 2200 |
| Maximum elevation (m) | 2200 |
| Start date | 1984/02/29 |
| End date | 1984/02/29 |
| Family | Pteridaceae |
| Identification | Astrolepis sinuata (Lag.ex Sw.)D.M. Benham & Windham |
| Determined by | Arbeláez, A.L. (NY), 1996. |
| Identification qualifier | |
| Field notes | Plant 25 cm high. Common. |
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