| Collector | Maas, P.J.M. |
| Number | 6470 |
| Collected with | |
| Country | Puerto Rico |
| Subpart | |
| County | |
| Locality | Río Abajo State forest, along Highway 621, near the end of the asphalt road. |
| Coordinates | |
| Minimum elevation (m) | 450 |
| Maximum elevation (m) | 450 |
| Start date | 1985/04/02 |
| End date | 1985/04/02 |
| Family | Aspleniaceae |
| Identification | Asplenium myriophyllum (Sw.)Presl |
| Determined by | R.C.Moran |
| Identification qualifier | |
| Field notes | Fern growing on limestone rocks in forest; very common. |
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