| Collector | Grayum, M. |
| Number | 8943 |
| Collected with | G.Herrera, R.Robles, A.Martínez |
| Country | Costa Rica |
| Subpart | Limon |
| County | |
| Locality | Cordillera de Talamanca. Along ridge between Río Dantas (opposite mouth of Caño Seco) and Río Barbilla. |
| Coordinates | 10° .5' N 83° 26' W |
| Minimum elevation (m) | 250 |
| Maximum elevation (m) | 419 |
| Start date | 1988/09/10 |
| End date | 1988/09/10 |
| Family | Aspleniaceae |
| Identification | Asplenium laetum Sw. |
| Determined by | |
| Identification qualifier | |
| Field notes | Epilithic on boulders in primary forest on ridge. Petioles and leaf rachis black, but matte (not glossy). |
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