| Collector | Grayum, M. |
| Number | 9661 |
| Collected with | N.Zamora |
| Country | Costa Rica |
| Subpart | San Jose |
| County | |
| Locality | Zona protectora El Rodeo. Along Fila Diamante S from Alto Gracias a Dios, and forests on S slope (headwaters of Quebrada La Pita), ca. 4 km by air SW of Ciudad Colon. |
| Coordinates | 9° 54' N 84° 17' W |
| Minimum elevation (m) | 900 |
| Maximum elevation (m) | 900 |
| Start date | 1990/02/16 |
| End date | 1990/02/16 |
| Family | Aspleniaceae |
| Identification | Asplenium delitescens x A. laetum (Maxon) L.D. Gómez X Sw. |
| Determined by | R.C. Moran |
| Identification qualifier | |
| Field notes | Locally abundant terrestrial ferns in understory of primary forest. Rhizome short-creeping in currently very hard, dry soil. Petioles and ventral side of rachis blackish, semiglossy. Lamina semiglossy above. |
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