| Collector | Grijalva, E. |
| Number | 284 |
| Collected with | |
| Country | Ecuador |
| Subpart | |
| County | |
| Locality | Reserva Florística - Ecológica "RIO GUAJALITO", Km. 59 de la carretera antigua Quito - Sto. Domingo de los Colorados, a 3 1/2 Km. al NE de la carretera, estribaciones occidentales del Volcán Pichincha |
| Coordinates | 0° 13' 53'' S 78° 48' 10'' W |
| Minimum elevation (m) | 2200 |
| Maximum elevation (m) | 2200 |
| Start date | 1987/03/28 |
| End date | 1987/03/28 |
| Family | Polypodiaceae |
| Identification | Mycopteris attenuatissima (Copel.) Sundue |
| Determined by | M. Sundue |
| Identification qualifier | |
| Field notes | Eifita con sooros y rizomas cafes |
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