| Collector | Averyanov, L. |
| Number | CBL1077 |
| Collected with | N.Q.Binh, N.X.Tam, N.T. Hiep |
| Country | Vietnam |
| Subpart | Cao Bang |
| County | |
| Locality | Distr. Tra Linh, Municipality Quang Vinh, about 21 km from Cao Bang town to the N. Open primary coniferous forest (with Keteleeria fortunei) along tops of remnant limestone ridge. |
| Coordinates | 22° 51' N 106° 14' E |
| Minimum elevation (m) | 850 |
| Maximum elevation (m) | 900 |
| Start date | 1998/12/10 |
| End date | 1998/12/10 |
| Family | Aspleniaceae |
| Identification | Asplenium |
| Determined by | |
| Identification qualifier | |
| Field notes | Epilite fern on very steep slopes and vertical cliffs. Common. |
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