| Collector | Averyanov, L. |
| Number | CBL284 |
| Collected with | N.T.Hiep, P.K.Loc, N.X.Tam |
| Country | Vietnam |
| Subpart | Cao Bang |
| County | |
| Locality | Distr. Bao Lac, municipality Y en Lac, vicinities of Yen Lac village, about 44 km to NWW from Cao Bang Tao. Primary open mixed semideciduous mossy forest on steep slopes near tops of limestone rremnant karst ridge. |
| Coordinates | 22° 44' N 105° 50' E |
| Minimum elevation (m) | 1300 |
| Maximum elevation (m) | 1300 |
| Start date | 1998/11/15 |
| End date | 1998/11/15 |
| Family | Aspleniaceae |
| Identification | Asplenium antrophyoides Christ |
| Determined by | |
| Identification qualifier | |
| Field notes | Epilite fern on open steep slope. Not common. |
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